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Sample records for warren angel russek

  1. Warren Buffett, the intelligent investor

    OpenAIRE

    Popescu, D.

    2010-01-01

    Starting from the difficult economic conditions in Romania, the paper identifies the qualities of an intelligent investor on the background of the economic and financial crisis by presenting Warren Buffet’s strategy and action in the recent times. The conclusion is that Warren Buffet remains in the economic history as the most atypical capitalist that Americans have ever had and his behaviour could be successfully followed by the Romanian business men.

  2. Warren Buffett, the intelligent investor

    Directory of Open Access Journals (Sweden)

    Popescu, D.

    2010-12-01

    Full Text Available Starting from the difficult economic conditions in Romania, the paper identifies the qualities of an intelligent investor on the background of the economic and financial crisis by presenting Warren Buffet’s strategy and action in the recent times. The conclusion is that Warren Buffet remains in the economic history as the most atypical capitalist that Americans have ever had and his behaviour could be successfully followed by the Romanian business men.

  3. A program for Warren-Averbach analysis of diffraction data

    International Nuclear Information System (INIS)

    Fan, Zhijian; Chen, Bo; Chen, Xiping

    2009-04-01

    X-ray or neutron diffraction experiment can provide microstructural information of crystalline materials. At the moment without the model of micro-structure, Warren-Averbach analysis is regarded as an important tool. For this purpose, a program of Warren-Averbach analysis has been developed. The pro- gram has nearly all basic functions, it can be conveniently used through a graphic user interface as well. In the end, the efficiency of the program is illustrated by an example of ceria. (authors)

  4. 43 miljardi mees Warren Buffett / Mart Raudsaar

    Index Scriptorium Estoniae

    Raudsaar, Mart, 1973-

    2004-01-01

    Ajaloo edukaimaks investoriks nimetatud Warren Buffett'i põhimõtetest investeerimisotsuste tegemisel ja temale kuuluva investeerimisfirma Berkshire Hathaway tegevusest Ameerika Ühendriikides. Lisa: Neli iva algajale kullakaevajale

  5. Warren, McCain, and Obama Needed Fuzzy Sets at Presidential Forum

    Directory of Open Access Journals (Sweden)

    Ashu M. G. Solo

    2012-01-01

    Full Text Available During a presidential forum in the 2008 US presidential campaign, the moderator, Pastor Rick Warren, wanted Senator John McCain and then-Senator Barack Obama to define rich with a specific number. Warren wanted to know at what specific income level a person goes from being not rich to rich. The problem with this question is that there is no specific income at which a person makes the leap from being not rich to being rich. This is because rich is a fuzzy set, not a crisp set, with different incomes having different degrees of membership in the rich fuzzy set. Fuzzy logic is needed to properly ask and answer Warren's question about quantitatively defining rich. An imprecise natural language word like rich should be considered to have qualitative definitions, crisp quantitative definitions, and fuzzy quantitative definitions.

  6. Rick Warren, purpose driven en die 40 dae doelgerigte lewe veldtog

    OpenAIRE

    Andre Ungerer; Malan Nel

    2007-01-01

    Rick Warren, purpose driven and the 40 days of purpose campaign More than 532 churches/congregations in South-Africa have already purchased “The purpose driven campaign kit” and completed the 40 days campaign or are planning to do so. The name Rick Warren is synonymous with “Purpose driven” and the popularity of his work as well as his influence in this country, justifie a study of this nature. This study wants to determine the effect of Rick Warren’s 40 days of purpose in the circuit of K...

  7. Rick Warren, purpose driven en die 40 dae doelgerigte lewe veldtog

    Directory of Open Access Journals (Sweden)

    Andre Ungerer

    2007-05-01

    Full Text Available Rick Warren, purpose driven and the 40 days of purpose campaign More than 532 churches/congregations in South-Africa have already purchased “The purpose driven campaign kit” and completed the 40 days campaign or are planning to do so. The name Rick Warren is synonymous with “Purpose driven” and the popularity of his work as well as his influence in this country, justifie a study of this nature. This study wants to determine the effect of Rick Warren’s 40 days of purpose in the circuit of Klerksdorp of the Nederduitsch Hervormde Kerk van Afrika. Warren provides five purposes for a believer in the church in his book, A purpose driven life, which according to him is the church’s purpose of existence. The hypothesis of this study is that the 40 days of purpose is an excellent project for congregations to discover their purpose of existence, while it also strengthens the process of building the local congregation. Eight congregations participated in the research project.

  8. The effects of the introduction of the no-smoking policy at HMYOI Warren Hill on bullying behaviour.

    Science.gov (United States)

    Lawrence, Sally; Welfare, Heather

    2008-01-01

    The current research explores the prevalence of bullying behaviour at HMYOI Warren Hill and the Carlford Unit. The introduction of the no-smoking policy at the establishment was also explored in relation to its effect on bullying behaviour given that tobacco has historically been the main item that young people have been bullied for. The Direct and Indirect Prisoner behaviour Checklist--Revised (DIPC-R) and a questionnaire designed to identify the effect of the introduction of the no-smoking policy on bullying behaviour were used within this study to answer the following questions: what is the prevalence of bullying behaviour at Warren Hill and the Carlford Unit, and do young people at Warren Hill and the Carlford Unit think that the rate and nature of bullying has been affected by the introduction of the no-smoking policy? One hundred and fifteen young people took part in the study. At Warren Hill, Bully/Victims were the most prevalent type identified and this was significantly greater than the number of young people identified as Pure Victims or Not Involved. On the Carlford Unit, Not Involved was the most prevalent type identified, and this finding provides limited support for the theories of bullying behaviour identified within the present study. The study found that the rate of bullying decreased following the introduction of the no-smoking policy at Warren Hill. The findings from this study are being used in the development of a new Violence Reduction Policy at HMYOI Warren Hill.

  9. Warren Buffet - juht, kes ei tunnista pensioniiga / Marge Tooming-Pullisaar

    Index Scriptorium Estoniae

    Tooming-Pullisaar, Marge

    2006-01-01

    Berkshire Hathawaysi juhi Warren Buffeti elust ja äritegevusest. Lisad: Buffeti põhimõtted; Müü firma BH-le!; Buffeti firma Berkshire Hathaway aktsia kerkis juba 100 000 dollarile; Üks Buffeti juhtidest

  10. Program of Education for Community Coordination and Action in Warren County: What Kind of a County Do We Want Warren County To Be?

    Science.gov (United States)

    Koontz, Donald H.; Wallerstedt, Jane

    A program initiated by Simpson College and assisted by a committee of representatives from Warren County, Iowa, to assist the population of the County to understand their community and its problems and set priorities in meeting these problems is reported. Two hundred key leaders, representative of the geographic, educational, economic, religious,…

  11. Angel for Hire

    OpenAIRE

    Flynn, Mary K

    2011-01-01

    Angel For Hire explores the implications of signing away one’s bodily rights to bear a stranger’s child. As Angel, a surrogate mother, nears the end of her pregnancy, a complication emerges. Angel faces the possibility of a contract-mandated c-section against her wishes. Also unfolding is the story of a pioneering Michigan-based attorney, Noel Keane. Keane wrote the first surrogacy contract in 1976, a time when the concept of a “surrogate mother” seemed outrageous. That contract lau...

  12. Lessons Learned from "The Oracle of Omaha" Warren Buffett

    Science.gov (United States)

    Finkle, Todd A.

    2010-01-01

    This article documents a trip that was made by students from the University of Akron's College of Business to visit Warren Buffett, chairman and CEO of Berkshire Hathaway and the second richest man in the world at his Global Headquarters in Omaha, Nebraska. Every year, Buffett invites a select number of schools to Omaha to visit with him and tour…

  13. Apocryphal Angels in Nun Convents

    Directory of Open Access Journals (Sweden)

    Mario Ávila Vivar

    2018-01-01

    Full Text Available The preponderance of studies about viceregal angelic series, and the widespread belief that the representation of apocryphal angels is a specific peculiarity of viceregal angelology, have created such a close relation between it and the apocryphal angels, that they are even considered as synonymous. However, both the texts and the presence of this angels in the spanish convents of the XVII century, evidence that the apocryphal angels appeared and they were represented in Spain long before that in its american viceregal. Therefore, it is here where their origins and their meaning should be sought.

  14. THE FUTURE OF W. WARREN WAGAR

    Directory of Open Access Journals (Sweden)

    Stephen K. Sanderson

    2015-08-01

    Full Text Available In his fascinat ing book "A Short History of the Future," published in 1992, W. Warren Wagar lays out a futuristic vision of the world over the next two hundred years that draws extensively on Inunanuel Wallerstein' s world-system theory. In the year 2001 began the last of the great Kondratieff upswings of the capitalist world-economy. That economy had come to be increasingly dominated by a few giant corporations, so that by 2015 12 "megacorps" had assumed control of the world-economy and thegovernments of the major capitalist powers. The Kondratieff upswing ran its course by the early 2030s and then a devastating worldwide depression set in, the lowest point of which was reached in 2043.

  15. Fatores preditores de recidiva hemorrágica em cirróticos submetidos à cirurgia de Warren Predictive factors of rebleeding in cirrhotic patients submitted to the Warren's surgery

    Directory of Open Access Journals (Sweden)

    Fabio Gonçalves Ferreira

    2005-10-01

    Full Text Available OBJETIVO: Estabelecer os fatores preditores determinados no pré-operatório envolvidos na recidiva hemorrágica dos cirróticos submetidos à cirurgia de Warren. MÉTODOS: Cinqüenta e sete cirróticos com boa reserva funcional hepática e antecedente de hemorragia digestiva alta que não responderam ao tratamento clínico-endoscópico, foram submetidos à cirurgia de Teixeira-Warren (derivação espleno-renal distal. Eles foram divididos em dois grupos: 1 = 31 (apresentaram recidiva hemorrágica no pós-operatório e 2 = 26 (não apresentaram novo sangramento. O grupo 1 foi novamente dividido em dois grupos, segundo a época de recidiva: grupo 1.A = 12 com recidiva hemorrágica até a alta hospitalar e 1.B = 19 com recidiva hemorrágica após a alta. Onze doentes faleceram no período perioperatório e os 46 restantes foram seguidos ambulatorialmente por um período de 3,2 anos em média, sendo analisados os aspectos clínicos, laboratoriais como a dosagem de albumina e bilirrubinas séricas, ultra-sonográficos como o fluxo e calibre portais, e endoscópicos no pré e pós-operatório, bem como dados do intra-operatório como o volume de cristalóides infundido durante a cirurgia. RESULTADOS: As dosagens de albumina sérica e bilirrubinas totais foram em média de 3,33 mg% e 1,7 mg% no grupo 1, e 3,56 mg% e 1,16 mg% no grupo 2. O fluxo e o calibre portais foram em média 0,24 cm/s e 1,34 cm no grupo 1, e 0,18 cm/s e 1,21 cm no grupo 2, respectivamente. No grupo 1.A, o volume de cristalóide infundido durante a cirurgia foi em média de 3,692 ml contra 2,166 ml no grupo 1.B. CONCLUSÃO: A dosagem pré-operatória de albumina, bilirrubinas totais, valor do fluxo e calibre portais foram fatores preditores para recidiva hemorrágica em pacientes cirróticos submetidos à cirurgia de Warren. O volume de cristalóide infundido no intra-operatório foi fator preditor para ressangramento precoce.BACKGROUND: Establish the predictive factors of

  16. Cyber-Cops: Angels on the Net.

    Science.gov (United States)

    Educom Review, 1996

    1996-01-01

    Curtis Sliwa, founder of the Guardian Angels citizens' safety patrol, discusses the development of the Cyber Angels, an online citizens' patrol group that monitors Internet communication. Cyber Angels voluntarily look for and report any illegal activity conducted over the Internet, such as pyramid scams, transmission of stolen credit card and…

  17. TU-CD-303-01: Memorial to Warren Sinclair - Memorial Lecturer

    International Nuclear Information System (INIS)

    Grissom, M

    2015-01-01

    The Medical Physics and Radiation Protection communities lost one of their true pioneers in May, 2014 with the passing of Warren K. Sinclair, Ph.D. He received his Doctorate in Physics at the University of London, U.K. He was a fellow of the Institute of Physics and a Certified Health Physicist. After a number of posts at Hospitals and Universities in the U.K. and New Zealand, he became the Head, Physics Department at the M.D. Anderson Hospital, Houston, TX. He held a number of academic physics positions with the University of Texas, Austin at the main campus and at the Postgraduate School of Medicine, Houston. He later served as a Senior Biophysicist, Division Director, and then Associate Laboratory Director for Biomedical Division Director, and then Associate Laboratory Director for Biomedical and Environmental Research at the Argonne National Laboratory, IL. He had additional academic appointments at the University of California, Berkeley; Northern Illinois University; the University of Illinois (Chicago Circle Campus); and the University of Chicago. Warren was a charter member of the AAPM and a leader in many communities: President of the AAPM from 1960 to 1961 and the Journal Editor from 1964 to 1969, the 2nd President of the NCRP from 1977 to 1991, and the President of the Radiation Research Society from 1978 to 1979. His many awards included the William D. Coolidge Award in 1986. Even this barely scratches the surface of the many other organizations he served with and influenced including the ICRP, IOP, RSNA, SNM, and UNSCEAR. His research interests resulted in publications from 1948 to the 1990s in many aspects (physical and biological) of radiotherapy and the effects of ionizing radiation in general, leading to early definitions of RBE values for megavoltage radiotherapy as well as contributing to the development of the modern framework for radiation protection worldwide. Warren was not a retiring person and even after moving to NCRP President Emeritus

  18. 76 FR 77386 - Amendment to and Establishment of Restricted Areas; Warren Grove, NJ

    Science.gov (United States)

    2011-12-13

    ... responsibility. The FAA is taking this action to provide the airspace needed for realistic military training so that aircrews can acquire and maintain proficiency in high altitude weapons employment and other modern... proposed rulemaking (NPRM) to expand the Warren Grove Range in order to raise the maximum altitude of the...

  19. The Development of Winged Angels in Early Christian Art

    Directory of Open Access Journals (Sweden)

    Therese Martin

    2001-01-01

    Full Text Available The first representations of angels in Early Christian art showed a being visually indistinguishable from man. This study undertakes to explain the sudden apperarance of winged angels in the late fourth century within its religious and historical contexts The model for winged angels was Nike, an unusual choice given that Victory was conceived of as a female, while angels were decidedly male.Las primeras representaciones de angeles en el art paleocristianno fueron de un ser visualmente indiferenciado del hombre. Este estudio pretende explicar la aparicion subita de angeles con alas, a fines del siglo IV, dentro de ese particular contexto historicoreligioso. El modelo de angel con alas fue Nike, una eleccion inusual si se tiene en cuenta que la Victoria fue concebida como mujer, mientras que los angeles eran indudablemente masculinos.

  20. The Ghost-Angel. On the spiritualitation of the angel and divinization of men in the islamic medieval mystic.

    Directory of Open Access Journals (Sweden)

    Rodrigo Kalmy Bolton

    2014-02-01

    Full Text Available This essay is the first part of an arqueology on governmentality in islam. Identifying the quran´s assimilation of angel Gabriel and the Holy Ghost I think that islamic medieval mystic develop an spiritualization of the angel where pneumatology and angelology seems to be the same, because the angel is not a simple server of God but a manager of man´s soul. In this way the Ghost-Angel would be consider as a dispositiv of soul´s salvation (the divinization of men and the condition of a government of itself. That´s why it challenge the formalization proposes by the islamic law (fiqh.

  1. Rick Warren e as igrejas de crescimento rápido

    OpenAIRE

    Oliveira, Silas

    2007-01-01

    O pastor Rick Warren iniciou a sua igreja em Janeiro de 1980, com cerca de quinze pessoas que reunia na sua própria casa, para estudo bíblico. No culto de abertura, no domingo de Páscoa, tinha uma congregação de 205 pessoas, em grande maioria não praticantes de qualquer igreja, convidadas por correio – na forma de uma carta redigida, expressamente, para os descrentes e os “sem-igreja”, e enviada em 15.000 cópias a toda a comunidade vizinha.

  2. Perturbed GUE Minor Process and Warren's Process with Drifts

    Science.gov (United States)

    Ferrari, Patrik L.; Frings, René

    2014-01-01

    We consider the minor process of (Hermitian) matrix diffusions with constant diagonal drifts. At any given time, this process is determinantal and we provide an explicit expression for its correlation kernel. This is a measure on the Gelfand-Tsetlin pattern that also appears in a generalization of Warren's process (Electron. J. Probab. 12:573-590, 2007), in which Brownian motions have level-dependent drifts. Finally, we show that this process arises in a diffusion scaling limit from an interacting particle system in the anisotropic KPZ class in 2+1 dimensions introduced in Borodin and Ferrari (Commun. Math. Phys., 2008). Our results generalize the known results for the zero drift situation.

  3. Los Angeles and Its Mistress Machine

    Science.gov (United States)

    Marx, Wesley

    1973-01-01

    Los Angeles city has acute air pollution problems because of lack of an adequate mass transit system and the type of local industries. Air pollution in Los Angeles has affected agricultural production, vegetation, and public health in nearby areas. (PS)

  4. Do business angels alter the risk-return equation in early stage investments? Business angels as seen by venture capitalists in the German speaking countries

    OpenAIRE

    Heukamp, Franz; Liechtenstein, Heinrich; Wakeling, Nick

    2006-01-01

    Venture capitalists in German-speaking countries do not value the contribution of business angels in co-invested deals. Business angels do not reduce the risk perceived by venture capitalists in early-stage deals, even if the business angels have what venture capitalists regard as an ideal profile. Venture capitalists also refute that deals with business angels typically generate higher internal rates of return than deals without business angels.

  5. The Role and Place of Governing Angels in Bible

    Directory of Open Access Journals (Sweden)

    Sayyed hesam aldin Hosseini

    2014-08-01

    Full Text Available Angels have allocated a considerable part of Bible's discussions to themselves and since one of the dogmatic principles of the revealed religions is the belief in angels, depiction of the place and attributes of angels can be the indicator of the quality of attitude and worldview and the strength of dogmatic principles of Bible's followers and justify their thought and ideas; For this subject is related with the issues such as: transcendent unity of divine acts and essence and attributes and even unity in obedience, how to record the actions and investigate them in Purgatory and Resurrection and believe in the unseen world and how to connect to that world and how to manage the world by God and the definition of the Kingdom of Heaven and how to divide people's sustenance and their reward and punishment which is the indicator and representative of the position of each religion as compared to other religions. Like Muslims, the followers of Bible regard the existence of angels as one of the articles of faith and among the most important elements of the world of being. And whereas the Old Testament has described the revelation of One God using figures who appear in the Eastern mythological stories, it can be seen that in many cases the Kingdom of Heaven has been depicted by metaphors which match the similes used in Quran like angel's march before God (Fajr, 22 as if God is one of the kings from East. The angels are mentioned a lot in the Bible. In Hebrews it has been said that the numbers of angels is countless and in fact, they cannot be enumerated. Angels also do many things including: the report of the Birth of John… the most important task which is assigned to the angels is worshipping God. (1 Enoch, 40 The other significant task undertaken by angels is mediating between God and man. Intercession is another role assigned to angels. (1 Enoch, 2: 4, 4:9 Sometimes man asks the angels beseechingly to convey his/her request to Divinity. The angels

  6. The Role and Place of Governing Angels in Bible

    Directory of Open Access Journals (Sweden)

    Sayyed hesam aldin Hosseini

    2014-09-01

    Full Text Available Angels have allocated a considerable part of Bible's discussions to themselves and since one of the dogmatic principles of the revealed religions is the belief in angels, depiction of the place and attributes of angels can be the indicator of the quality of attitude and worldview and the strength of dogmatic principles of Bible's followers and justify their thought and ideas; For this subject is related with the issues such as: transcendent unity of divine acts and essence and attributes and even unity in obedience, how to record the actions and investigate them in Purgatory and Resurrection and believe in the unseen world and how to connect to that world and how to manage the world by God and the definition of the Kingdom of Heaven and how to divide people's sustenance and their reward and punishment which is the indicator and representative of the position of each religion as compared to other religions. Like Muslims, the followers of Bible regard the existence of angels as one of the articles of faith and among the most important elements of the world of being. And whereas the Old Testament has described the revelation of One God using figures who appear in the Eastern mythological stories, it can be seen that in many cases the Kingdom of Heaven has been depicted by metaphors which match the similes used in Quran like angel's march before God (Fajr, 22 as if God is one of the kings from East. The angels are mentioned a lot in the Bible. In Hebrews it has been said that the numbers of angels is countless and in fact, they cannot be enumerated. Angels also do many things including: the report of the Birth of John… the most important task which is assigned to the angels is worshipping God. (1 Enoch, 40 The other significant task undertaken by angels is mediating between God and man. Intercession is another role assigned to angels. (1 Enoch, 2: 4, 4:9 Sometimes man asks the angels beseechingly to convey his/her request to Divinity. The angels

  7. 76 FR 31679 - Saratoga and North Creek Railway, LLC-Operation Exemption-Warren County, NY

    Science.gov (United States)

    2011-06-01

    ... that it is negotiating the terms of an agreement with the County to restore common carrier rail freight... operate approximately 39.07 miles of rail line owned by Warren County, NY (the County), a noncarrier... Class III rail carrier and a subsidiary of Permian Basin Railways, Inc., which in turn is owned by Iowa...

  8. Angel Investors” in Entrepreneurship: An Assessment on Turkey Model

    OpenAIRE

    Hidayet Tiftik; Mustafa Zincirkıran

    2014-01-01

    Since the subject of angel investors is a new concept for the researches of our country there is little if any in Turkey regarding of scientific research. As well as any quantitative research not exist on the field, the searches carried out are discussed as qualitative and literature study. The concept is ranked among the titles such as business angels, angel capital, angel investment, angel financing in the international literature. The search involves the entrepreneurship concept, the st...

  9. BUSINESS ANGELS AND INVESTMENTS

    Directory of Open Access Journals (Sweden)

    CLAUDIA ISAC

    2015-12-01

    Full Text Available In this paper we have synthesized a part of legislative and conceptual elements linked to a new model of investors which is increasingly publicized in Romania, business angels. In the first part of the paper we have presented theoretical notions related to the concept of investments and to the importance of the investment decision at managerial level. Modern investments regarding, in particular, the launch of some products and services as well as the start-up of companies are dependent on the source of funding that can take many forms, one of them being that of business angels. Thus, the legislative framework in Romania represents an opportunity not only for those looking for sources of financing but also for investors seeking more flexible and more advantageous ways to place capital. Thus, at the end of the paper we have tried to reveal the main fiscal facilities from EU member countries in order to be studied by any business angel and the most important organizations offering information on the business angels’ portfolio.

  10. Angel Investors” in Entrepreneurship: An Assessment on Turkey Model

    Directory of Open Access Journals (Sweden)

    Hidayet Tiftik

    2014-03-01

    Full Text Available Since the subject of angel investors is a new concept for the researches of our country there is little if any in Turkey regarding of scientific research. As well as any quantitative research not exist on the field, the searches carried out are discussed as qualitative and literature study. The concept is ranked among the titles such as business angels, angel capital, angel investment, angel financing in the international literature. The search involves the entrepreneurship concept, the study results hereof in our country, the literature about angel investment and the studies carried out in other countries regarding of the subject matter. In consequences of the searches, the subject discussed from a different point of view and headed by the literature offers a number of suggestions and advices to entrepreneurships, the whole parts mod eled by angel investment and researches.

  11. Teaching Religion in Public Schools: Review of Warren A. Nord, "Does God Make a Difference?"

    Science.gov (United States)

    Feinberg, Walter

    2013-01-01

    In this review of Warren Nord's "Does God Make a Difference? Taking Religion Seriously in Our Schools and Universities," Walter Feinberg provides a detailed analysis of Nord's argument that the study of religion should be constitutionally mandated as a corrective to the overwhelmingly secular course of study offered in…

  12. A theoretical study of a nickel SPND using Warren's model

    International Nuclear Information System (INIS)

    Mahant, A.K.; Rao, P.S.; Misra, S.C.

    1998-01-01

    Various parameters for a nickel SPND viz. neutron and gamma sensitivity, their dependence on detector dimensions, effect of activity build up during irradiation in the reactor on neutron sensitivity and burn up have been calculated using an analytical model by Warren and Shah. The results show that the main component of neutron sensitivity is due to neutron-induced capture gamma rays (99.93%). Delayed β signal is negligible and signal due to external gamma rays constitute about 0.06%. Low gamma sensitivity to external gamma rays, negligible activity buildup and low burn up rate make it a very promising prompt SPND for power reactors. (orig.)

  13. Angels or demons? You decide!

    CERN Multimedia

    2009-01-01

    The new film Angels & Demons starring Tom Hanks and directed by Ron Howard is being premiered worldwide on 15 May, but you could see it 10 days earlier at a special preview screening as the CERN Press Office has a limited number of tickets to give away. Preview of the new CERN website to be published on 5 May. Opinion is split among CERNois when talking about Dan Brown’s book Angels & Demons. Should he be praised for bringing particle physics into the spotlight or should he be demonised for the ‘creative liberties’ he took - for example, although it would be useful for the international collaborations, CERN doesn’t actually have its own private airport and supersonic jet. But love it or hate it, with the upcoming release of the multi-million dollar Hollywood film adaptation, Angels & Demons will introduce a huge new audience to CERN. "Guess what? – CERN really exists!" said...

  14. 75 FR 3981 - National Angel Island Day, 2010

    Science.gov (United States)

    2010-01-26

    ...--from Chinese, Japanese, and Korean to Russian, German, and Urdu. These etchings remain on Angel Island... learn more about the history of Angel Island and to observe this anniversary with appropriate ceremonies...

  15. Root deformation reduces tolerance of lodgepole pine to attack by Warren root collar weevil.

    Science.gov (United States)

    Robert, Jeanne A; Lindgren, B Staffan

    2010-04-01

    Surveys were conducted on regenerating stands of lodgepole pine to determine the relationship between root deformation and susceptibility to attack by the Warren root collar weevil, Hylobius warreni Wood. The total number of trees attacked by H. warreni did not differ between planted and natural trees. A matched case-control logistic regression suggested that root cross-sectional area was more important in predicting weevil attack for naturally regenerated trees than for planted trees, but weevils were associated with a larger reduction in height-to-diameter ratios for trees with planted root characteristics than for trees with natural root form. Neither the stability of attacked versus unattacked trees differed significantly and there was no significant interaction of weevil attack and tree type, but weevil-killed trees had different root characteristics than alive, attacked trees. Lateral distribution and root cross-sectional area were significant predictors of alive attacked trees versus weevil-killed trees, suggesting that trees with poor lateral spread or poor root cross-sectional area are more likely to die from weevil attack. We conclude that root deformation does not necessarily increase susceptibility to attack but may increase the likelihood of mortality. Thus, measures to facilitate good root form are needed when planting pine in areas with high risk of Warren root collar weevil attack.

  16. Warren Hunt to test granite well

    International Nuclear Information System (INIS)

    Harvie, W.

    1996-01-01

    Various theories which purport to explain the existence of the Alberta oil sands, were discussed briefly. One theory, held among others by Warren Hunt, speculates that oil is formed deep in the Precambrian basement and not in the higher sedimentary rock. According to this theory, methane in the crust is the abiogenic product that results from hydrogen reacting with silicon carbide in the lower mantle. As it rises through the fractures, it encounters the microbiota, and hydrogen is stripped away making larger molecules until only bitumen remains. Hunt and other adherents of this theory believe that hydrocarbon reservoirs are replenished as oil is produced, hence there is no end to the world's oil supply. This theory is about to be tested by retesting a granite well near Fort McMurray, which was suspended in September 1994, when funding dried up. Kaleeda Enterprises, owners of the well, believe that the well bottom is currently in a granite pool, and oil will be found by deepening the well to 2,150 metres from the current 1,650 metres. While this is not universally accepted, if true, the abiogenic theory would go a long way towards explaining the origin of the oil sands

  17. Conceptions of warlike angels in literature of the late Second Temple period

    OpenAIRE

    Michalak, Aleksander Roman

    2011-01-01

    The work begins with a chapter that presents the various traditions concerning "angelic" warriors in the Hebrew Bible. In this context, we have investigated the two main biblical traditions: the council of gods and the Angel of Yahweh. It can be demonstrated that both these traditions were connected with martiality, which might have influenced later speculations about warlike angels. The second chapter deals with the various Second Temple beliefs concerning the principal angels, angelic hiera...

  18. Trouble Brewing in Los Angeles. Policy Brief

    Science.gov (United States)

    Buck, Stuart

    2010-01-01

    The city of Los Angeles will face enormous budgetary pressures from the growing deficits in public pensions, both at a state and local level. In this policy brief, the author estimates that Los Angeles faces a total $152.6 billion liability for pensions that are underfunded--including $49.1 billion for the city pension systems, $2.4 billion for…

  19. 75 FR 47059 - Notice To Rescind Notice of Intent To Prepare an Environmental Impact Statement: Warren County, IA

    Science.gov (United States)

    2010-08-04

    ... Prepare an Environmental Impact Statement: Warren County, IA AGENCY: Federal Highway Administration (FHWA... Realty Manager, FHWA Iowa Division Office, 105 Sixth Street, Ames, IA 50010, Phone 515-233-7302; or James... Lincoln Way, Ames, IA 50010, Phone 515-239-1798. SUPPLEMENTARY INFORMATION: Electronic Access An...

  20. Composite space charge density functions for the calculation of gamma sensitivity of self-powered neutron detectors, using Warren's model

    Science.gov (United States)

    Mahant, A. K.; Rao, P. S.; Misra, S. C.

    1994-07-01

    In the calculational model developed by Warren and Shah for the computation of the gamma sensitivity ( Sγ) it has been observed that the computed Sγ value is quite sensitive to the space charge distribution function assumed for the insulator region and the energy of the gamma photons. The Sγ of SPNDs with Pt, Co and V emitters (manufactured by Thermocoax, France) has been measured at 60Co photon energy and a good correlation between the measured and computed values has been obtained using a composite space charge density function (CSCD), the details of which are presented in this paper. The arguments are extended for evaluating the Sγ values of several SPNDs for which Warren and Shah reported the measured values for a prompt fission gamma spectrum obtained in a swimming pool reactor. These results are also discussed.

  1. History of geriatric medicine: from Hippocrates to Marjory Warren.

    Science.gov (United States)

    Ritch, A

    2012-01-01

    It is widely assumed that geriatric medicine was an invention of the twentieth century. However, from the time of Hippocrates, there has been interest in the prolongation of the lifespan, the maintenance of health in old age and agerelated disease patterns. The debate about whether old age was a natural phenomenon or a disease state was not resolved until the nineteenth century. Calls for medicine relating to old age to be recognised as a discrete entity at the time when medical specialisation was developing were disregarded until the second half of the twentieth century. This review discusses the history of the theories of ageing and of disease and the practice of medicine for older people from the classical period up to Marjory Warren's initiative in London in 1935 and the development of geriatrics as a medical specialty.

  2. The Charismatic Entrepreneur - Personal behaviors in entrepreneurs for attracting angel investment

    OpenAIRE

    Roaldsnes, Tomas

    2017-01-01

    Does the entrepreneur’s personal behavior play a major role when attracting angel investment? To answer this question, the opinions and experiences of two angel investors, a business developer for an angel investor network and a successful entrepreneur are gathered and analyzed. The thesis builds on theories from leadership, behavioral psychology and studies on angel investment to give the reader an understanding of the different personal behaviors and their effect. The findings indicate that...

  3. TU-CD-303-00: In Memoriam of Warren Sinclair: Physics Applications for New Radiobiology

    International Nuclear Information System (INIS)

    2015-01-01

    The Medical Physics and Radiation Protection communities lost one of their true pioneers in May, 2014 with the passing of Warren K. Sinclair, Ph.D. He received his Doctorate in Physics at the University of London, U.K. He was a fellow of the Institute of Physics and a Certified Health Physicist. After a number of posts at Hospitals and Universities in the U.K. and New Zealand, he became the Head, Physics Department at the M.D. Anderson Hospital, Houston, TX. He held a number of academic physics positions with the University of Texas, Austin at the main campus and at the Postgraduate School of Medicine, Houston. He later served as a Senior Biophysicist, Division Director, and then Associate Laboratory Director for Biomedical Division Director, and then Associate Laboratory Director for Biomedical and Environmental Research at the Argonne National Laboratory, IL. He had additional academic appointments at the University of California, Berkeley; Northern Illinois University; the University of Illinois (Chicago Circle Campus); and the University of Chicago. Warren was a charter member of the AAPM and a leader in many communities: President of the AAPM from 1960 to 1961 and the Journal Editor from 1964 to 1969, the 2nd President of the NCRP from 1977 to 1991, and the President of the Radiation Research Society from 1978 to 1979. His many awards included the William D. Coolidge Award in 1986. Even this barely scratches the surface of the many other organizations he served with and influenced including the ICRP, IOP, RSNA, SNM, and UNSCEAR. His research interests resulted in publications from 1948 to the 1990s in many aspects (physical and biological) of radiotherapy and the effects of ionizing radiation in general, leading to early definitions of RBE values for megavoltage radiotherapy as well as contributing to the development of the modern framework for radiation protection worldwide. Warren was not a retiring person and even after moving to NCRP President Emeritus

  4. Business Angels - A Subspecies of the homo oeconomicus ludens.

    Science.gov (United States)

    Hüsler, Laurenz; Platzer, Erich M

    2014-12-01

    Business Angels invest in start-up companies in their early stage. This type of investor usually has a good knowledge of the start-up's industry sector, and in addition to the funds he invests, his management experience and his network can be useful for start-ups. Business Angel involvement has shown to improve the success rate and the profitability of start-ups. The article depicts the relationship between entrepreneurs and Business Angels in four case examples.

  5. Interview with Warren Wiscombe on scientific programing and his contributions to atmospheric science tool making

    OpenAIRE

    Flatau, Piotr J.

    2013-01-01

    On March 11, 2013 I talked with Warren Wiscombe about his contributions to scientific computer programming, atmospheric science and radiative transfer. Our conversation is divided into three parts related to light scattering, radiative transfer and his general thoughts about scientific programming. There are some reflections on how radiative transfer parameterizations gradually sneaked in to modern climate and atmospheric Global Circulation Models. Why some software programs such as light sca...

  6. Angels and Demons in the Book of Jubilees

    NARCIS (Netherlands)

    Ruiten, Jacques van; Reiterer, F.V.; Nicklas, T.; Schöpflin, K.

    2007-01-01

    Jacques van Ruiten, “Angels and Demons in the Book of Jubilees,” in Angels: The Concept of Celestial Beings – Origins, Development and Reception (ed. Friedrich V. Reiterer, Tobias Nicklas, and Karin Schöpflin; Deuterocanonical and Cognate Literature Yearbook 2007; Berlin and New York: de Gruyter,

  7. 40 CFR 81.17 - Metropolitan Los Angeles Air Quality Control Region.

    Science.gov (United States)

    2010-07-01

    ... Quality Control Regions § 81.17 Metropolitan Los Angeles Air Quality Control Region. The Metropolitan Los Angeles Air Quality Control Region consists of the following territorial area (including the territorial... 40 Protection of Environment 17 2010-07-01 2010-07-01 false Metropolitan Los Angeles Air Quality...

  8. Should government support business angel networks? The tale of Danish business angels network

    DEFF Research Database (Denmark)

    Christensen, Jesper Lindgaard

    2011-01-01

    . This article discusses the possible rationale for governments to support BANs and what criteria to apply when evaluating such networks. The article is based on an in-depth observation study of the whole life cycle of a national BAN – the Danish Business Angel Network (DBAN) – and a comparison with a similar......Policies promoting informal venture capital generally and business angel networks (BANs) in particular have gained increased attention in recent years. As a consequence, BANs are now widespread across Europe. However, there continues to be a debate whether BANs should be supported with public money...... whether to provide continuing support to BANs they should evaluate not only their immediate effectiveness but also whether BANs should be considered a part of the general small business support infrastructure....

  9. Angels and Demons in the Book of Jubilees

    OpenAIRE

    Ruiten, Jacques van; Reiterer, F.V.; Nicklas, T.; Schöpflin, K.

    2007-01-01

    Jacques van Ruiten, “Angels and Demons in the Book of Jubilees,” in Angels: The Concept of Celestial Beings – Origins, Development and Reception (ed. Friedrich V. Reiterer, Tobias Nicklas, and Karin Schöpflin; Deuterocanonical and Cognate Literature Yearbook 2007; Berlin and New York: de Gruyter, 2007), 585-609.

  10. Angels or demons?

    Science.gov (United States)

    2008-06-01

    A fringe meeting at this year's RCN congress, 'Angels and demons… dignity at the heart of nursing', debated the issue of the media portrayal of nurses. Nurses are often depicted at polarised ends of the continuum and the event generated ideas and discussion about how nurses can influence the media portrayal of the profession.

  11. 78 FR 76702 - Notice of Intent To Rule on Change in Use of Aeronautical Property at Warren Field Airport...

    Science.gov (United States)

    2013-12-18

    ... Use of Aeronautical Property at Warren Field Airport, Washington, NC AGENCY: Federal Aviation... requesting public comment on request by the City of Washington to change a portion of airport property from... H. Ford Aviation Investment Reform Act for the 21st Century (AIR 21). DATES: Comments must be...

  12. Demonstration of Security Benefits of Renewable Generation at FE Warren Air Force Base

    International Nuclear Information System (INIS)

    Warwick, William M.; Myers, Kurt; Seifert, Gary

    2010-01-01

    Report detailing field demonstration of security benefits of renewable generation at FE Warren Air Force Base. The 2006 National Defense Appropriations Act directed the Department of Defense (DOD) to coordinate the testing of a wind turbine (new to the U.S. market) at an Air Force installation as a follow on to analyses conducted by the Pacific Northwest National Laborabory (PNNL) as part of the 2005 DOD Renewable Assessment. The earlier study simulated the performance of renewable power produced from wind turbines, solar photovoltaics and geothermal energy as part of a Base-wide energy security solution. The simulation concluded that integration of renewable generating resources with emergency generators, typically diesel-fired, could significantly enhance energy security and extend power supplies during prolonged commercial grid power outages. A simulation is insufficient to convince skeptics of the reliability of renewable resources, especially those that produce power only intermittently, like wind and solar. Therefore, Congress requested a field demonstration be performed using a wind turbine because wind power is the most erratic of all renewable resources. Following this direction, the Air Force identified a site for the wind turbine demonstration and contracted with the Idaho National Laboratory (INL) and PNNL to conduct the demonstration and implement other provisions in the appropriation bill. INL identified a wind turbine that met the legislative requirements (the Gamesa G-80), and with the support of PNNL and the Air Force, selected FE Warren Air Force Base for the demonstration. FE Warren has an excellent wind resource and was already a host to two wind turbines and could accommodate a third. The G-80 is rated at 2 MWs versus the two existing 660 kW turbines, consequently wind production would more than double. Procurement, siting, and acceptance testing of the new turbine was completed in early 2010. The field test was conducted in late April 2010

  13. The Los Angeles basin

    International Nuclear Information System (INIS)

    Rintoul, W.

    1991-01-01

    In the early 1890s, Edward L Doheny, a mining prospector down on his luck, observed residents of Los Angeles gathering brea from the area's tar pits for use as fuel in coal-scarce California. Realizing that this crude tar was petroleum that had congealed upon contact with the open air, Doheny explored the residential neighborhood near Westlake Park, pooled resources with Charles A Canfield, an old mining crony, and purchased a city lot for $400. This paper reports that drilling wells in the Los Angeles City field posed the problem of making oil production compatible with urban living. Residents had to deal with noise, dirt, traffic, odors, and waste disposal. At least one solution to the waste disposal problem proved unique. A homeowner with a rig in his backyard had no place for a sump in which to run waste water and mud. However, his house had a basement, and that's where the mud went

  14. Coca-Cola Hispanic Education Fund: Los Angeles Program Description.

    Science.gov (United States)

    Coca Cola Bottling Co. of Los Angeles, CA.

    The Coca-Cola Hispanic Education Fund was created in response to the high school dropout problem in Los Angeles. The Fund enables the Coca-Cola Bottling Company of Los Angeles to build upon the successful relationship it has developed in the Hispanic community and maximizes the effectiveness of existing student support programs by directing needy…

  15. Avaliação eletroforética, cromatográfica e molecular da Hb D Los Angeles no Brasil Electrophoretical, chromatographic and molecular valuations of Hb D Los Angeles in Brazil

    Directory of Open Access Journals (Sweden)

    Ana R. Chinelato-Fernandes

    2003-01-01

    Full Text Available A variante de hemoglobina (Hb D mais comum, Hb D Los Angeles ou D Punjab, é originada de uma transversão GAA->CAA no códon 121 da globina beta; essa mutação resulta na substituição do ácido glutâmico por glutamina na proteína. É a terceira variante de hemoglobina mais freqüente da população brasileira. Como as hemoglobinas D apresentam migração similar à hemoglobina S em pH alcalino, e com a hemoglobina A em pH ácido, são necessários vários testes para o correto diagnóstico. No presente estudo objetivou-se relacionar os diferentes procedimentos laboratoriais de rotina diagnóstica, além da análise molecular, para estabelecer o perfil de Hb D Los Angeles no Brasil. Foram analisados 47 indivíduos da população brasileira com provável Hb D Los Angeles, por vários procedimentos eletroforéticos em diferentes condições de pH, além da cromatografia líquida de alta pressão, e testes moleculares para confirmação da mutação. Foram encontrados quatro tipos de combinações de hemoglobinas: 42 indivíduos portadores de hemoglobina AD Los Angeles, dois indivíduos com doença de Hb S/D Los Angeles, dois indivíduos com Hb D Los Angeles e talassemia beta e um indivíduo com Hb D Los Angeles e Hb Lepore. Os indivíduos heterozigotos para D Los Angeles são assintomáticos, entretanto, em associação com outras variantes e talassemias podem apresentar graus variáveis de manifestações clínicas. Os resultados apresentados enfatizaram a necessidade da associação de várias metodologias para a identificação da Hb D Los Angeles, além de auxiliar na elucidação de combinações raras.The most common Hb D variant, the Hb D-Los Angeles, also know as Hb D-Punjab, originates through a GAA->CAA change at the 121 codon of the beta globin gene; this mutation results in the replacement of glutamic acid for glutamine in the protein. It is the third most common hemoglobin variant in the Brazilian population. This variant has

  16. Professional Identity at Los Angeles College of Chiropractic.

    Science.gov (United States)

    Kimura, Melissa Nagare; Russell, Robb; Scaringe, John

    2016-12-01

    The objective of this article is to describe chiropractic professional identity as espoused by the Los Angeles College of Chiropractic. Professional identity is a construct that begins formation prior to career selection, can be considered the backbone of health care education, and has been linked to career success. Los Angeles College of Chiropractic's professional identity is shaped by a philosophy of health care that is focused on vitalism, holism, naturalism, therapeutic conservatism, critical rationalism, phenomenology, humanism, and interprofessionalism. Other distinguishing aspects include portal-of-entry professionals with broad diagnostic skills; a focus on spine care; promotion of public-health; and delivery of manual treatments. The chiropractic professional identity at the Los Angeles College of Chiropractic focuses on serving the needs of the people who entrust their health to its graduates and will continue to evolve on the basis of many factors, such as politics, social perceptions, and economic conditions.

  17. Cancer risk among Los Angeles women with cosmetic breast implants.

    Science.gov (United States)

    Deapen, Dennis M; Hirsch, Elliot M; Brody, Garry S

    2007-06-01

    As the first generation of women who received cosmetic breast implants ages, questions remain about cancer risk. This study is an update of the Los Angeles Augmentation Mammaplasty Study and examines cancer risk among women with long-term exposure to breast implants. The authors conducted a record linkage cohort study of patients with cosmetic breast implants by abstracting from records of the private practices of 35 board-certified plastic surgeons in Los Angeles County, California. They included 3139 Caucasian women who received cosmetic breast implants between 1953 and 1980. Spanish-surnamed women, nonresidents of Los Angeles County, and patients with prior subcutaneous mastectomy or breast cancer were excluded. Cancer outcomes through 1994 were ascertained through record linkage with the Los Angeles County Cancer Surveillance Program. With a mean follow-up period of 15.5 years, 43 cases of breast cancer were observed, compared with 62.6 expected, based on Los Angeles County population-based incidence rates (standardized incidence ratio, 0.69; 95% CI, 0.50 to 0.93). Significant increases were observed for cancer of the lung and bronchus (standardized incidence ratio, 2.14; 95% CI, 1.42 to 3.09) and vulvar cancer (standardized incidence ratio, 3.47; 95% CI, 1.39 to 7.16). The breast cancer results of this study are consistent with the previous reports of the Los Angeles study as well as with several other long-term cohort studies. Lung cancer has previously been found to be increased in this cohort and also in some, but not most, other studies. The increased risk of vulva cancer has previously been observed in this cohort and just one other.

  18. Million trees Los Angeles canopy cover and benefit assessment

    Science.gov (United States)

    E.G. McPherson; J.R. Simpson; Q. Xiao; C. Wu

    2011-01-01

    The Million Trees LA initiative intends to improve Los Angeles’s environment through planting and stewardship of 1 million trees. The purpose of this study was to measure Los Angeles’s existing tree canopy cover (TCC), determine if space exists for 1 million additional trees, and estimate future benefits from the planting. High-resolution QuickBird remote sensing data...

  19. Bayesian analysis of factors associated with fibromyalgia syndrome subjects

    Science.gov (United States)

    Jayawardana, Veroni; Mondal, Sumona; Russek, Leslie

    2015-01-01

    Factors contributing to movement-related fear were assessed by Russek, et al. 2014 for subjects with Fibromyalgia (FM) based on the collected data by a national internet survey of community-based individuals. The study focused on the variables, Activities-Specific Balance Confidence scale (ABC), Primary Care Post-Traumatic Stress Disorder screen (PC-PTSD), Tampa Scale of Kinesiophobia (TSK), a Joint Hypermobility Syndrome screen (JHS), Vertigo Symptom Scale (VSS-SF), Obsessive-Compulsive Personality Disorder (OCPD), Pain, work status and physical activity dependent from the "Revised Fibromyalgia Impact Questionnaire" (FIQR). The study presented in this paper revisits same data with a Bayesian analysis where appropriate priors were introduced for variables selected in the Russek's paper.

  20. Tohoku Women's Hurdling Project: Science Angels (abstract)

    Science.gov (United States)

    Mizuki, Kotoe; Watanabe, Mayuko

    2009-04-01

    Tohoku University was the first National University to admit three women students in Japan in 1913. To support the university's traditional ``open-door'' policy, various projects have been promoted throughout the university since its foundation. A government plan, the Third-Stage Basic Plan for Science and Technology, aims to increase the women scientist ratio up to 25% nationwide. In order to achieve this goal, the Tohoku Women's Hurdling Project, funded by the Japanese Ministry of Education, Culture, Sports, Science and Technology (MEXT), was adopted in 2006. This project is threefold: support for child/family, improvement of facilities, and support for the next generation, which includes our Science Angels program. ``Science Angels'' are women PhD students appointed by the university president, with the mission to form a strong support system among each other and to become role-models to inspire younger students who want to become researchers. Currently, 50 women graduate students of the natural sciences are Science Angels and are encouraged to design and deliver lectures in their areas of specialty at their alma maters. Up to now, 12 lectures have been delivered and science events for children in our community have been held-all with great success.

  1. Los Angeles Area Permit Holder Estimated Trash Load Reduction, Los Angeles CA, 2012, US EPA Region 9

    Data.gov (United States)

    U.S. Environmental Protection Agency — The Los Angeles River has been designated as an impaired waterbody due to the large volume of trash it receives from the watershed. To address this problem a Total...

  2. Portal circulation following the Warren procedure. Long-term follow-up by computed tomography

    Energy Technology Data Exchange (ETDEWEB)

    Gostner, P; Fugazzola, C; Martin, F; Marzoli, G P

    1986-06-01

    Computed tomography with contrast injection was carried out in 18 patients who had undergone a Warren procedure for portal hypertension due to cirrhosis of the liver more than five years previously. The results show that it is not possible to drain only a part of the venous portal territory. The portal circulation does not consist of two portions, with different pressure relationships. Pressure difference across the splenorenal anastomosis is greater than that into the mediastinal veins. Postoperative development of a hepatofugal circulation continues for a long period and is not confined to the early phase only. This phenomenon is, however, not uniform. In particular, there are variations in the extent of the collateral circulation and in the maintenance of liver blood flow.

  3. Environmental Assessment for the Warren Station externally fired combined cycle demonstration project

    Energy Technology Data Exchange (ETDEWEB)

    NONE

    1995-04-01

    The proposed Penelec project is one of 5 projects for potential funding under the fifth solicitation under the Clean Coal Technology program. In Penelec, two existing boilers would be replaced at Warren Station, PA; the new unit would produce 73 MW(e) in a combined cycle mode (using both gas-fired and steam turbines). The project would fill the need for a full utility-size demonstration of externally fire combined cycle (EFCC) technology as the next step toward commercialization. This environmental assessment was prepared for compliance with NEPA; its purpose is to provide sufficient basis for determining whether to prepare an environmental impact statement or to issue a finding of no significant impact. It is divided into the sections: purpose and need for proposed action; alternatives; brief description of affected environment; environmental consequences, including discussion of commercial operation beyond the demonstration period.

  4. Assessing urban forest effects and values, Los Angeles' urban forest

    Science.gov (United States)

    David J. Nowak; Robert E. III Hoehn; Daniel E. Crane; Lorraine Weller; Antonio. Davila

    2011-01-01

    An analysis of trees in Los Angeles, CA, reveals that this area has about 6 million trees with tree and shrub canopies that cover 24.9 percent of the city. The most common tree species are Italian cypress, scrub oak, laurel sumac, Mexican fan palm, and Indian laurel, Trees in Los Angeles currently store about 1.3 million tons of carbon (4.7 million tons CO2...

  5. Million Hearts 2022: Understanding the Links between Environmental Pollutant Exposure and Cardiovascular and Cerebrovascular Events - Justus-Warren Heart Disease and Stroke Prevention Task Force

    Science.gov (United States)

    The webinar was requested by the Justus-Warren Heart Disease and Stroke Prevention Task Force. From their website, “The task force was established in 1995 in North Carolina to provide statewide leadership for the prevention and management of cardiovascular disease. Meetings are...

  6. Enhancement of Pork Jerky Using Co-cultures of Lactobacillus bulgaricus and Angel Yeast.

    Science.gov (United States)

    Zhao, Changqing; Lu, Ziyang; Huang, Jing; He, Sha; Tan, Hui; Wang, Gang; Liu, Dayu; Li, Yubin

    2016-09-01

    Strains of Lactobacillus bulgaricus and Angel Yeast were combined to ferment raw pork and make pork jerky. After fermentation, the jerky was dried and then tested for sensory evaluation, pH and free amino acid content. The results showed that the optimal conditions for fermentation using L. bulgaricus and Angel Yeast were: a pH of 6.5, a 1:1 (v/v) ratio of L. bulgaricus to Angel Yeast, a fermentation time of 42 h and temperature of 25 °C. The results showed that the pork jerky fermented with the combined strains was not very sour which was close to the pH of 7.0 and had a higher free amino acid content which was more than 68.3 mg/100 g compared with the pork jerky fermented by either L. bulgaricus or Angel Yeast alone. Overall, the results demonstrate that fermentation of raw pork with combined strains of L. bulgaricus and Angel Yeast improves the quality and flavor of pork jerky.

  7. Dante o anjeloch (Dante on Angels

    Directory of Open Access Journals (Sweden)

    Jozef Žilinek

    2007-03-01

    Full Text Available Dante’s eternal Love was Bice Portinari who died in 1290. Dante saw her in Florence in 1274. She was his muse and her death was the reason to write Divine Comedy. We meet her in part of Divine Comedy calledParadise as a guide into Celestial Empire. I have ever been interested in structure of Celestial Empire and mesmerised by Dante. That was the reason to write this paper. I try to re-construct and complete Dante’s interpretation of the hierarchy of Celestial Empire with focusing on angels. Angels are also called Intellects or forms of the Heaven or substances between the Earth and Heaven or blissful Beings. I also try to find out the answer what happened to souls of people who died, especially to souls of innocent children. In memory of Michalka Režnáková (1984-1995.

  8. Hangar con alas, Los Angeles

    Directory of Open Access Journals (Sweden)

    Editorial, Equipo

    1961-04-01

    Full Text Available Formando parte de su programa, la TWA ha construido recientemente un hangar para servicio y reparaciones de su flota aérea de naves ordinarias y de aviones de reacción en el aeropuerto internacional de Los Angeles (Estados Unidos. El proyecto de esta obra se encargó a la empresa constructora Holmes & Narver, Inc.

  9. Road safety audit for IA 28 from the south corporate limits of Norwalk in Warren County through the IA 5 interchange in Polk County, Iowa.

    Science.gov (United States)

    2012-11-01

    In response to local concerns, the Iowa Department of Transportation (DOT) requested a road safety audit (RSA) for the IA Highway 28 : corridor through the City of Norwalk in Warren County, Iowa, from the south corporate limits of Norwalk through the...

  10. Los Angeles-Long Beach Harbor Areas Cultural Resource Survey, Los Angeles County, California,

    Science.gov (United States)

    1978-04-01

    into nettles and stung by red ants while the adult the Panes or White-heded Eagle Maiden. hunters danced to deerbone flute music. Intriguing sand... combat excepting those in the Philippine Islands (Fort Mills, Fort Hughes, Fort Drum and Fort Frank). It was during the World War II conflict, the...Junior Pest President, Californ a History and Landmarks Club of Los Angeles, Inglewod, February, 1941). Statoments of Mr. Ralph Bandinl, Palo Verdes. Mrs

  11. El Proyecto Sismico "LARSE" - Trabajando Hacia un Futuro con Mas Seguridad para Los Angeles

    Science.gov (United States)

    Henyey, Thomas L.; Fuis, Gary S.; Benthien, Mark L.; Burdette, Thomas R.; Christofferson, Shari A.; Clayton, Robert W.; Criley, Edward E.; Davis, Paul M.; Hendley, James W.; Kohler, Monica D.; Lutter, William J.; McRaney, John K.; Murphy, Janice M.; Okaya, David A.; Ryberg, Trond; Simila, Gerald W.; Stauffer, Peter H.

    1999-01-01

    La region de Los Angeles contiene una red de fallas activas, incluyendo muchas fallas por empuje que son profundas y no rompen la superficie de la tierra. Estas fallas ocultas incluyen la falla anteriormente desconocida que fue responsable por la devastacion que ocurrio durante el terremoto de Northridge en enero de 1994, el terremoto mas costoso en la historia de los Estados Unidos. El Experimento Sismico en la Region de Los Angeles (Los Angeles Region Seismic Experiment, LARSE), esta localizando los peligros ocultos de los terremotos debajo de la region de Los Angeles para mejorar la construccion de las estructuras que pueden apoyar terremotos que son inevitables en el futuro, y que ayudaran a los cientificos determinar donde occurira el sacudimento mas fuerte y poderoso.

  12. Size distribution of magnetic iron oxide nanoparticles using Warren-Averbach XRD analysis

    Science.gov (United States)

    Mahadevan, S.; Behera, S. P.; Gnanaprakash, G.; Jayakumar, T.; Philip, J.; Rao, B. P. C.

    2012-07-01

    We use the Fourier transform based Warren-Averbach (WA) analysis to separate the contributions of X-ray diffraction (XRD) profile broadening due to crystallite size and microstrain for magnetic iron oxide nanoparticles. The profile shape of the column length distribution, obtained from WA analysis, is used to analyze the shape of the magnetic iron oxide nanoparticles. From the column length distribution, the crystallite size and its distribution are estimated for these nanoparticles which are compared with size distribution obtained from dynamic light scattering measurements. The crystallite size and size distribution of crystallites obtained from WA analysis are explained based on the experimental parameters employed in preparation of these magnetic iron oxide nanoparticles. The variation of volume weighted diameter (Dv, from WA analysis) with saturation magnetization (Ms) fits well to a core shell model wherein it is known that Ms=Mbulk(1-6g/Dv) with Mbulk as bulk magnetization of iron oxide and g as magnetic shell disorder thickness.

  13. Carotenoids of Sea Angels Clione limacina and Paedoclione doliiformis from the Perspective of the Food Chain

    Directory of Open Access Journals (Sweden)

    Takashi Maoka

    2014-03-01

    Full Text Available Sea angels, Clione limacina and Paedoclione doliiformis, are small, floating sea slugs belonging to Gastropoda, and their gonads are a bright orange-red color. Sea angels feed exclusively on a small herbivorous sea snail, Limacina helicina. Carotenoids in C. limacina, P. doliiformis, and L. helicina were investigated for comparative biochemical points of view. β-Carotene, zeaxanthin, and diatoxanthin were found to be major carotenoids in L. helicina. L. helicina accumulated dietary algal carotenoids without modification. On the other hand, keto-carotenoids, such as pectenolone, 7,8-didehydroastaxanthin, and adonixanthin were identified as major carotenoids in the sea angels C. limacina and P. doliiformis. Sea angels oxidatively metabolize dietary carotenoids and accumulate them in their gonads. Carotenoids in the gonads of sea angels might protect against oxidative stress and enhance reproduction.

  14. Carotenoids of Sea Angels Clione limacina and Paedoclione doliiformis from the Perspective of the Food Chain

    Science.gov (United States)

    Maoka, Takashi; Kuwahara, Takashi; Narita, Masanao

    2014-01-01

    Sea angels, Clione limacina and Paedoclione doliiformis, are small, floating sea slugs belonging to Gastropoda, and their gonads are a bright orange-red color. Sea angels feed exclusively on a small herbivorous sea snail, Limacina helicina. Carotenoids in C. limacina, P. doliiformis, and L. helicina were investigated for comparative biochemical points of view. β-Carotene, zeaxanthin, and diatoxanthin were found to be major carotenoids in L. helicina. L. helicina accumulated dietary algal carotenoids without modification. On the other hand, keto-carotenoids, such as pectenolone, 7,8-didehydroastaxanthin, and adonixanthin were identified as major carotenoids in the sea angels C. limacina and P. doliiformis. Sea angels oxidatively metabolize dietary carotenoids and accumulate them in their gonads. Carotenoids in the gonads of sea angels might protect against oxidative stress and enhance reproduction. PMID:24633249

  15. Los Angeles and Its Influence on Professional and Popular Astronomy - A Hollywood Love Story, by Lewis Chilton, Past President, Optical Shop Director and Historian, Los Angeles Astronomical Society

    Science.gov (United States)

    Chilton, Lew

    2013-01-01

    The purpose of this presentation is to show through visualizations how the Los Angeles, California milieu of the early 20th century benefited the advancement of astronomy and captured the public consciousness through popular press accounts of these advancements and of the scientists who made them. The thesis of this presentation purports that a symbiosis developed between astronomers of Los Angeles-area scientific and educational institutions and a local community of interested laypersons, and was the catalyst that sparked future generations to enter the fields of astronomy, the allied sciences, education and technology. This presentation attempts to highlight the importance of continued public outreach by the professional astronomical community, for the ultimate benefit to itself, in Los Angeles and beyond.

  16. AnGel System for the diagnosis of generators in operation; Sistema AnGeL para el diagnostico de generadores en operacion

    Energy Technology Data Exchange (ETDEWEB)

    De la Torre V, H. Octavio; Ramirez N, J. Tomas; Pascacio de los S, Alberth; Reyes M, Oscar A; Carrillo C, Jaime; Iturbe F, Marlene [Instituto de Investigaciones Electricas, Cuernavaca, Morelos (Mexico); Ponce de Leon V, Eugenio [Comision Federal de Electricidad (Mexico)

    2005-07-01

    The continuous monitoring of the electrical variables of a generator allows the knowing of the operating status of the main components of the equipment, which is helpful at the time of emitting a diagnosis of the same one. System of diagnosis for generators of operation, denominated AnGel System (acronym of Analysis of Generators in Line). The system was developed by the Management of Electrical equipment of the Instituto de Investigaciones Electricas (IIE) and implemented in the six units of generation of the Manzanillo Thermoelectric Unit. The present article includes a description of the main components and functions. The world-wide tendency in monitoring systems of the fault statistics, were key elements in defining the variable to be monitored: Partial discharges (PD), Shaft current (SC), Neutral current (NC), Tangential Magnetic (TM) flux, Voltages and currents of line (as reference to the operation point). The main processes of deterioration that are intended to be observed with each one of these variables are described with greater thoroughness in the article Sistema AnGel: Aspectos teorico-practicos para el diagnostico de generadores en operacion (AnGel System: Theoretical-practical aspects for the diagnosis of generators in operation), contained in the section of Research Activities in this same issue of the IIE bulletin. [Spanish] La monitorizacion continua de las variables electricas de un generador permite conocer el estado operativo de los principales componentes del equipo, lo que es de ayuda a la hora de emitir un diagnostico del mismo. Sistema de diagnostico para generadores de operacion, denominado Sistema AnGeL (acronimo de Analisis de Generadores en Linea). El sistema fue desarrollado por la Gerencia de Equipos Electricos del IIE e implementado en las seis unidades de generacion del Complejo Termoelectrico Manzanillo. El presente articulo incluye una descripcion de los principales componentes y funciones. La tendencia mundial en sistemas de

  17. Evidence, Methodology, Test-Based Accountability, and Educational Policy: A Scholarly Exchange between Dr. Eric A. Hanushek and Drs. John Robert Warren and Eric Grodsky

    Science.gov (United States)

    Hanushek, Eric A.; Warren, John Robert; Grodsky, Eric

    2012-01-01

    This exchange represents a follow-up to an article on the effects of state high school exit examinations that previously appeared in this journal (Warren, Grodsky, & Kalogrides 2009). That 2009 article was featured prominently in a report by the National Research Council (NRC) that evaluated the efficacy of test-based accountability systems.…

  18. "Angels & Demons" - Distinguishing truth from fiction

    CERN Multimedia

    2005-01-01

    Dan Brown's best-selling novel "Angels & Demons" was published in French on 2 March. A web page on CERN's public site is dedicated to separating truth from fiction in this novel. After the extraordinary success of Dan Brown's "Da Vinci Code", one of his earlier novels "Angels & Demons", published in 2000, has now become a best seller and has generated a flood of questions about CERN. This detective story is about a secret society, the Illuminati, who wish to destroy the Vatican with an antimatter bomb stolen from - wait for it - CERN! Inevitably, CERN has been bombarded with calls about the technologies described in the novel that are supposed to be under development in the Laboratory. The Press Office has always explained that, even if the novel appears to be very informative, it is in fact a mixture of fact and fiction. For instance, according to the novel CERN is supposed to own a plane that can cover the distance between Massachusetts in the United States and Switzerland in just over an hour! ...

  19. Shortening and Thickening of Metropolitan Los Angeles Measured and Inferred Using Geodesy

    Science.gov (United States)

    Argus, D.; Heflin, M.; Donnellan, A.; Webb, F.; Dong, D.; Hurst, K.; Jefferson, D.; Lyzenga, G.; Watkins, M.; Zumberge, J.

    1999-01-01

    Geodetic measurements using the Global Positioning System and other techniques show north-south shortening near Los Angeles to be fastest across the northern part of the metropolitan area, where an ESE-striking, 5- to 40-km-wide belt lying to the south of San Gabriel Mountains and to the north of downtown and West Los Angeles is shortening at 5 mm/yr.

  20. Applications of the Warren-Averbach method of X-ray diffraction line profile analysis

    International Nuclear Information System (INIS)

    Ichikawa, Rodrigo Uchida

    2013-01-01

    The objective of this work was to develop and implement a methodology of X-ray Line Profile Analysis (XLPA) for the study and determination of the mean crystallite sizes and microstrains in materials. A computer program was developed to speed up the treatment of diffraction peaks and perform the deconvolution utilizing the Stokes method to correct the instrumental contribution in the X-ray diffraction measurements. The XLPA methods used were the Scherrer, Williamson-Hall and Single-Line methods, which can be called real space methods, and the Fourier space method of Warren-Averbach. Furthermore, considering a mathematical modelling it was possible to calculate the crystallite size distribution, considering the log-normal distribution and spherical crystallites. It was possible to demonstrate the proposed theory can provide reliable results evaluating a dispersion parameter. The methodologies described above were applied in two distinct materials: in the alloy Zircaloy-4 and in ZnO. (author)

  1. Due Diligence and the Evaluation of Teachers: A Review of the Value-Added Analysis Underlying the Effectiveness Rankings of Los Angeles Unified School District Teachers by the "Los Angeles Times"

    Science.gov (United States)

    Briggs, Derek; Domingue, Ben

    2011-01-01

    On August 14, 2010, the "Los Angeles Times" published the results of a statistical analysis of student test data to provide information about elementary schools and teachers in the Los Angeles Unified School District (LAUSD). The analysis, covering the period from 2003 to 2009, was put forward as an evaluation of the effects of schools…

  2. National Dam Safety Program. Lakeview Estates Dam (MO 11004), Mississippi - Kaskaskia - St. Louis Basin, Warren County, Missouri. Phase I Inspection Report.

    Science.gov (United States)

    1979-09-01

    ificatiozh Distributon/ Availabilit oe LAKEVIEW ESTATES DAM WARREN COUNTY, MISSOURI MISSOURI INVENTORY NO. 11004 PHASE I INSPECTION REPORT NATIONAL DAM SAFETY...and *impounds less than 1,000 acre-feet of water . Our inspection and evaluation indicates that the spill- way of Lakeview Estates Dam does not meet...not be measured because of high reservoir level, scalloping near the crest and a berm just under the water surface. Limestone riprap in sizes from sand

  3. ASSESSING ANGELS IN THE NURSERY: A PILOT STUDY OF CHILDHOOD MEMORIES OF BENEVOLENT CAREGIVING AS PROTECTIVE INFLUENCES.

    Science.gov (United States)

    Narayan, Angela J; Ippen, Chandra Ghosh; Harris, William W; Lieberman, Alicia F

    2017-07-01

    This pilot study provides the first empirical test of the concept of "Angels in the Nursery" by examining whether childhood memories of benevolent caregiving experiences protect against heightened levels of psychopathology in high-risk mothers. The study hypothesized that (a) elaborated childhood memories of feeling loved by a caregiver ("angel memories") would moderate adulthood posttraumatic stress disorder (PTSD) symptoms in mothers with childhood maltreatment histories, and (b) spontaneous traumatic intrusions ("ghost memories") would mediate childhood maltreatment and adulthood PTSD symptoms. Participants were 54 mothers (M = 32.79 years, SD = 8.91; 59.2% African American, 13.0% Caucasian, 5.6% Latina, 22.2% biracial/multiracial) who completed standardized assessments of childhood maltreatment and adulthood PTSD symptoms, and a novel instrument, the Angels in the Nursery Interview ("Angels Interview," Van Horn, Lieberman, & Harris, 2008). Results showed that angel memories significantly moderated childhood maltreatment and adulthood PTSD symptoms, consistent with a protective effect. Higher levels of ghost memories during the Angels Interview were significantly associated with more extensive childhood maltreatment, but did not mediate maltreatment and PTSD symptoms. Findings indicate that the Angels Interview can identify pathogenic intrusions rooted in childhood maltreatment and protective factors to promote maternal mental health and buffer the intergenerational transmission of trauma. © 2017 Michigan Association for Infant Mental Health.

  4. Analysis of Warren and X-trussed continuous beam by equivalent stiffness matrices and moments of inertia

    International Nuclear Information System (INIS)

    Soares, J.M.D.

    1984-01-01

    This work study the resolution of Warren and X-trussed continuous beams using equivalent stiffness coefficients and moments of inertia. The equilibrium equations in the generic Joint r are obtained by finite differences method and the deflections and arbitrary static load equations are present in finite Fourier series form. The results of illustrative examples for both kinds of trussed be beams are compared with solutions obtained with the Lorane Linear Program. The influence of panels number and comparisions with classic result of equivalent inertia are established. Abacus for X-trussed beams for stiffness coefficients obtained by series versus equivalent inertia stiffness coefficients and corrections using the top and bottom chords area are presented. (Author) [pt

  5. User survey of Nanny Angel Network, a free childcare service for mothers with cancer.

    Science.gov (United States)

    Cohen, L; Schwartz, N; Guth, A; Kiss, A; Warner, E

    2017-08-01

    The purpose of the present study was to determine user satisfaction with Nanny Angel Network (nan), a free childcare service for mothers undergoing cancer treatment. All 243 living mothers who had used the nan service were invited by telephone to participate in an online research survey; 197 mothers (81%) consented to participate. The survey, sent by e-mail, consisted of 39 items divided into these categories: demographics, supports, use, satisfaction, and general comments. Of the 197 mothers who consented to receive the e-mailed survey, 104 (53%) completed it. More than 90% of the mothers were very satisfied with the help and support from their Nanny Angel. Many mothers mentioned that the Nanny Angel was most helpful during treatment and medical appointments, with 75% also mentioning that their Nanny Angel helped them to adhere to their scheduled medical appointments. However, 64% felt that they had not received enough visits from their Nanny Angel. Satisfaction with the nan childcare provider was high, but mothers wished the service had been available to them more often. Our study highlights the importance of providing childcare to mothers with inadequate support systems, so as to allow for greater adherence to treatment and medical appointments, and for more time to recover.

  6. An Analysis Of Symbols In Dan Brown’s Novel Angels And Demons

    OpenAIRE

    Savrizal, Muhammad

    2014-01-01

    Skripsi ini yang berjudul An Analysis Of Symbols In Dan Brown’s Novel Angels And Demons merupakan sebuah analisis mengenai simbol-simbol dalam novel “Angels and Demons” dan pembagian simbol kedalam bagian-bagian tertentu serta mengidentifikasi makna makna simbol tersebut. Beberapa simbol dalam novel ini merupakan simbol Illuminati yang merupakan bagian dari proses komunikasi yang dilakukan setiap anggota didalam Illuminati untuk sesama anggota. Tujuan penulis menganalisis si...

  7. Plan Colombia: The Strategic and Operational Imperatives

    Science.gov (United States)

    2001-04-01

    the FARC income. See Robinson’s interview with Warren Olney, National Public Radio International, KCRW, Los Angeles , January 26, 2001. 11. The...Howard LaFranchi, “Briefing: Putumayo, The Newest Front In the Latin Drug War,” Christian Science Monitor, December 12, 2000; (http://ebird.dtic.mil...Rafael Pardo Rueda , the country needs a lot more policemen. As many as 200 municipalities may be without police. See Pardo’s “En vez de paramilitares más

  8. Industria cinematografica e turismo nell’immaginario collettivo: Los Angeles tra mito e creatività / Film industry and tourism in collective imagination: Los Angeles between myth and creativity

    Directory of Open Access Journals (Sweden)

    Franca Miani

    2016-05-01

    Full Text Available Obiettivo del contributo è quello di proporre alcuni spunti di riflessione sul caso della città di celluloide più nota al mondo: Los Angeles. Più in particolare s’intende analizzare la stretta relazione che intercorre tra l’attrattività turistica della metropoli e l’industria cinematografica.  Come ben noto, Los Angeles continua da quasi un secolo a suggestionare l’immaginario collettivo in quanto mecca del cinema e patria di Hollywood, l’industria che ha creato il sogno americano. Tuttavia LA, oggi, è anche una delle prime dieci città mondiali. Rappresenta l’esempio di come l’industria creativa (e il cinema è creatività per definizione sia riuscita a realizzare un sistema economico e d’innovazione tecnologica che funziona come polo di attrazione sia per tutti coloro che intendono sviluppare nuove attività, non possibili in altre parti del mondo, sia per visitatori e turisti attirati da un insieme di fattori emozionali legati alla notorietà dei luoghi del sistema cinematografico e dello spettacolo. Sulla base dell’analisi della letteratura e facendo seguito a esperienze di studio sul campo, il contributo vuole evidenziare la stretta connessione costruita nel corso di più di un secolo tra Hollywood, il luogo, e Hollywood, l’industria, per dimostrare come il luogo di produzione rappresenti una componente unica del prodotto finale, un’autenticazione di qualità soggettive e simboliche in grado di amplificare il valore economico intrinseco e di provocare un’attrazione crescente di attività e persone verso l’area metropolitana di Los Angeles.   This paper discusses Los Angeles as the best-known celluloid city in the world, and focuses particularly on the close relationship between its attractiveness for tourists and the film industry. For almost a century Los Angeles has exerted influence over the collective imagination as the mecca of cinema and home of Hollywood, the industry that created the American dream

  9. Port Angeles, Washington Tsunami Forecast Grids for MOST Model

    Data.gov (United States)

    National Oceanic and Atmospheric Administration, Department of Commerce — The Port Angeles, Washington Forecast Model Grids provides bathymetric data strictly for tsunami inundation modeling with the Method of Splitting Tsunami (MOST)...

  10. Los Angeles, California Tsunami Forecast Grids for MOST Model

    Data.gov (United States)

    National Oceanic and Atmospheric Administration, Department of Commerce — The Los Angeles, California Forecast Model Grids provides bathymetric data strictly for tsunami inundation modeling with the Method of Splitting Tsunami (MOST)...

  11. Los Angeles - Long Beach Harbors, California. Los Angeles Harbor Deepening Project. Final Phase 2. General Design Memorandum.

    Science.gov (United States)

    1980-01-01

    land- marks are the San Pedro Breakwater and Angels Gate Lighthouse, the Termial Island Schoolhouse, and the Municipal Fish Market. Descriptions of...MILES, Chairman Navigation and Ocean Development Commission I, Marty Mercado , Secretary of the Navigation and Ocean Development Commission, do hereby...officials who have authority or responsibility in this area. STAN1&’.~LIMCara NAVIGATION AND OCEAN DEVELOPMENT COIISSION I, Marty Mercado , Secretary

  12. "USA Today": Comparative Analysis with Two National and Two Los Angeles Daily Newspapers. Research Bulletin.

    Science.gov (United States)

    Ames, Steve; And Others

    Sections of the newspaper "USA Today" were compared with corresponding sections of four major newspapers--the "New York Times," the "Wall Street Journal," the "Los Angeles Herald Examiner," and the "Los Angeles Times"--to determine what editorial components made "USA Today" different and…

  13. Angelic and Crepuscular in Alexandru Sever’s Drama

    Directory of Open Access Journals (Sweden)

    Elena IANCU

    2014-12-01

    Full Text Available The illustration of a world, apparently drifting, the (demystification of the transcendent and of the act of creation, as idea and textual strategy, seem to Alexandru Sever (1921-2010 a means for another beginning. The impossibility of action in Înger bătrîn/ The Old Angel (1977 and the pact-making in Îngerul slut/ The Miscreated Angel (1982, imply metamorphosis in essence, supported by the dialogue with the great texts of the world, by intertextuality (the biblical text, Shakespeare's texts -Hamlet -Yorick, texts written by Göethe, Beckett, Marlowe, Dostoevsky, J. P. Sartre, Mikhail Bulgakov and others. The projection of Auschwitz, as a Siberia of the spirit, and that of Faustianism, result in a detailed analysis of the human, both as individuality and as community, in an attempt to illustrate the (inintelligible inaction, death involving catharsis in the mundane and the theatre alike.

  14. Aeropuerto internacional de Los Angeles: Edificio "Theme"

    Directory of Open Access Journals (Sweden)

    Editorial, Equipo

    1961-10-01

    Full Text Available Recientemente, se ha terminado un nuevo edificio en el aeropuerto de Los Angeles, que constituye una estación aérea, moderna por su forma y servicios de que está dotada, en la que se ha dado cabida a todas las necesidades actuales que el servicio de aeronaves reactores requiere.

  15. 75 FR 57857 - Safety Zone; Blue Angels at Kaneohe Bay Air Show, Oahu, HI

    Science.gov (United States)

    2010-09-23

    ... DEPARTMENT OF HOMELAND SECURITY Coast Guard 33 CFR Part 165 [Docket No. USCG-2010-0705] RIN 1625-AA00 Safety Zone; Blue Angels at Kaneohe Bay Air Show, Oahu, HI AGENCY: Coast Guard, DHS. ACTION...; Blue Angels at Kaneohe Bay Air Show, Oahu, HI in the Federal Register (75 FR 159). We received no...

  16. UCLA's outreach program of science education in the Los Angeles schools.

    Science.gov (United States)

    Palacio-Cayetano, J; Kanowith-Klein, S; Stevens, R

    1999-04-01

    The UCLA School of Medicine's Interactive Multi-media Exercises (IMMEX) Project began its outreach into pre-college education in the Los Angeles area in 1993. The project provides a model in which software and technology are effectively intertwined with teaching, learning, and assessment (of both students' and teachers' performances) in the classroom. The project has evolved into a special collaboration between the medical school and Los Angeles teachers. UCLA faculty and staff work with science teachers and administrators from elementary, middle, and high schools. The program benefits ethnically and racially diverse groups of students in schools ranging from the inner city to the suburbs. The project's primary goal is to use technology to increase students' achievement and interest in science, including medicine, and thus move more students into the medical school pipeline. Evaluations from outside project evaluators (West Ed) as well as from teachers and IMMEX staff show that the project has already had a significant effect on teachers' professional development, classroom practice, and students' achievement in the Los Angeles area.

  17. Intentional, Inadvertent, or Inevitable? James Burrill Angell and Secularization at the University of Michigan.

    Science.gov (United States)

    Bouman, Jeffrey Paul

    The history of James Burrill Angell as the president of the University of Michigan presents a case study of the role of 19th century liberal Protestant university builders in the eventual marginalization of religion from the mainstream of U.S. higher education. Angell's tenure, which began in 1871, encompassed the period in which the modern…

  18. Angels and IPOs: Policies for Sustainable Equity Financing of Irish Small Businesses

    OpenAIRE

    Mulcahy, Diane

    2005-01-01

    Angels and IPOs: Policies for Sustainable Equity Financing of Irish Small Businesses explores the rationale for the Irish government?s investments of more than 300 million Euro in Irish companies and the domestic venture capital industry. It challenges the conventional wisdom that there is an `equity gap? of early stage risk capital in Ireland. In the context of the equity financing cycle, it discusses the limited supply of angel capital available to Irish firms as well as the `exit gap? resu...

  19. Modeling smog along the Los Angeles-Palm Springs trajectory

    International Nuclear Information System (INIS)

    Hanna, S.R.

    1976-01-01

    Observations of smog concentrations and wind patterns during the summer of 1973 in Los Angeles, Pomona, Riverside, Banning, and Palm Springs, California are presented which show that high oxidant concentrations at Banning and Palm Springs are often due to advection of smog from source regions in the more densely populated western part of the Los Angeles basin. At Pomona and Riverside, advection from upwind source regions combines with the effects of local emissions to cause long durations of high oxidant concentrations with peak times in the mid afternoon. An empirical model for the diurnal oxidant variation is suggested which satisfactorily simulates observed concentrations. More complex models which include chemical kinetics systems do not perform very satisfactorily at the rural stations of Banning and Palm Springs, especially at night when observed oxidant concentrations remain high

  20. 33 CFR 165.1319 - Safety Zone Regulations, Seafair Blue Angels Air Show Performance, Seattle, WA.

    Science.gov (United States)

    2010-07-01

    ... Blue Angels Air Show Performance, Seattle, WA. 165.1319 Section 165.1319 Navigation and Navigable... Thirteenth Coast Guard District § 165.1319 Safety Zone Regulations, Seafair Blue Angels Air Show Performance... Peninsula; thence northerly along the shore of Mercer Island to the point of origin. [Datum: NAD 1983] (c...

  1. Predicting Los Angeles abrasion loss of rock aggregates from ...

    Indian Academy of Sciences (India)

    WINTEC

    For this reason, to investigate the possibility of predicting the Los Angeles ... Different rocks have extensively been used as an aggregate .... men weight to the specimen volume. .... thesis is rejected and that there is a real relation between.

  2. Glyoxal contribution to aerosols over Los Angeles

    Science.gov (United States)

    Balcerak, Ernie

    2012-01-01

    Laboratory and field studies have indicated that glyoxal (chemical formula OCHCHO), an atmospheric oxidation product of isoprene and aromatic compounds, may contribute to secondary organic aerosols in the atmosphere, which can block sunlight and affect atmospheric chemistry. Some aerosols are primary aerosols, emitted directly into the atmosphere, while others are secondary, formed through chemical reactions in the atmosphere. Washenfelder et al. describe in situ glyoxal measurements from Pasadena, Calif., near Los Angeles, made during summer 2010. They used three different methods to calculate the contribution of glyoxal to secondary atmospheric aerosol and found that it is responsible for 0-0.2 microgram per cubic meter, or 0-4%, of the secondary organic aerosol mass. The researchers also compared their results to those of a previous study that calculated the glyoxal contribution to aerosol for Mexico City. Mexico City had higher levels of organic aerosol mass from glyoxal. They suggest that the lower contribution of glyoxal to aerosol concentrations for Los Angeles may be due to differences in the composition or water content of the aerosols above the two cities. (Journal of Geophysical Research-Atmospheres, doi:10.1029/2011JD016314, 2011)

  3. 77 FR 25128 - Amended Land Management Plans for the Angeles, Cleveland, Los Padres, and San Bernardino National...

    Science.gov (United States)

    2012-04-27

    ..., Los Padres, and San Bernardino National Forests, California AGENCY: Forest Service, USDA. ACTION... amendment of the Land Management Plans for the Angeles, Cleveland, Los Padres, and San Bernardino National... Angeles, Cleveland, Los Padres, and San Bernardino National Forests, collectively, ``four forests...

  4. [Bedside implantation of a new temporary vena cava inferior filter : German results from the European ANGEL registry].

    Science.gov (United States)

    Baumann, S; Becher, T; Giannakopoulos, K; Jabbour, C; Fastner, C; El-Battrawy, I; Ansari, U; Lossnitzer, D; Behnes, M; Alonso, A; Kirschning, T; Dissmann, R; Kueck, O; Stern, D; Michels, G; Borggrefe, M; Akin, I

    2018-04-01

    Pulmonary embolism (PE) is a frequently occurring complication in critically ill patients, and the simultaneous occurrence of PE and life-threatening bleeding is a therapeutic dilemma. Inferior vena cava filters (IVCF) may represent an important therapeutic alternative in these cases. The Angel® catheter (Bio2 Medical Inc., San Antonio, TX, USA) is a novel IVCF that provides temporary protection from PE and is implanted at bedside without fluoroscopy. The European Angel® Catheter Registry is an observational, multicenter study. In our German substudy, we investigated patients from three German hospitals and four intensive care units, who underwent Angel® catheter implantation between February 2016 and December 2016. A total of 23 critically ill patients (68 ± 9 years, 43% male) were included. The main indication for implantation was a high risk for or an established PE, combined with contraindications for prophylactic or therapeutic anticoagulation due to either an increased risk of bleeding (81%) or active bleeding (13%). The Angel® catheter was successfully inserted in all patients at bedside. No PE occurred in patients with an indwelling Angel® catheter. Clots with a diameter larger the 20 mm, indicating clot migration, were detected in 5% of the patients by cavography before filter retrieval. Filter retrieval was uneventful in all of our cases, while filter dislocation occurred in 3% of the patients. The German data from the multicenter European Angel® Catheter Registry show that the Angel® catheter is a safe and effective approach for critically ill patients with a high risk for the development of PE or an established PE, when an anticoagulation therapy is contraindicated.

  5. Los Angeles 1-Million tree canopy cover assessment

    Science.gov (United States)

    Gregory E. McPherson; James R. Simpson; Qingfu Xiao; Wu Chunxia

    2008-01-01

    The Million Trees LA initiative intends to chart a course for sustainable growth through planting and stewardship of trees. The purpose of this study was to measure Los Angeles's existing tree canopy cover (TCC), determine if space exists for 1 million additional trees, and estimate future benefits from the planting. High resolution QuickBird remote sensing data,...

  6. What Will An Integrated Socialist World Look Like? Brief comments on Warren Wagar ' s article: "Toward a Praxisof a World Integration"

    Directory of Open Access Journals (Sweden)

    Maria A. Pozas

    2015-08-01

    Full Text Available World integration under a single state is foreseen by world -system theorists as the only means to save the world from destruction and chaos. The exhaustion of capitalism will lead, in their view, to the substitution of the current system of competing sovereign states by a democratic,liberal and socialist commonwealth. In his article Warren Wagar discusses who will lead this transition, and indirectly suggests that a world system party similar to that of his novel A Short History of the Future (1992 may be the most feasible way to guarantee the socialist character of the new world state.

  7. The research of the style of angel lobster eye x-ray optical system

    Science.gov (United States)

    Cheng, HuaQi; Liu, YuJiao; Zhang, ShaoWei; Hou, LinBao; Li, XingLong

    2018-01-01

    This paper has developed the theory research of wide field Angel lobster eye X-ray optical system based on the principle of entirely incidence. Combine the configuration characteristic of lobster eye, recommend the conclusion of beam of light focus on the half of radius whether point or parallel light. Designed the microchannel through the principle of real ray trace and got the relationship among different parameters about it using numerical value emulation. Got pixels and illumination pictures validated the wide field focus characteristic of Angel lobster eye by simulating the optical system.

  8. Neighborhood Food Environment, Diet, and Obesity Among Los Angeles County Adults, 2011.

    Science.gov (United States)

    Mejia, Nelly; Lightstone, Amy S; Basurto-Davila, Ricardo; Morales, Douglas M; Sturm, Roland

    2015-09-03

    The objective of this study was to examine whether an association exists between the number and type of food outlets in a neighborhood and dietary intake and body mass index (BMI) among adults in Los Angeles County. We also assessed whether this association depends on the geographic size of the food environment. We analyzed data from the 2011 Los Angeles County Health Survey. We created buffers (from 0.25 to 3.0 miles in radius) centered in respondents' residential addresses and counted the number of food outlets by type in each buffer. Dependent variables were weekly intake of fruits and vegetables, sugar-sweetened beverages, and fast food; BMI; and being overweight (BMI ≥25.0 kg/m(2)) or obese (BMI ≥30.0 kg/m(2)). Explanatory variables were the number of outlets classified as fast-food outlets, convenience stores, small food stores, grocery stores, and supermarkets. Regressions were estimated for all sets of explanatory variables and buffer size combinations (150 total effects). Only 2 of 150 effects were significant after being adjusted for multiple comparisons. The number of fast-food restaurants in nonwalkable areas (in a 3.0-mile radius) was positively associated with fast-food consumption, and the number of convenience stores in a walkable distance (in a 0.25-mile radius) was negatively associated with obesity. Little evidence was found for associations between proximity of respondents' homes to food outlets and dietary intake or BMI among adults in Los Angeles County. A possible explanation for the null finding is that shopping patterns are weakly related to neighborhoods in Los Angeles County because of motorized transportation.

  9. PM 10 and ozone control strategy to improve visibility in the los angeles basin

    Science.gov (United States)

    Farber, Robert J.; Welsing, Peter R.; Rozzi, Carlo

    The greater Los Angeles metropolitan area is in violation of the United States Environmental Protection Agency (USEPA) ambient standards for both ozone and PM 10. Accompanying these violations are hazy summer conditions, with current annual median visibility in the inland portions of Los Angeles running about 13 km, and visibilities decreasing to about 3 km on the 90th percentile days (worst days). The USEPA has given the local air pollution control agency until 2010 to bring the area into compliance with these standards. Because of continued population growth, accompanying light industry, dependence on private motor vehicles, and adverse natural meteorological conditions, emission reductions costing billions of dollars will be needed between now and 2010. The combination of emission reductions which will result in the fastest ozone and PM 10 cleanup at the lowest cost are presented. Substantial emission reductions in NO x, reactive hydrocarbons, SO x, ammonia, soot and fugitive dust will result in visibility improvements in the Los Angeles area. However, enactment of this comprehensive control strategy will only improve the annual median visibility to about 20 km and the 90th percentile days to 6.5 km. Significant changes in fine mass will result in relatively small changes in perceived visibility since the human eye is unable to differentiate visual range changes even as large as 40% in an urban landscape typical of Los Angeles.

  10. NASA aircraft technician Donte Warren completes placement of the first official U.S. Centennial of F

    Science.gov (United States)

    2002-01-01

    NASA aircraft technician Donte Warren completes placement of the first official U.S. Centennial of Flight Commission logo on an aircraft. The honored recipient is NASA Dryden Flight Research Center's Active Aeroelastic Wing (AAW) F/A-18 research aircraft, which is poised to begin wing-warping research flights harkening back to the Wright brothers. The Centennial of Flight Commission was created by the U.S.Congress in 1999 to serve as a national and international source of information about activities to commemorate the centennial of the Wright Brothers' first powered flight on the sands of Kitty Hawk, North Carolina, on December 17, 1903. Centennial activities are scheduled for 2003 in both North Carolina and Dayton, Ohio, home of the Wrights. In addition to these celebrations, numerous historical and educational projects are anticipated on the subject of aviation and aeronautics that will be an important legacy of the centennial of powered flight.

  11. Environmental Assessment. Proposed Air Force Space Division Housing Project, White Point, Los Angeles, California

    Science.gov (United States)

    1984-07-01

    render any potential impactsnegligible. 5 E. Diking, Dredging and Shoreline Structures The project would have no effect on these areas of concern; see3...San Juan Capistrano Indians of Southern California [1812-1826]") and Hugo Reid’s letters I printed in the Los Angeles Star in the 1800’s ( Heizer 1968...California5 n.d. A Brief History of Fort MacArthur. Heizer , R. F. (ed.) 1968 The Indians of Los Angeles County: Hugo Reid’s Letters of 1852

  12. Electromagnetic Transient Response Analysis of DFIG under Cascading Grid Faults Considering Phase Angel Jumps

    DEFF Research Database (Denmark)

    Wang, Yun; Wu, Qiuwei

    2014-01-01

    This paper analysis the electromagnetic transient response characteristics of DFIG under symmetrical and asymmetrical cascading grid fault conditions considering phaseangel jump of grid. On deriving the dynamic equations of the DFIG with considering multiple constraints on balanced and unbalanced...... conditions, phase angel jumps, interval of cascading fault, electromagnetic transient characteristics, the principle of the DFIG response under cascading voltage fault can be extract. The influence of grid angel jump on the transient characteristic of DFIG is analyzed and electromagnetic response...

  13. Angels as Mirrors of the Human: The Anthropologies of Rilke and Bonaventure through the Lenses of Hans Urs von Balthasar

    Directory of Open Access Journals (Sweden)

    Yves De Maeseneer

    2016-07-01

    Full Text Available In this article we present a theological-anthropological exploration, interpreting the figure of the angel as a mirror of our human condition. The point of departure is an analysis of Hans Urs von Balthasar’s approach to two major sources of our imagination of the angel: Bonaventure (1221−1274 and Maria Rainer Rilke (1875−1926. A comparison of his accounts of the Franciscan theologian and the Modern poet, respectively, reveals remarkable parallels in discourse, clustered around the tensions between vulnerability and openness, immanence and transcendence, and love and loss. Both Rilke and Bonaventure reject the classical angel figure as a human ideal, as it cannot integrate the paradoxes of human existence. Their alternative visions of what it means to be human, have many terms in common: heart, vulnerability, mortality, openness, abyss, suspension, transparency, receptivity, descent (kenosis, humility, poverty, etc. However, their meaning is different because Rilke does not recognize an absolute transcendence as the source of love and the vis-a-vis of the human. This immanentism leaves him no other option than the vain attempt to exorcize the angel figure altogether, while Bonaventure’s vision preserves the angel as an anthropological mirror, albeit an angel radically transfigured by God’s wounded love.

  14. Letting Los Angeles Go: Lessons from Feral Landscapes

    Directory of Open Access Journals (Sweden)

    Joan Woodward

    2004-06-01

    Full Text Available Los Angeles is home to numerous feral landscapes: designed gardens no longer receiving intentional care. These are cultivated gardens, usually composed of plants from myriad global climate types, which have been abandoned or neglected and have adapted to native rainfall or unintentional water sources such as broken irrigation systems. They are found in canyons and ridges swept by fire, along rights-of-way where properties were condemned for freeways, in once-glorious neighbourhoods fallen on hard times, and in places where speculation places properties on hold. They are found in all regions and are particularly vivid in Los Angeles, proclaimed as "Lurch City" by Cuff (2000, where disruptive urban convulsions are frequent. These sites are rich with information pertinent to conceivable futures in which supplemental resources and care may not be reliable. This article portrays selected feral landscapes, briefly describes their responses to pervasive urban forces over time, and extracts design attributes to consider when creating future resilient landscapes. Scrutiny of these landscapes' decline and tenacity reveals a telling view of a region's volatility and global context and reminds us to take into account probable neglect when shaping future landscapes.

  15. The Criminalization of Black Angeleno Women: Institutionalized Racism and Sexism in Los Angeles, 1928-1938

    OpenAIRE

    Boyd, Kaitlin Therese

    2012-01-01

    "The Criminalization of Black Angeleno Women" illuminates what happened in early 20th century Los Angeles when African American women, particularly working poor females, came into contact with the Los Angeles Police Department, the court system and the local, mainstream media. Individually, but especially collaboratively, these institutions lead to the overrepresentation of Black, statistically and in the public mind, in the local sex trade. Essentially, this thesis traces the biases of the...

  16. PORTRAIT IN LITERATURE AND GRAPHIC ART: THE CASE OF THE FIERY ANGEL

    Directory of Open Access Journals (Sweden)

    Natalia A. Drovaleva

    2017-06-01

    Full Text Available This essay analyzes portraits in several editions of The Fiery Angel published during This essay analyzes portraits in several editions of The Fiery Angel published during Bryusov’s lifetime and claims that the portrait was as a universal point of convergence for verbal and visual arts. The dialogue between literature and graphics in the context of the synthesis of arts sheds new light on the possibilities for interdisciplinary research. The time of the “beautiful book” was a time of great artists and illustrators who introduced the peculiarities of their own style and the manner of their artistic schools into their art. Books were commonly decorated with vignettes and famous paintings. Portraits, as well as plates in general, were of the highest quality. They were ornamental and illusory, with every minute detail finely drawn out. Yet, in the second edition of the novel Bryusov deliberately included medieval engravings and portraits. A comparative analysis of the verbal portraits in The Fiery Angel and engraved portraits in the book (Ruprecht, Heinrich, Faust, Mephistopheles, Renata, and Madiel demonstrates that both the main and the secondary characters of the novel are picturesque and multidimensional whereas the xylographic portraits rather reveal conventionality and simplicity of the medieval time. This way Bryusov was seeking to debase clichе’s, especially as regards Agrippa von Nettesheim and Faust: according to Bryusov, the character of Agrippa had already become a clichе’d image and so was the popular engraving of the scientist that he reproduced in the middle of the sixth chapter of the 1909 edition. Juxtaposing the verbal and the graphic portraits in The Fiery Angel helps us better understand the function of the verbal portrait in a Symbolist text that was determined by the author’s design, on the one hand, and by various “instruments” of different arts, on the other.

  17. Can acceptable quality angel food cakes be made using pasteurized shell eggs? The effects of processing factors on functional properties of angel food cakes

    Science.gov (United States)

    Due to recent incidences of Salmonella contamination, the market for pasteurized shell eggs is rapidly growing. One objection to using pasteurized shell eggs is the belief that they will produce unacceptable baked product (e.g., angel food cakes). In the present study, shell eggs were pasteurized us...

  18. XRD measurement of mean thickness, thickness distribution and strain for illite and illite-smectite crystallites by the Bertaut-Warren-Averbach technique

    Science.gov (United States)

    Drits, Victor A.; Eberl, Dennis D.; Środoń, Jan

    1998-01-01

    A modified version of the Bertaut-Warren-Averbach (BWA) technique (Bertaut 1949, 1950; Warren and Averbach 1950) has been developed to measure coherent scattering domain (CSD) sizes and strains in minerals by analysis of X-ray diffraction (XRD) data. This method is used to measure CSD thickness distributions for calculated and experimental XRD patterns of illites and illite-smectites (I-S). The method almost exactly recovers CSD thickness distributions for calculated illite XRD patterns. Natural I-S samples contain swelling layers that lead to nonperiodic structures in the c* direction and to XRD peaks that are broadened and made asymmetric by mixed layering. Therefore, these peaks cannot be analyzed by the BWA method. These difficulties are overcome by K-saturation and heating prior to X-ray analysis in order to form 10-Å periodic structures. BWA analysis yields the thickness distribution of mixed-layer crystals (coherently diffracting stacks of fundamental illite particles). For most I-S samples, CSD thickness distributions can be approximated by lognormal functions. Mixed-layer crystal mean thickness and expandability then can be used to calculate fundamental illite particle mean thickness. Analyses of the dehydrated, K-saturated samples indicate that basal XRD reflections are broadened by symmetrical strain that may be related to local variations in smectite interlayers caused by dehydration, and that the standard deviation of the strain increases regularly with expandability. The 001 and 002 reflections are affected only slightly by this strain and therefore are suited for CSD thickness analysis. Mean mixed-layer crystal thicknesses for dehydrated I-S measured by the BWA method are very close to those measured by an integral peak width method.

  19. Alcohol outlet density and alcohol consumption in Los Angeles county and southern Louisiana

    Directory of Open Access Journals (Sweden)

    Matthias Schonlau

    2008-11-01

    Full Text Available The objective of this study was to assess the relationship between alcohol availability, as measured by the density of off-premise alcohol outlets, and alcohol consumption in Los Angeles county and southern Louisiana, USA. Consumption information was collected through a telephone survey of 2,881 households in Los Angeles county and pre-Katrina southern Louisiana, nested within 220 census tracts. Respondents’ addresses were geo-coded and both neighbourhood (census tracts and buffers of varying sizes and individual (network distance to the closest alcohol outlet estimates of off-sale alcohol outlet density were computed. Alcohol outlet density was not associated with the percentage of people who were drinkers in either site. Alcohol outlet density was associated with the quantity of consumption among drinkers in Louisiana but not in Los Angeles. Outlet density within a one-mile buffer of the respondent’s home was more strongly associated with alcohol consumption than outlet density in the respondent’s census tract. The conclusion is that the relationship between neighbourhood alcohol outlet density and alcohol consumption is complex and may vary due to differences in neighbourhood design and travel patterns.

  20. DEMON/ANGEL - A SUITE OF PROGRAMS TO CARRY OUT DENSITY MODIFICATION

    NARCIS (Netherlands)

    VELLIEUX, FMDAP; HUNT, JF; ROY, S; READ, RJ

    1995-01-01

    The DEMON/ANGEL suite of computer programs has been developed to carry out density modification by non-crystallographic symmetry-averaging, solvent-flattening and histogram-mapping techniques. This suite consists of programs that allow molecular envelopes to be defined and modified,

  1. Energy transition or incremental change? Green policy agendas and the adaptability of the urban energy regime in Los Angeles

    International Nuclear Information System (INIS)

    Monstadt, Jochen; Wolff, Annika

    2015-01-01

    Drawing on recent research in urban policy studies and social studies of technology, this paper examines the capability of urban energy regimes in adapting to environmental policy pressures. Focusing on the case of the City of Los Angeles, we critically analyze the transformative capacity of the city's recent energy and climate policies and the innovation patterns of its urban infrastructure regime. This case study suggests that despite considerable success in switching from coal to renewable energies, the patterns of sociotechnical change in Los Angeles still tend to supplement and sustain the existing regime. Sociotechnical change in Los Angeles tends to unfold incrementally through adjustments within the established patterns of the existing regime. - Highlights: • Theory-guided case study on the transition of the urban energy regime in Los Angeles. • Evaluation of the transformative capacity of environmental policies. • Assessment of the adaptability and innovation patterns of urban infrastructure regimes. • The policy changes have sustained the existing regime and unfold incrementally

  2. Sexual and Gender Minority Youth in Foster Care: Assessing Disproportionality and Disparities in Los Angeles

    OpenAIRE

    Wilson, Bianca DM; Cooper, Khush; Kastanis, Angeliki; Nezhad, Sheila

    2014-01-01

    LGBTQ foster youth are twice as likely to report poor treatment and more likely to live in group homes and to have more foster care placements. Approximately 1 in 5, or 1,400 foster youth in Los Angeles County, home to the nation’s largest population of foster youth, identify as LGBTQ. The finding is twice the estimated percentage of youth not in foster care who are LGBTQ. Generally, LGBTQ foster youth mirror the racial/ethnic demographic of all foster youth in Los Angeles County. The majorit...

  3. Diversity and Educational Challenges in Oslo and Los Angeles - A Metropolitan Perspective nr 2

    Directory of Open Access Journals (Sweden)

    Kamil ÖZERK

    2014-07-01

    Full Text Available Receiving, accommodation and education of children with immigrant background is one of the challenging issues in almost all the metropolitan areas in many countries. In our study we are exploring the impact of demographic changes on political agendas, legal frames, educational approaches, research findings and student achievement in the field of education of linguistic minorities in Oslo, Norway and Los Angeles, USA. Although there are significant historical and socio economical differences between Los Angeles and Oslo, many of the educational challenges facing the educational policy makers and the linguistic minority students are quite similar.

  4. UMTRA water sampling technical (peer) review. Responses to observations, comments, and recommendations submitted by C. Warren Ankerberg (Geraghty ampersand Miller, Inc.)

    International Nuclear Information System (INIS)

    1993-08-01

    At the request of the Office of Independent Technical Review for the U.S. Department of Energy (DOE), Uranium Mill Tailings Remedial Action (UMTRA) Project, an independent technical review (peer review) was conducted during the period of September 15-17, 1992. The review was conducted by C. Warren Ankerberg (Geraghty ampersand Miller, Inc., Tampa, Florida) and Don Messinger (Roy F. Weston, Inc., West Chester, Pennsylvania). The peer review included a review of written documentation [water sampling standard operating procedures (SOP)], an inspection of technical reports and other deliverables, a review of staff qualifications and training, and a field visit to evaluate the compliance of field procedures with SOPs. The approach of the peer reviewers was to verify that the program meets the following criteria: Reported results are traceable to and consistent with recorded data. The basic assumptions and acceptance criteria are valid. Data are traceable to their origin and to reported analytical results. The procedures employed are consistent both internally and externally with written SOPs and regulatory guidelines. Inferences and conclusions are soundly based. The procedures and/or reports generated present work that satisfies the local, state and/or Federal regulatory requirements as applicable. The approach is consistent with industry standards and/or state-of-the-art technology, as practical. The data generated by activities are legally defensible and technically sound. UMTRA staff are adequately trained and qualified for the work. This document is a response to the observations, comments, and recommendations submitted by C. Warren Ankerberg following his review. The format of this document is to present the findings and recommendations verbatim from Mr. Ankerberg's report, followed by responses from the UMTRA Project staff. Included in the responses from the UMTRA Project staff are recommended changes in SOPs and strategies for implementing the changes

  5. Los Angeles County Metropolitan Transportation Authority climate change adaptation pilot project report.

    Science.gov (United States)

    2013-08-01

    This Climate Change Adaptation Pilot Project Report details the project background of the recently-completed Los Angeles County : Metropolitan Transportation Authority (Metro) Transit Climate Change Adaptation Pilot Project as well as the various wor...

  6. Unauthorized Mexican workers in the 1990 Los Angeles County labour force.

    Science.gov (United States)

    Marcelli, E A; Heer, D M

    1997-01-01

    "By analysing how unauthorized Mexicans compare with seven other ethno-racial groups in Los Angeles County, separately and collectively, by educational attainment and time spent in the U.S., we find that unauthorized Mexicans had relatively fewer years of formal education (either in the U.S. or in Mexico) and had been in the U.S. a relatively fewer number of years than in-migrants of other ethno-racial backgrounds in 1990. These findings are then used as proxies to compare the human capital endowments of different ethno-racial groups. We next estimate the number of unauthorized Mexicans by occupation, industry and class of worker, and compare these distributions with the total labour force and with the other ethno-racial groups in Los Angeles County.... Results show that amounts of human capital are positively related to the kinds of occupations filled." (SUMMARY IN FRE AND SPA) excerpt

  7. Rikaste klubi hindab Eesti reformikogemust / Angel Gurria ; interv. Sirje Rank

    Index Scriptorium Estoniae

    Gurria, Angel, 1950-

    2008-01-01

    Majandusliku Koostöö ja Arengu Organisatsiooni (OECD) peasekretär Angel Gurria ütleb intervjuus Äripäevale, et Eesti on oodatud rikaste riikide klubisse eelkõige oma reformikogemuse tõttu, ette heitis ta aga Eesti tööturu jäikust. Kommenteerib välisminister Urmas Paet. Lisa: Taust

  8. Designing an Innovative Data Architecture for the Los Angeles Data Resource (LADR).

    Science.gov (United States)

    Mukherjee, Sukrit; Jenders, Robert A; Delta, Sebastien

    2015-01-01

    The Los Angeles Data Resource (LADR) is a joint project of major Los Angeles health care provider organizations. The LADR helps clinical investigators to explore the size of potential research study cohorts using operational clinical data across all participating institutions. The Charles R. Drew University of Medicine and Science (CDU) LADR team sought to develop an innovative data architecture that would aggregate de-identified clinical data from safety-net providers in the community into CDU LADR node. This in turn would be federated with the other nodes of LADR for a shared view in a way that was never available before. This led to a self-service system to assess patients matching study criteria at each medical center and to search patients by demographics, ICD-9 codes, lab results and medications.

  9. Prokofiev: The Fiery Angel.Gösta Ohlin Vocal Ensemble / David J. Fanning

    Index Scriptorium Estoniae

    Fanning, David J.

    1991-01-01

    Uuest heliplaadist "Prokofiev: The Fiery Angel.Gösta Ohlin Vocal Ensemble, Gothenburg Pro Musica Chamber Choir and Symphony Orchestra, Neeme Järvi" DG CD 431 669-2 GH2 (two discs, nas:118 minutes:DDD)

  10. Between Gods and Humans: Angels, demons and others

    OpenAIRE

    Piffzmann, Fabien; Römer, Thomas

    2015-01-01

    The interdisciplinary symposium “Between Gods and Humans: Angels, Demons and Others” was held on 19 and 20 May 2014, within the framework of the Chair of the Hebrew Bible and its Contexts’ seminar. Astaroth, illustration by Louis Breton This symposium was an opportunity once again to bring together Biblicists, Assyriologists, Egyptologists, Hellenists, an Iranologist, and a Medievalist, who were invited by Prof. Römer to examine the question of the intermediaries that inhabit the spaces betw...

  11. In Appreciation of Claude Warren and Susan Rose's "William Pengelly's Techniques of Archaeological Excavation"

    Directory of Open Access Journals (Sweden)

    David L. Browman

    1997-11-01

    Full Text Available The short (40 pages pamphlet by Warren and Rose (1994 provides the answer to a complex question regarding credit for an important archaeological methodology, stratigraphic excavation. Let me set the stage for this appreciation. Continuing research on the beginnings of stratigraphic excavations in North America (Browman and Givens 1996, I sought the origins of the idea of actually excavating by strata, rather than post-facto interpretation, seen in North American as early as 1895 in the work of Henry Chapman Mercer, but not really introduced into the repertoire of American techniques until the work of Gamio, Kidder and Nelson between 1911 and 1914. The roots of the latter three seemed to lie with individuals such as Reisner, Boas, Uhle, who in turn seemed to rely on Hugo Obennaier, Gabriel de Mortillet, Marcellin Boule, and perhaps Pitt-Rivers, while Mercer's work could be traced to Boule and Albert Gaudry. Doggedly following back the roots, I found that Chapman (1989 could make a reasonable case that Pitt-Rivers had actually learned of the idea of strati­graphic excavation from Evans, Prestwich, and Lubbock, from the British scientists working with the Upper and Middle Paleolithic excavations during 1858-1868.

  12. The rhetorical function of references to angels in the Main Letters of ...

    African Journals Online (AJOL)

    Test

    2011-06-07

    Jun 7, 2011 ... (1984:245–247), Morland (1995:148–149), Kremendahl (2000:83) and ..... gender-related roles that he links to creation (cf. dia; tou`to ..... Carr, W., 1981, Angels and principalities: The background, meaning and development.

  13. 33 CFR 110.214 - Los Angeles and Long Beach harbors, California.

    Science.gov (United States)

    2010-07-01

    ... Angeles Harbor). A circular area with a radius of 400 yards (approximately 366 meters), centered in... 400 Transportation Corridor. (C) Outer Harbor: The western boundary of Commercial Anchorage B. (2... Thence along a line described as an arc, radius of 460 meters (approximately 1509 feet) centered on 33...

  14. Diet and Obesity in Los Angeles County 2007–2012: Is there a measurable effect of the 2008 “Fast-Food Ban”?

    OpenAIRE

    Sturm, Roland; Hattori, Aiko

    2015-01-01

    We evaluate the impact of “Los Angeles Fast-Food Ban”, a zoning regulation that restricts opening/remodeling of standalone fast-food restaurants in South Los Angeles since 2008. Food retail permits issued after the ban are more often for small food/convenience stores and less often for larger restaurants not part of a chain in South Los Angeles compared to other areas; there are no significant differences in the share of new fast-food chain outlets, other chain restaurants, or large food mark...

  15. Public Perceptions of Tsunamis and the NOAA TsunamiReady Program in Los Angeles

    Science.gov (United States)

    Rosati, A.

    2010-12-01

    After the devastating December 2004 Indian Ocean Tsunami, California and other coastal states began installing "Tsunami Warning Zone" and "Evacuation Route" signs at beaches and major access roads. The geography of the Los Angeles area may not be conducive to signage alone for communication of the tsunami risk and safety precautions. Over a year after installation, most people surveyed did not know about or recognize the tsunami signs. More alarming is that many did not believe a tsunami could occur in the area even though earthquake generated waves have reached nearby beaches as recently as September 2009! UPDATE: FEB. 2010. Fifty two percent of the 147 people surveyed did not believe they would survive a natural disaster in Los Angeles. Given the unique geography of Los Angeles, how can the city and county improve the mental health of its citizens before and after a natural disaster? This poster begins to address the issues of community self-efficacy and resiliency in the face of tsunamis. Of note for future research, the data from this survey showed that most people believed climate change would increase the occurrence of tsunamis. Also, the public understanding of water inundation was disturbingly low. As scientists, it is important to understand the big picture of our research - how it is ultimately communicated, understood, and used by the public.

  16. Automating the Technical Library at Los Angeles' Department of Information Systems.

    Science.gov (United States)

    Gillette, Robert

    1992-01-01

    Description of the automation of the technical library of the City of Los Angeles Department of Information Services provides background information on the department and its library; lists the automation project goals and objectives; and describes the two software programs--ObjectVision and Paradox Engine--used as applications development tools…

  17. Starting school healthy and ready to learn: using social indicators to improve school readiness in Los Angeles County.

    Science.gov (United States)

    Wold, Cheryl; Nicholas, Will

    2007-10-01

    School readiness is an important public health outcome, determined by a set of interdependent health and developmental trajectories and influenced by a child's family, school, and community environments. The same factors that influence school readiness also influence educational success and health throughout life. A California cigarette tax ballot initiative (Proposition 10) created new resources for children aged 0 to 5 years and their families statewide through county-level First 5 commissions, including First 5 LA in Los Angeles County. An opportunity to define and promote school readiness indicators was facilitated by collaborative relationships with a strong emphasis on data among First 5 LA, the Children's Planning Council, and the Los Angeles County Public Health Department, and other child-serving organizations. A workgroup developed school readiness goals and indicators based on recommendations of the National Education Goals Panel and five key domains of child well-being: 1) good health, 2) safety and survival, 3) economic well-being, 4) social and emotional well-being, and 5) education/workforce readiness. The Los Angeles County Board of Supervisors and First 5 LA Commission adopted the school readiness indicators. First 5 LA incorporated the indicators into the results-based accountability framework for its strategic plan and developed a community-oriented report designed to educate and spur school readiness-oriented action. The Los Angeles County Board of Supervisors approved a countywide consensus-building plan designed to engage key stakeholders in the use of the indicators for planning, evaluation, and community-building activities. School readiness indicators in Los Angeles County represent an important step forward for public health practice, namely, the successful blending of an expanded role for assessment with the ecological model.

  18. Remote Sensing of Spatial Distributions of Greenhouse Gases in the Los Angeles Basin

    Science.gov (United States)

    Fu, Dejian; Sander, Stanley P.; Pongetti, Thomas J.; Cheung, Ross; Stutz, Jochen

    2010-01-01

    The Los Angeles air basin is a significant anthropogenic source of greenhouse gasses and pollutants including CO2, CH4, N2O, and CO, contributing significantly to regional and global climate change. Recent legislation in California, the California Global Warning Solutions Act (AB32), established a statewide cap for greenhouse gas emissions for 2020 based on 1990 emissions. Verifying the effectiveness of regional greenhouse gas emissions controls requires high-precision, regional-scale measurement methods combined with models that capture the principal anthropogenic and biogenic sources and sinks. We present a novel approach for monitoring the spatial distribution of greenhouse gases in the Los Angeles basin using high resolution remote sensing spectroscopy. We participated in the CalNex 2010 campaign to provide greenhouse gas distributions for comparison between top-down and bottom-up emission estimates.

  19. Preventing the repetition: Or, what Los Angeles' experience in water management can teach Atlanta about urban water disputes

    Science.gov (United States)

    Feldman, David L.

    2009-04-01

    Southern California's water history is an epic story with larger-than-life characters and ambitions and abundant hubris. Students of water policy might reasonably ask: Does this story, while unique to greater Los Angeles, hold lessons for other metropolises experiencing water conflict caused by explosive growth? We examine this question by considering similarities between the challenges facing Atlanta, Georgia, one of the nation's fastest growing cities in the 21st century, with those of Los Angeles. We focus on junctures where important decisions regarding water were made and how these decisions continue to challenge both cities' futures. Atlanta's financial, cultural, and environmental imprint on its surrounding region share remarkable similarities with Los Angeles' influence trajectory: it is the largest city in the southeast, a principal transportation and business hub, and it is embroiled in water conflict with nearby communities and adjoining states.

  20. Transaction Costs: Valuation Disputes, Bi-Lateral Monopoly Bargaining and Third-Party Effects in Water Rights Exchanges. The Owens Valley Transfer to Los Angeles

    OpenAIRE

    Gary D. Libecap

    2004-01-01

    Between 1905 and 1934 over 869 farmers in Owens Valley, California sold their land and associated water rights to Los Angeles, 250 miles to the southwest. This agriculture-to-urban water transfer increased Los Angeles' water supply by over 4 times, making the subsequent dramatic growth of the semi-arid city possible, generating large economic returns. The exchange took water from a marginal agricultural area and transferred it via the Los Angeles Aqueduct. No other sources of water became ava...

  1. The unauthorized Mexican immigrant population and welfare in Los Angeles County: a comparative statistical analysis.

    Science.gov (United States)

    Marcelli, E A; Heer, D M

    1998-01-01

    "Using a unique 1994 Los Angeles County Household Survey of foreign-born Mexicans and the March 1994 and 1995 Current Population Surveys, we estimate the number of unauthorized Mexican immigrants (UMIs) residing in Los Angeles County, and compare their use of seven welfare programs with that of other non-U.S. citizens and U.S. citizens. Non-U.S. citizens were found to be no more likely than U.S. citizens to have used welfare, and UMIs were 11% (14%) less likely than other non-citizens (U.S.-born citizens).... We demonstrate how results differ depending on the unit of analysis employed, and on which programs constitute ¿welfare'." excerpt

  2. Heavy Metals (Cu, Pb and Cd) in Water and Angel Fish (Chelmon rostractus) from Batam Coastal, Indonesia

    OpenAIRE

    Ismarti Ismarti; Ramses Ramses; Suheryanto Suheryanto; Fitrah Amelia

    2017-01-01

    Fish play an important role in human nutrition and therefore need to be carefully and routinely monitored to ensure that there are no high levels of heavy metals being transferred to human through their consumption. This study has been carried out to determine level of heavy metals (Cu, Pb, and Cd) in water and angel fish, Chelmon rostractus collected from coast of Batam. We report levels of Cu, Cd and Pb in water and angel fish from Coast Batam using Atomic Absorption Spectroscopy (AAS). Lev...

  3. The Work Experience of Undocumented Mexican Women Migrants in Los Angeles.

    Science.gov (United States)

    Simon, Rita J.; DeLey, Margo

    1984-01-01

    Undocumented Mexican women workers in Los Angeles were interviewed about their work experience in the United States. Most of them work in factories, not in domestic service. Most earn a salary above minimum wage but below that earned by documented women, and 80 percent believe their treatment at work equals that of other workers. (KH)

  4. Diet and obesity in Los Angeles County 2007-2012: Is there a measurable effect of the 2008 "Fast-Food Ban"?

    Science.gov (United States)

    Sturm, Roland; Hattori, Aiko

    2015-05-01

    We evaluate the impact of the "Los Angeles Fast-Food Ban", a zoning regulation that has restricted opening/remodeling of standalone fast-food restaurants in South Los Angeles since 2008. Food retail permits issued after the ban are more often for small food/convenience stores and less often for larger restaurants not part of a chain in South Los Angeles compared to other areas; there are no significant differences in the share of new fast-food chain outlets, other chain restaurants, or large food markets. About 10% of food outlets are new since the regulation, but there is little evidence that the composition has changed differentially across areas. Data from the California Health Interview Survey show that fast-food consumption and overweight/obesity rates have increased from 2007 to 2011/2012 in all areas. The increase in the combined prevalence of overweight and obesity since the ban has been significantly larger in South Los Angeles than elsewhere. A positive development has been a drop in soft drink consumption since 2007, but that drop is of similar magnitude in all areas. Copyright © 2015 Elsevier Ltd. All rights reserved.

  5. Contested Campuses: Politics, race, and the battles over public education in the Greater Los Angeles Area, 1949-1972

    OpenAIRE

    Kovalesky, Brian Robert

    2017-01-01

    In the late 1950s and early 1960s, during the height of protests and actions by civil rights activists against de facto school segregation in the Los Angeles area, the residents of a group of small cities fought to break away from the Los Angeles City Schools and create a new, independent school district. If established, the district would serve white pupils nearly exclusively, preserving and reinforcing racially segregated schools in the area. Proponents of the plan were residents of the maj...

  6. Geomorphology and petrography of the Angeles lava flow and the Monte de la Cruz cinder cone, Barva Volcano, Costa Rica

    International Nuclear Information System (INIS)

    Rojas, Vanessa; Barahona, Dione; Alvarado, Guillermo E

    2017-01-01

    A geomorphological and pretrographic study was carried out at the lava flow Angeles and the Monte de la Cruz cone in the foothills of the Volcan Barva in Costa Rica. The 1967 aerial photographs at scale 1: 17,000 and 1: 13,000, 1992 at scale 1: 60,000 and TERRA 1997 at scale 1: 40,000 were used for the photogeological study, supplemented with the analysis of the eastern sector of the Hoja Topografica Barva (1: 50 000) of the Instituto Geografico Nacional (IGN) and other topographic maps at different scales (1: 25 000 and 1: 10 000), in addition to the digital elevation models developed through Sistemas de Informacion Geografica (SIG). The information extracted from the wells of the Sistema Nacional de Aguas Subterraneas, Riego y Avenamiento (SENARA) for underground control was reinterpreted. In the field work thicknesses were measured and an estimation of the volumes, dimensions of the cast and other associated geoforms was made. Likewise, 9 samples of rock were selected for the elaboration of thin sections and for their respective petrographic analysis, which allowed to define the main lava flow units and their possible flows. As a result of the volcanic activity of the cone, two flow units of the Angeles wash were identified, the Lower Angels unit and the Superior Angels unit. Petrographically, Angeles Inferior was reciprocated with an andesitic vesical basaltic lava with a porphyritic to slightly glomeroporphyric hypocrystalline texture, with plagioclase, clinopyroxene, orthopyroxene, olivine and opaque phenocrysts. On the other hand, Superior Angeles has been vesicular andesitic with a hypocrystalline texture, glomeroporfiritica to serial glomeroporfiritica, with plagioclase, clinopyroxene, orthopyroxene, olivine and opaque phenocrysts. Morphologically, kipukas and levees were observed. Regionally, it was observed that the Monte de la Cruz cone, along with other smaller satellite cones, are aligned N19 O W along 8.5 km, evidencing an origin associated with a

  7. Seeking solace in West Hollywood: sexual orientation-based hate crimes in Los Angeles County.

    Science.gov (United States)

    Stotzer, Rebecca L

    2010-01-01

    Many thriving "gay communities" across the United States report high levels of sexual orientation-based hate crimes every year, raising questions about the level of safety in these gay communities and neighborhoods. This study examines hate crime data from 2002-2006 in Los Angeles County and the relationship those hate crimes have to West Hollywood, the best known gay community of Los Angeles County. Results suggest that although West Hollywood does consistently report high numbers of hate crimes, this does not reflect a greatly increased risk to any one lesbian, gay, or bisexual person. Results suggest that we need to consider other variables as predictors (such as poverty, business density, and population density) in determining safe versus unsafe space, rather than just the percentage of lesbians, gay, and bisexuals in a population.

  8. Age and isotopic systematics of Cretaceous borehole and surface samples from the greater Los Angeles Basin region: Implications for the types of crust that might underlie Los Angeles and their distribution along late Cenozoic fault systems

    Science.gov (United States)

    Premo, Wayne R.; Morton, Douglas M.; Kistler, Ronald W.

    2014-01-01

    Nine U-Pb zircon ages were determined on plutonic rocks sampled from surface outcrops and rock chips of drill core from boreholes within the greater Los Angeles Basin region. In addition, lead-strontium-neodymium (Pb-Sr-Nd) whole-rock isotopic data were obtained for eight of these samples. These results help to characterize the crystalline basement rocks hidden in the subsurface and provide information that bears on the tectonic history of the myriad of fault systems that have dissected the Los Angeles region over the past 15 m.y. Seven of the nine samples have U-Pb ages ranging from 115 to 103 Ma and whole-rock Pb-Sr-Nd isotopic characteristics that indicate the crystalline basement underneath the greater Los Angeles Basin region is mostly part of the Peninsular Ranges batholith. Furthermore, these data are interpreted as evidence for (1) the juxtaposition of mid-Cretaceous, northern Peninsular Ranges batholith plutonic rocks against Late Cretaceous plutonic rocks of the Transverse Ranges in the San Fernando Valley, probably along the Verdugo fault; (2) the juxtaposition of older northwestern Peninsular Ranges batholith rocks against younger northeastern Peninsular Ranges batholith rocks in the northern Puente Hills, implying transposition of northeastern Peninsular Ranges batholith rocks to the west along unrecognized faults beneath the Chino Basin; and (3) juxtaposition of northern Peninsular Ranges batholith plutonic rocks against Late Cretaceous plutonic rocks of the Transverse Ranges along the San Jose fault in the northern San Jose Hills at Ganesha Park. These mainly left-lateral strike-slip faults of the eastern part of the greater Los Angeles Basin region could be the result of block rotation within the adjacent orthogonal, right-lateral, Elsinore-Whittier fault zone to the west and the subparallel San Jacinto fault zone to the east. The San Andreas fault system is the larger, subparallel, driving force further to the east.

  9. The Slow-Growing Orange, A Demographer’s Look at Future Los Angeles,

    Science.gov (United States)

    1984-04-01

    and even some downtown Los Angeles neighborhoods, through " gentrification "--will grow rapidly at the expense of others. A second dramatic aspect of...shores. Modern developments in commuaications and transportation, which have enabled us to expand trade with Asia and Latin America, have also

  10. Does Sodium Knowledge Affect Dietary Choices and Health Behaviors? Results From a Survey of Los Angeles County Residents.

    Science.gov (United States)

    Dewey, George; Wickramasekaran, Ranjana N; Kuo, Tony; Robles, Brenda

    2017-11-22

    In 2010, the Los Angeles County Department of Public Health launched a local sodium-reduction initiative to address the rising prevalence of high blood pressure (hypertension) and related cardiovascular conditions in the population. To inform this effort, we evaluated self-reported knowledge and health behaviors related to sodium intake among Los Angeles County residents. We administered 3 cross-sectional Internet panel surveys on knowledge about dietary sodium to a sample of Los Angeles County adults, at intervals from December 2014 through August 2016. Multinomial and logistic regression models were constructed to describe associations between sodium knowledge and self-reported health behaviors. A total of 7,067 panel subjects clicked into the online survey, and 2,862 completed the survey (adjusted response rate = 40.5%). Only 102 respondents (3.6%) were able to accurately report the recommended milligrams of sodium that an average adult should consume daily (1,500 mg to 2300 mg). Knowing about daily sodium intake recommendations was associated with increased odds of using Nutrition Facts labels to make food purchase decisions (adjusted odds ratio [AOR], 3.48; 95% confidence interval [CI], 1.59-7.60) and with decreased odds of taking measures to prevent hypertension (AOR, 0.38; 95% CI, 0.19-0.74). Los Angeles County residents had a limited knowledge of recommended daily sodium intake. Efforts to increase understanding of these recommendations may encourage wider engagement in healthy behaviors. Health agencies should integrate sodium reduction messages in their diet and nutrition educational efforts.

  11. Risk Factors for Dog Relinquishment to a Los Angeles Municipal Animal Shelter

    Science.gov (United States)

    Dolan, Emily D.; Scotto, Jamie; Slater, Margaret; Weiss, Emily

    2015-01-01

    Simple Summary Low income has been reported to be a risk factor for dog relinquishment to shelters in the U.S. The majority of people with lower incomes, however, do not relinquish. Risk factors for relinquishment in a low socioeconomic region of Los Angeles were examined. Cost was associated with relinquishment, and most people were not aware of available assistance. Those who relinquished reported emotional attachment to the dog and higher perceived stress than a comparison group. The majority of reasons for relinquishment were likely solvable with assistance, highlighting an opportunity to provide community-specific alternatives to relinquishment. Abstract Dog relinquishment is a large component of shelter intake in the United States. Research has shown traits of the dog are associated with relinquishment as well as general characteristics of those relinquishing. Low income is often cited as a risk factor for relinquishment. The majority of people with lower incomes, however, do not relinquish. A group of people accessing a shelter in a low socioeconomic region of Los Angeles to relinquish their dogs was surveyed. This study examined risk factors for relinquishment, controlling for household income, compared to a group utilizing low cost spay/neuter services. A total of 76.9% of those relinquishing noted cost as a reason for relinquishment. Of participants in the relinquishment group, 80.7% reported not being aware of any services available to them. Most notable in the findings was that the odds of relinquishment were generally higher as the amount of perceived stress in the home in the past three months increased. The majority of people in both groups reported being emotionally attached to the dog. In this sample from a South Los Angeles community, the majority of reasons for relinquishment were likely solvable with assistance. These findings highlight an opportunity to assess community needs and provide community specific alternatives to relinquishment. PMID

  12. Los Angeles OneSource System Youth Participant Customer Satisfaction Survey, 2010-2011

    Science.gov (United States)

    Heisley, Deborah D.; Moore, Richard W.; Patch, Robin N.

    2012-01-01

    As part of the Workforce Investment Act of 1998, Los Angeles OneSource Centers offer low-income youth ages 14-21 services aimed at improving educational achievement, enhancing job skills, and preparing for college. The primary purpose of this study was to evaluate the youths' satisfaction with services received at 14 OneSource Centers throughout…

  13. First case of synophthalmia and albinism in the Pacific angel shark Squatina californica.

    Science.gov (United States)

    Escobar-Sánchez, O; Moreno-Sánchez, X G; Aguilar-Cruz, C A; Abitia-Cárdenas, L A

    2014-08-01

    The first record in Mexican waters of albinism and synophthalmia (partial cyclopia) in the Pacific angel shark, Squatina californica is presented. Albinism is not lethal, but synophthalmia may cause the death of the individual immediately after birth. © 2014 The Fisheries Society of the British Isles.

  14. Remote sensing of trend and seasonal variability of greenhouse gas emissions from the Los Angeles basin using an FTS on Mount Wilson

    Science.gov (United States)

    Wong, C.; Fu, D.; Pongetti, T. J.; Newman, S.; Yung, Y. L.; Sander, S. P.

    2013-12-01

    Cities, such as Los Angeles, are significant sources of anthropogenic greenhouse gases (GHGs). With the growth of populations in cities worldwide, GHG emissions will increase, and monitoring the temporal trends will provide crucial data for global climate models as well as assessments of the effectiveness of control policies. Currently, continuous GHG observations in the Los Angeles basin are limited to a few in situ measurements, which are shown to be sensitive to local emissions and do not represent the Los Angeles basin well. To quantify GHG emissions from the metropolitan area, which tend to have heterogeneous characteristics, it is important to perform measurements which provide both continuous temporal and spatial coverage of the domain. Here we present observations of the major greenhouse gases, CO2 and CH4, using a spectroscopic remote sensing technique from the California Laboratory for Atmospheric Remote Sensing (CLARS) at Mount Wilson, California (1.7 km elevation). A Fourier Transform Spectrometer (FTS) deployed at the CLARS site points downward at 28 selected land surfaces in the Los Angeles basin to measure the slant column abundances of CO2, CH4, N2O, CO and O2 using reflected sunlight in the near-infrared and shortwave infrared regions. This remote sensing technique provides continuous temporal and spatial measurements in the Los Angeles basin to achieve the goal of quantifying emissions of GHGs and CO. It also serves as a test-bed for future geostationary satellite missions to measure GHGs from space such as JPL's Geostationary Carbon Process Investigation (GCPI). The path-averaged dry-air mixing ratio, XCO2 and XCH4, observed by the CLARS FTS, show significant diurnal variability that arises from emissions in the Los Angeles basin and atmospheric transport processes. High-precision data have been collected since August 2011. Here we analyze the annual and seasonal trend of the ratio XCH4:XCO2 in the Los Angeles basin observed by the CLARS FTS from

  15. Strategic Plan for Sustainable Energy Management and Environmental Stewardship for Los Angeles Unified School District

    Energy Technology Data Exchange (ETDEWEB)

    Walker, A.; Beattie, D.; Thomas, K.; Davis, K.; Sim, M.; Jhaveri, A.

    2007-11-01

    This Strategic Plan for Sustainable Energy Management and Environmental Stewardship states goals, measures progress toward goals and how actions are monitored to achieve continuous improvement for the Los Angeles Unified School District.

  16. The conundrum of police officer-involved homicides: Counter-data in Los Angeles County

    Directory of Open Access Journals (Sweden)

    Morgan Currie

    2016-08-01

    Full Text Available This paper draws from critical data studies and related fields to investigate police officer-involved homicide data for Los Angeles County. We frame police officer-involved homicide data as a rhetorical tool that can reify certain assumptions about the world and extend regimes of power. We highlight the possibility that this type of sensitive civic data can be investigated and employed within local communities through creative practice. Community involvement with data can create a countervailing force to powerful dominant narratives and supplement activist projects that hold local officials accountable for their actions. Our analysis examines four Los Angeles County police officer-involved homicide data sets. First, we provide accounts of the semantics, granularity, scale and transparency of this local data. Then, we describe a “counter data action,” an event that invited members of the community to identify the limits and challenges present in police officer-involved homicide data and to propose new methods for deriving meaning from these indicators and statistics.

  17. Angels and Demons: The Science Behind the Scenes

    Energy Technology Data Exchange (ETDEWEB)

    Graf, Norman

    2009-05-12

    Does antimatter really exist? How and why do scientists produce and use it? Does CERN exist and is there an underground complex deep beneath the Swiss/French border? Is truth stranger than fiction? Find out at the coming public lecture. On Tuesday, May 12, SLAC physicist Norman Graf will discuss the real science behind Angels & Demons, Dan Brown's blockbuster novel and the basis of an upcoming Tom Hanks movie. Graf's' talk is one in a series of public lectures across the U.S., Canada and Puerto Rico to share the science of antimatter and the Large Hadron Collider, and the excitement of particle physics research.

  18. Giordano da Pisa and the language of angels

    Directory of Open Access Journals (Sweden)

    Alessia Francone

    2012-06-01

    Full Text Available Among the issues about the angels considered by the Dominican preacher Giordano da Pisa, this essay studies the problem of their language. The question of the locutio angelica had become quite relevant in the scholastic thought from the XIIIth century and had been widely discussed by Thomas Aquinas and Giles of Rome; the study of this argument in Giordano da Pisa’s sermons shows the transition in the homiletic texts of a highly speculative theme and we can see how the preacher, who combines rather freely the positions of Thomas and Giles, filters the question for his lay public, simplifying the more difficult passages.

  19. Angels and Demons: The Science Behind the Scenes

    International Nuclear Information System (INIS)

    Graf, Norman

    2009-01-01

    Does antimatter really exist? How and why do scientists produce and use it? Does CERN exist and is there an underground complex deep beneath the Swiss/French border? Is truth stranger than fiction? Find out at the coming public lecture. On Tuesday, May 12, SLAC physicist Norman Graf will discuss the real science behind Angels and Demons, Dan Brown's blockbuster novel and the basis of an upcoming Tom Hanks movie. Graf's' talk is one in a series of public lectures across the U.S., Canada and Puerto Rico to share the science of antimatter and the Large Hadron Collider, and the excitement of particle physics research.

  20. The undergraduate physics tutorial program at CSU Los Angeles assessment of utility and areas of interest

    Science.gov (United States)

    Avetyan, Smbat

    The Physics Education Research (PER) group at the University of Washington have researched traditional teaching methods and found that students in introductory physics are lacking a conceptual understanding of the physics material. The solution they put forth is an interactive tutorial program designed to meet the lack of conceptual understanding. Since the tutorial programs inception at CSU Los Angeles in Fall 2006 no evaluation has been successfully undertaken therefore the effect of the tutorial program in the physics 200 series is deeply obscure to the department. The research has shed light on the tutorial program and brought into context its effectiveness on the overall physics 200 series courses at CSU Los Angeles. The researcher has addressed the following research questions, what overall effect does the tutorial program have on the Physics 200 series curriculum? What is the size and significance of gains attributable to the undergraduate calculus based Physics 200 series tutorial program at CSU Los Angeles? What can we learn from gains about individual weekly lessons from the Physics 200 series tutorial courses? What is the correlation of tutorial gains with student final course grades? Are the gains from the tutorial program different for genders? Is there a difference in gains based on the different students' colleges?

  1. The Walking Renaissance: A Longitudinal Analysis of Walking Travel in the Greater Los Angeles Area, USA

    Directory of Open Access Journals (Sweden)

    Kenneth Joh

    2015-07-01

    Full Text Available Promoting walking travel is considered important for reducing automobile use and improving public health. Recent U.S. transportation policy has incentivized investments in alternative, more sustainable transportation modes such as walking, bicycling and transit in auto-oriented cities such as Los Angeles. Although many past studies have analyzed changes in walking travel across the U.S., there is little clarity on the drivers of change. We address this gap by conducting a longitudinal analysis of walking travel in the greater Los Angeles area from 2001 to 2009. We use travel diary and household data from regional and national surveys to analyze changes in walking trip shares and rates across our study area. Results show that walking has significantly increased across most of Los Angeles, and that increases in walking trips generally correspond with increases in population, employment, and transit service densities. Estimates from fixed-effects regression analysis generally suggest a positive association between population density and walking, and that higher increases in transit stop density are correlated with increased walking trips to and from transit stops. These findings illustrate how regional planning efforts to pursue a coordinated land use-transit planning strategy can help promote walking in auto-oriented or vehicle adopting cities.

  2. A tale of two cities: residential context and risky behavior among adolescents in Los Angeles and Chicago.

    Science.gov (United States)

    Frank, Reanne; Bjornstrom, Eileen

    2011-01-01

    This article evaluates whether the at-risk behavior of adolescents is differentially influenced by community context across two metropolitan areas. Our focus is on Latino youth in particular. The data come from the Los Angeles Family and Neighborhood Survey (L.A.FANS) and the Project on Human Development in Chicago Neighborhoods (PHDCN). Multi-level models are employed to estimate the effects of community-level influences on adolescent risky behavior in Los Angeles and Chicago. Neighborhood-level influences on the at-risk behavior of youth are found to operate similarly across the two cities, such that native-born children of Latino immigrants are at greatest risk of problem behavior in co-ethnic highly segregated neighborhoods in both Los Angeles and Chicago. Similar patterns are observed for African-Americans, particularly in Chicago and Non-Latino Whites in both cities. We argue that the findings are best interpreted through a segregation framework. Members of each racial/ethnic group appear to exhibit negative health risk behaviors when they reside in areas that are disproportionately populated with their co-ethnic peers. Copyright © 2010 Elsevier Ltd. All rights reserved.

  3. Technician Shawn Warren carefully smoothes out the composite skin of an instrument fairing atop the

    Science.gov (United States)

    2002-01-01

    Technician Shawn Warren carefully smoothes out the composite skin of an instrument fairing atop the upper fuselage of the Altair unmanned aerial vehicle (UAV) at General Atomics Aeronautical Systems, Inc., facility at Adelanto, Calif. General Atomics Aeronautical Systems, Inc., is developing the Altair version of its Predator B unmanned reconnaissance aircraft under NASA's Environmental Research Aircraft and Sensor Technology (ERAST) project. NASA plans to use the Altair as a technology demonstrator to validate a variety of command and control technologies for UAVs, as well as demonstrate the capability to perform a variety of Earth science missions. The Altair is designed to carry an 700-lb. payload of scientific instruments and imaging equipment for as long as 32 hours at up to 52,000 feet altitude. Eleven-foot extensions have been added to each wing, giving the Altair an overall wingspan of 86 feet with an aspect ratio of 23. It is powered by a 700-hp. rear-mounted TPE-331-10 turboprop engine, driving a three-blade propeller. Altair is scheduled to begin flight tests in the fourth quarter of 2002, and be acquired by NASA following successful completion of basic airworthiness tests in early 2003 for evaluation of over-the-horizon control, detect, see and avoid and other technologies required to allow UAVs to operate safely with other aircraft in the national airspace.

  4. Edificio de archivos en Los Angeles

    Directory of Open Access Journals (Sweden)

    Neutra & Alexander, Arquitectos

    1963-07-01

    Full Text Available The 80th birthday of Richard Neutra coincides with the completion of this building, a special feature of which is that it has 13 half-floor levels, thus saving space and making it easier to reach the documents. Besides housing the Territorial Archives Office, it accommodates the Territorial Testing Dept., Regional Planning Committee and Territorial Library. 40 ms high rotary sun shields are fitted, made of aluminium. They are controlled automatically by electronic devices, motivated by the solar action, and are thus correctly orientated at any time to provide protection against sun glare. They close altogether when the wind speed is such that they might be damaged. On the main facade looking towards Temple Street, the plastic arts organisation has contributed a large mosaic by Joseph Young, showing a map of the district. This archives building in Los Angeles is a fine exponent of what technology can do for man, and it is a characteristic example of contemporary organic architecture at its best.El principio de la octava década de Neutra coincide con la terminación del edificio, cuya sección nos ofrece trece medias plantas, para economizar espacio y facilitar el alcance de los documentos. Aloja, además de la Oficina Territorial de Archivos, otras varias: Departamento Territorial de Pruebas, Comisión de Planificación Regional y Biblioteca Territorial. Unos «brise-soleils» giratorios, de aluminio, de 40 m de altura, que funcionan automáticamente —controlados por un cerebro electrónico— bajo la acción solar, proporcionan la orientación «adecuada» en cada momento y protegen del brillo lateral, cerrándose cuando el viento sopla con una velocidad que puede serles perjudicial. Como aportación de las Artes Plásticas aparece en la fachada principal, que da a la calle Temple, un gran mosaico, de Joseph Young, del mapa del territorio. Este edificio de archivos en Los Angeles constituye un claro exponente en el que la, técnica est

  5. Teaching case studies on earthquake preparedness efforts in the transportation sector, Los Angeles metropolitan area.

    Science.gov (United States)

    2013-01-01

    Through the development of a Harvard Kennedy School case study (intended for : use as curriculum in graduate-level and executive education programs), this project : examines earthquake preparedness and planning processes in the Los Angeles : metropol...

  6. 'Dear diary I saw an angel, she looked like heaven on earth': Sex ...

    African Journals Online (AJOL)

    'Dear diary I saw an angel, she looked like heaven on earth': Sex talk and sex ... gender, sexuality and HIV/AIDS education' and was conducted in Botswana, Kenya, ... problematising them, and without reproducing stereotypes of boys as subjects ... themselves and talk about sexual desire and the opposite sex in different

  7. Impact of restaurant hygiene grade cards on foodborne-disease hospitalizations in Los Angeles County.

    Science.gov (United States)

    Simon, Paul A; Leslie, Phillip; Run, Grace; Jin, Ginger Zhe; Reporter, Roshan; Aguirre, Arturo; Fielding, Jonathan E

    2005-03-01

    Although health departments routinely inspect restaurants to assess compliance with established hygienic standards, few data are available on the effectiveness of these efforts in preventing foodborne disease. The study reported here assessed the impact on foodborne-disease hospitalizations in Los Angeles County of a restaurant hygiene grading system that utilized publicly posted grade cards. The grading systm was introduced in January 1998. Hospital discharge data on foodborne-disease hospitalizations were analyzed for Los Angeles County and, as a control, for the rest of California during the period 1993-2000. Ordinary least-squares regression analysis was done to measure the effect of the grading progam on these hospitalizations. After baseline temporal and geographic trends were adjusted for, the restaurant hygiene grading program was associated with a 13.1 percent decrease (p restaurant hygiene grading with public posting of results is an effective intervention for reducing the burden of foodborne disease.

  8. Advancing the Integration of Population Medicine into Medical Curricula at The Warren Alpert Medical School of Brown University: A New Master's Degree Program.

    Science.gov (United States)

    Mello, Michael J; Feller, Edward; George, Paul; Borkan, Jeffrey

    2015-09-01

    Additional knowledge, attitudes and skills are required for the next generation of medical students as they expand the traditional focus on individual patients to include population-based health and scholarly investigation. The Warren Alpert Medical School of Brown University (AMS) is initiating a master's degree program as a key component of the new Primary Care-Population Medicine program at AMS leading to both a Doctorate in Medicine (MD) and Master of Science in Population Medicine (ScM) degrees in four years. The ScM is composed of a series of nine courses, integrated into the four-year MD curriculum, as well as a thesis. Additional attention will be given to leadership and quality improvement training. The goal is to produce graduates competent in the care of individual patients, panels, communities, and populations.

  9. Immigrant incorporation in the garment industry of Los Angeles.

    Science.gov (United States)

    Light, I; Bernard, R B; Kim, R

    1999-01-01

    This study expands immigrant social network theory and examined employment patterns in the garment industry in Los Angeles, California, among Latino workers employed by Asian immigrant entrepreneurs. The study determined that a large percentage of immigrant employees found their jobs through the immigrant economy. Entrepreneurship increased the supply of local jobs and expanded the economy at destination at no expense to natives. Immigrant entrepreneurs bought firms from nonimmigrant owners or started new ones with an immigrant labor supply. Massey's index is flawed due to its exclusion of the role of entrepreneurs. Migration networks facilitate entrepreneurship, but some ethnic groups have fewer entrepreneurs, such as Mexicans and Central Americans. A 1993 Los Angeles survey identified 3642 garment factories in its county. Mean employment was 27.1 persons. The garment industry was the 4th largest industry in the area in 1996, with 98,700 employees. It represented 6% of all wage and salary employees in the City and 5.5% of the immigrant labor force in the County in 1990. 93% of garment workers in 1990 were immigrants. It is estimated that 51% of garment factory owners were Asians; most employees were Latinos. Census figures on sewing machine operators indicated 47.3% of owners were Whites and 42.45 were Asians. 53.3% of employees were other ethnic groups, 14.5% were Asians, and 32.2% were Whites. It is estimated that 47.2% of total employment was due to the immigration economy. 71.5% of the total employment in the garment industry was in the immigrant sector.

  10. 76 FR 14103 - The Jewelry Stream; Los Angeles, CA, Notice of Negative Determination on Reconsideration

    Science.gov (United States)

    2011-03-15

    ... DEPARTMENT OF LABOR Employment and Training Administration [TA-W-73,145] The Jewelry Stream; Los Angeles, CA, Notice of Negative Determination on Reconsideration On November 10, 2010, the Department of... threatened with total or partial separation. [[Page 14104

  11. Shanghai Alleys, Theatrical Practice, and Cinematic Spectatorship: From Street Angel (1937 to Fifth Generation Film

    Directory of Open Access Journals (Sweden)

    Alexander Des Forges

    2010-01-01

    Full Text Available This article argues that a certain type of Shanghai film of the Republican period, exemplified by 1937’s Street Angel (馬路天使, Malu tianshi, makes use of a specific mode of spatial organization, modelled on the theatre, to represent the urban environment. In the case of Street Angel, and later on in 1964’s Stage Sisters (舞台姐妹, Wutai jiemei, the interaction between performers and audiences characteristic of the Shanghai theatre experience serves as a crucial ground on which to base calls to political action. For a variety of related reasons, both the city of Shanghai and this mode of spatial organization so closely associated with it vanish from the big screen in the 1980s and 1990s, and begin to make a return only at the turn of the new century.

  12. 76 FR 70051 - Establishment of Class D and Amendment of Class E Airspace; Los Angeles, CA

    Science.gov (United States)

    2011-11-10

    ... approach instructions currently require this communication. Also of concern was that the FAA pursues a full... Los Angeles Class B airspace area may provide a unified airspace utilization solution in the Los...

  13. Constraining the kinematics of metropolitan Los Angeles faults with a slip-partitioning model.

    Science.gov (United States)

    Daout, S; Barbot, S; Peltzer, G; Doin, M-P; Liu, Z; Jolivet, R

    2016-11-16

    Due to the limited resolution at depth of geodetic and other geophysical data, the geometry and the loading rate of the ramp-décollement faults below the metropolitan Los Angeles are poorly understood. Here we complement these data by assuming conservation of motion across the Big Bend of the San Andreas Fault. Using a Bayesian approach, we constrain the geometry of the ramp-décollement system from the Mojave block to Los Angeles and propose a partitioning of the convergence with 25.5 ± 0.5 mm/yr and 3.1 ± 0.6 mm/yr of strike-slip motion along the San Andreas Fault and the Whittier Fault, with 2.7 ± 0.9 mm/yr and 2.5 ± 1.0 mm/yr of updip movement along the Sierra Madre and the Puente Hills thrusts. Incorporating conservation of motion in geodetic models of strain accumulation reduces the number of free parameters and constitutes a useful methodology to estimate the tectonic loading and seismic potential of buried fault networks.

  14. Spatial analysis of fuel treatment options for chaparral on the Angeles national forest

    Science.gov (United States)

    G. Jones; J. Chew; R. Silverstein; C. Stalling; J. Sullivan; J. Troutwine; D. Weise; D. Garwood

    2008-01-01

    Spatial fuel treatment schedules were developed for the chaparral vegetation type on the Angeles National Forest using the Multi-resource Analysis and Geographic Information System (MAGIS). Schedules varied by the priority given to various wildland urban interface areas and the general forest, as well as by the number of acres treated per decade. The effectiveness of...

  15. A life cycle carbon dioxide inventory of the Million Trees Los Angeles Program

    Science.gov (United States)

    E. Gregory McPherson; Alissa Kendall

    2014-01-01

    PurposeThis study seeks to answer the question, “Will the Million Trees LA (Million Trees Los Angeles, MTLA) program be a carbon dioxide (CO2) sink or source?” Because there has never been a full accounting of CO2 emissions, it is unclear if urban tree planting initiatives (TPIs) are likely to be...

  16. Self-Discovery through Character Connections: Opening up to Gayness in "Angels in America"

    Science.gov (United States)

    Blazar, David

    2009-01-01

    In this article, the author describes how he uses performance pedagogy to open students' minds to sexuality and gender issues. The author uses Tony Kushner's "Angels in America: A Gay Fantasia on National Themes"--an epic play about the AIDS epidemic and its impact on the gay community in the 1980s. Through the possibilities of drama available in…

  17. Revisiting "Rodriguez v. Los Angeles Unified School District": A Case of Intra-District Inequities

    Science.gov (United States)

    Espinosa, Ruben W.

    2010-01-01

    The educational community and the courts continue to struggle with the challenges of intra-district resource inequality revealed by the California Supreme Court landmark case "Rodriguez v. Los Angeles Unified School District" (1992). Intra-district school resource inequality is one of the remaining bastions of major inequalities in the…

  18. The touch of the efficiency: the case of the tower of the angel; El toque de la eficiencia: el caso de la torre del angel

    Energy Technology Data Exchange (ETDEWEB)

    Trillo, Jose Luis [Ingenieria en Aire y Control (Mexico); Frias, Jose Luis [DHIMEX (Mexico)

    2002-09-01

    With the purpose of reducing the heat in the interior of the Tower of the Angel, building of offices located in avenida Paseo de la Reforma of Mexico City, a renovation was carried out that included the installation of an insulating crystal cover in all the building. Also, it was opted for an environmental system of air-cooling to fulfill the functions of the HVAC (Heating, Ventilation and Air Conditioning), systems. It is possible to indicate that, in addition to the energy saving, the applied technology allowed to transform an old and uncomfortable construction into a construction of worldwide class, able to compete with new works of the city and harmonize with present environmental and aesthetic requirements. [Spanish] Con objeto de reducir el calor al interior de la Torre del Angel, edificio de oficinas ubicado en la avenida Paseo de la Reforma de la Ciudad de Mexico, se llevo a cabo una renovacion que incluyo la instalacion de una cubierta de cristal aislante en todo el inmueble. Asimismo, se opto por un sistema ambiental de enfriamiento de aire para cumplir con las funciones de los sistemas HVAC (Heating, Ventilation and Air Conditioning, por sus siglas en ingles). Cabe senalar que, ademas del ahorro energetico, la tecnologia aplicada permitio transformar una construccion vieja e incomoda en una edificacion de clase mundial, capaz de competir con las nuevas obras de la ciudad y armonizar con los requerimientos ambientales y esteticos actuales.

  19. The Fossil Fueled Metropolis: Los Angeles and the Emergence of Oil-Based Energy in North America, 1865--1930

    Science.gov (United States)

    Cooke, Jason Arthur

    Beginning with coal in the nineteenth century, the mass production and intensive consumption of fossil fuel energy fundamentally changed patterns of urban and industrial development in North America. Focusing on the metropolitan development of Los Angeles, this dissertation examines how the emergence of oil-based capitalism in the first three decades of the twentieth century was sustained and made increasingly resilient through the production of urban and industrial space. In a region where coal was scarce, the development of oil-based energy was predicated on long-term investments into conversion technologies, storage systems and distribution networks that facilitated the efficient and economical flow of liquefied fossil fuel. In this dissertation, I argue that the historical and geographical significance of the Southern California petroleum industry is derived from how its distinctive market expansion in the first three decades of the twentieth century helped establish the dominance of oil-based energy as the primary fuel for transportation in capitalist society. In North America, the origins of oil-based capitalism can be traced to the turn of the twentieth century when California was the largest oil-producing economy in the United States and Los Angeles was the fastest growing metropolitan region. This dissertation traces how Los Angeles became the first city in North America where oil became a formative element of urban and industrial development: not only as fuel for transportation, but also in the infrastructures, landscapes and networks that sustain a critical dependence on oil-based energy. With a distinctive metropolitan geography, decentralized and automobile-dependent, Los Angeles became the first oil-based city in North America and thus provides an ideal case study for examining the regional dynamics of energy transition, establishment and dependence. Interwoven with the production of urban and industrial space, oil remains the primary fuel that

  20. 77 FR 56549 - Safety Zone; Blue Angels at Kaneohe Bay Air Show, Oahu, HI

    Science.gov (United States)

    2012-09-13

    ... DEPARTMENT OF HOMELAND SECURITY Coast Guard 33 CFR Part 165 [Docket Number USCG-2012-0739] RIN 1625-AA00 Safety Zone; Blue Angels at Kaneohe Bay Air Show, Oahu, HI AGENCY: Coast Guard, DHS. ACTION: Temporary final rule. SUMMARY: The Coast Guard is establishing a temporary safety zone while the U.S. Navy...

  1. 75 FR 50952 - Safety Zone; Blue Angels at Kaneohe Bay Air Show, Oahu, HI

    Science.gov (United States)

    2010-08-18

    ... DEPARTMENT OF HOMELAND SECURITY Coast Guard 33 CFR Part 165 [Docket No. USCG-2010-0705] RIN 1625-AA00 Safety Zone; Blue Angels at Kaneohe Bay Air Show, Oahu, HI AGENCY: Coast Guard, DHS. ACTION: Notice of proposed rulemaking. SUMMARY: The Coast Guard proposes two temporary safety zones while the U.S...

  2. Origin of methane and sources of high concentrations in Los Angeles groundwater

    Science.gov (United States)

    Kulongoski, Justin; McMahon, Peter B.; Land, Michael; Wright, Michael; Johnson, Theodore; Landon, Matthew K.

    2018-01-01

    In 2014, samples from 37 monitoring wells at 17 locations, within or near oil fields, and one site >5 km from oil fields, in the Los Angeles Basin, California, were analyzed for dissolved hydrocarbon gas isotopes and abundances. The wells sample a variety of depths of an aquifer system composed of unconsolidated and semiconsolidated sediments under various conditions of confinement. Concentrations of methane in groundwater samples ranged from 0.002 to 150 mg/L—some of the highest concentrations reported in a densely populated urban area. The δ13C and δ2H of the methane ranged from −80.8 to −45.5 per mil (‰) and −249.8 to −134.9‰, respectively, and, along with oxidation‐reduction processes, helped to identify the origin of methane as microbial methanogenesis and CO2 reduction as its main formation pathway. The distribution of methane concentrations and isotopes is consistent with the high concentrations of methane in Los Angeles Basin groundwater originating from relatively shallow microbial production in anoxic or suboxic conditions. Source of the methane is the aquifer sediments rather than the upward migration or leakage of thermogenic methane associated with oil fields in the basin.

  3. Risk Factors for Dog Relinquishment to a Los Angeles Municipal Animal Shelter

    Directory of Open Access Journals (Sweden)

    Emily D. Dolan

    2015-12-01

    Full Text Available Dog relinquishment is a large component of shelter intake in the United States. Research has shown traits of the dog are associated with relinquishment as well as general characteristics of those relinquishing. Low income is often cited as a risk factor for relinquishment. The majority of people with lower incomes, however, do not relinquish. A group of people accessing a shelter in a low socioeconomic region of Los Angeles to relinquish their dogs was surveyed. This study examined risk factors for relinquishment, controlling for household income, compared to a group utilizing low cost spay/neuter services. A total of 76.9% of those relinquishing noted cost as a reason for relinquishment. Of participants in the relinquishment group, 80.7% reported not being aware of any services available to them. Most notable in the findings was that the odds of relinquishment were generally higher as the amount of perceived stress in the home in the past three months increased. The majority of people in both groups reported being emotionally attached to the dog. In this sample from a South Los Angeles community, the majority of reasons for relinquishment were likely solvable with assistance. These findings highlight an opportunity to assess community needs and provide community specific alternatives to relinquishment.

  4. 75 FR 71455 - The Jewelry Stream, Los Angeles, CA; Notice of Affirmation Determination Regarding Application...

    Science.gov (United States)

    2010-11-23

    ... DEPARTMENT OF LABOR Employment and Training Administration [TA-W-73,145] The Jewelry Stream, Los... Manufacturing, Inc. and The Jewelry Stream, Los Angeles, California. The termination notice was signed on August... identified in the Trade Adjustment Assistance (TAA) petition--M&L Manufacturing, Inc. and The Jewelry Stream...

  5. Community-Based Health and Exposure Study around Urban Oil Developments in South Los Angeles

    Directory of Open Access Journals (Sweden)

    Bhavna Shamasunder

    2018-01-01

    Full Text Available Oilfield-adjacent communities often report symptoms such as headaches and/or asthma. Yet, little data exists on health experiences and exposures in urban environments with oil and gas development. In partnership with Promotoras de Salud (community health workers, we gathered household surveys nearby two oil production sites in Los Angeles. We tested the capacity of low-cost sensors for localized exposure estimates. Bilingual surveys of 205 randomly sampled residences were collected within two 1500 ft. buffer areas (West Adams and University Park surrounding oil development sites. We used a one-sample proportion test, comparing overall rates from the California Health Interview Survey (CHIS of Service Planning Area 6 (SPA6 and Los Angeles County for variables of interest such as asthma. Field calibrated low-cost sensors recorded methane emissions. Physician diagnosed asthma rates were reported to be higher within both buffers than in SPA6 or LA County. Asthma prevalence in West Adams but not University Park was significantly higher than in Los Angeles County. Respondents with diagnosed asthma reported rates of emergency room visits in the previous 12 months similar to SPA6. 45% of respondents were unaware of oil development; 63% of residents would not know how to contact local regulatory authorities. Residents often seek information about their health and site-related activities. Low-cost sensors may be useful in highlighting differences between sites or recording larger emission events and can provide localized data alongside resident-reported symptoms. Regulatory officials should help clarify information to the community on methods for reporting health symptoms. Our community-based participatory research (CBPR partnership supports efforts to answer community questions as residents seek a safety buffer between sensitive land uses and active oil development.

  6. Risks for abuse against pregnant Hispanic women: Morelos, Mexico and Los Angeles County, California.

    Science.gov (United States)

    Castro, Roberto; Peek-Asa, Corinne; García, Lorena; Ruiz, Agustín; Kraus, Jess F

    2003-11-01

    Although violence against women is gaining international attention as a prevention priority, little is known about how risks differ across countries. A comparative study of violence against pregnant Mexican women in Morelos, Mexico, and Latina women in Los Angeles County, California, United States. In 1998 and 1999, women in prenatal clinics were interviewed about psychological abuse and sexual and physical violence by their partner, during and the 1 year prior to the index pregnancy. The overall response rate for Morelos was 99%, with a sample size of 914; Los Angeles County had a response rate of 96.9%, with a sample size of 219. Women in Morelos reported a higher prevalence of violence compared to women in the California (14.8% v 11.9%, respectively). A partner aged child were more than 25 times more likely to be abused during pregnancy than women not reporting this type of abuse. The identification of factors associated with violence against women, especially as they differ by culture and ethnicity, will help clinicians to better identify victims and to design and implement culturally appropriate prevention programs.

  7. Integrating sodium reduction strategies in the procurement process and contracting of food venues in the County of Los Angeles government, 2010-2012.

    Science.gov (United States)

    Cummings, Patricia L; Kuo, Tony; Gase, Lauren N; Mugavero, Kristy

    2014-01-01

    Since sodium is ubiquitous in the food supply, recent approaches to sodium reduction have focused on increasing the availability of lower-sodium products through system-level and environmental changes. This article reviews integrated efforts by the Los Angeles County Sodium Reduction Initiative to implement these strategies at food venues in the County of Los Angeles government. The review used mixed methods, including a scan of the literature, key informant interviews, and lessons learned during 2010-2012 to assess program progress. Leveraging technical expertise and shared resources, the initiative strategically incorporated sodium reduction strategies into the overall work plan of a multipartnership food procurement program in Los Angeles County. To date, 3 County departments have incorporated new or updated nutrition requirements that included sodium limits and other strategies. The strategic coupling of sodium reduction to food procurement and general health promotion allowed for simultaneous advancement and acceleration of the County's sodium reduction agenda.

  8. The Demon-Angel method in systematic safety assessment

    International Nuclear Information System (INIS)

    Vassakis, A.G.

    1999-01-01

    Since 'design for safety' of large engineering systems with a high level of innovation requires an exhaustive safety analysis and since a subsequent corrective action may become a very large bottleneck in improving such a system, fundamental knowledge in designing safe systems is essential. The lack of any 'rule of thumb' makes such knowledge a matter of personal experience rather than the subject of an academic course. This paper proposes a new method for the theoretical safety study of different system configurations independently of any particular application. This method aims to help the construction of a 'rule of thumb' for what is a safe system and what is not. The Demon and Angel ideas are explained and the schematic presentation of these elements is introduced. Four representative case studies demonstrate the use of this method

  9. Perceptions of neighborhood safety and asthma among children and adolescents in Los Angeles: a multilevel analysis.

    Directory of Open Access Journals (Sweden)

    Marlene Camacho-Rivera

    Full Text Available Research examining the impact of neighborhoods on asthma has shown an increased interest in the role of the psychosocial environment. We examined the associations between various measures of neighborhood safety, individual and family characteristics, and asthma outcomes among children in Los Angeles.Multilevel logistic regression models were used to analyze data on 3,114 children across 65 neighborhoods from Wave 1 of the Los Angeles Family and Neighborhood Survey (2000 to 2002. Primary caregivers reported asthma outcome and all individual covariates; home environmental characteristics were observed by the interviewer.In fully adjusted models, parents who reported their neighborhood fairly safe or somewhat dangerous had lower odds of reported lifetime asthma compared to those who reported their neighborhood completely safe (OR 0.71; 95% CI 0.52-0.96 and OR 0.60; 95% CI 0.42-0.88 respectively. Conversely, parents who reported they could not trust their neighbors to keep their children safe had a nearly 40% increase in lifetime asthma compared to those who reported they could trust their neighbors to keep their children safe (OR 1.39; 95% CI 1.07-1.81.The study demonstrates a complex pattern between various measures of neighborhood safety and asthma and suggests that these relationships may operate differently in Los Angeles. As an increasing proportion of children are growing up in newer Western and Southwestern cities, which have different physical layouts and residential segregation patterns compared to Northeast and Midwestern cities, future studies should continue to examine neighborhood psychosocial stressors and asthma in diverse contexts.

  10. Stratigraphic controls on saltwater intrusion in the Dominguez Gap area of coastal Los Angeles

    Science.gov (United States)

    Edwards, B.D.; Ehman, K.D.; Ponti, D.J.; Reichard, E.G.; Tinsley, J.C.; Rosenbauer, R.J.; Land, M.

    2009-01-01

    The Los Angeles Basin is a densely populated coastal area that significantly depends on groundwater. A part of this groundwater supply is at risk from saltwater intrusion-the impetus for this study. High-resolution seismic-reflection data collected from the Los Angeles-Long Beach Harbor Complex have been combined with borehole geophysical and descriptive geological data from four nearby ??400-m-deep continuously cored wells and with borehole geophysical data from adjacent water and oil wells to characterize the Pliocene to Holocene stratigraphy of the Dominguez Gap coastal aquifer system. The new data are shown as a north-south, two- dimensional, sequence-stratigraphic model that is compared to existing lithostratigraphic models of the Los Angeles Basin in an attempt to better understand pathways of saltwater intrusion into coastal aquifers. Intrusion of saltwater into the coastal aquifer system generally is attributed to over-pumping that caused the hydraulic gradient to reverse during the mid-1920s. Local water managers have used the existing lithostratigraphic model to site closely spaced injection wells of freshwater (barrier projects) attempting to hydraulically control the saltwater intrusion. Improved understanding of the stratigraphic relationships can guide modifications to barrier design that will allow more efficient operation. Allostratigraphic nomenclature is used to define a new sequence-stratigraphic model for the area because the existing lithostratigraphic correlations that have been used to define aquifer systems are shown not to be time-correlative. The youngest sequence, the Holocene Dominguez sequence, contains the Gaspur aquifer at its base. The Gaspur aquifer is intruded with saltwater and consists of essentially flat-lying gravelly sands deposited by the ancestral Los Angeles River as broad channels that occupied a paleovalley incised into the coastal plain during the last glacio-eustatic highstand. The underlying sequences are deformed into

  11. Remaining recoverable petroleum in giant oil fields of the Los Angeles Basin, southern California

    Science.gov (United States)

    Gautier, Donald L.; Tennyson, Marilyn E.; Cook, Troy A.; Charpentier, Ronald R.; Klett, Timothy R.

    2012-01-01

    Using a probabilistic geology-based methodology, a team of U.S. Geological Survey (USGS) scientists recently assessed the remaining recoverable oil in 10 oil fields of the Los Angeles Basin in southern California. The results of the assessment suggest that between 1.4 and 5.6 billion barrels of additional oil could be recovered from those fields with existing technology.

  12. 75 FR 65512 - Raleigh Film and Television Studios, LLC, Los Angeles, CA; Notice of Affirmative Determination...

    Science.gov (United States)

    2010-10-25

    ... DEPARTMENT OF LABOR Employment and Training Administration [TA-W-72,587] Raleigh Film and... (TAA) applicable to workers and former workers of Raleigh Film and Television Studios, LLC, Los Angeles... alleges that the subject firm ``is actively building large film studios in both Budapest, Hungary and...

  13. Integrating Sodium Reduction Strategies in the Procurement Process and Contracting of Food Venues in the County of Los Angeles Government, 2010–2012

    Science.gov (United States)

    Cummings, Patricia L.; Kuo, Tony; Gase, Lauren N.; Mugavero, Kristy

    2015-01-01

    Since sodium is ubiquitous in the food supply, recent approaches to sodium reduction have focused on increasing the availability of lower-sodium products through system-level and environmental changes. This article reviews integrated efforts by the Los Angeles County Sodium Reduction Initiative to implement these strategies at food venues in the County of Los Angeles government. The review used mixed methods, including a scan of the literature, key informant interviews, and lessons learned during 2010–2012 to assess program progress. Leveraging technical expertise and shared resources, the initiative strategically incorporated sodium reduction strategies into the overall work plan of a multipartnership food procurement program in Los Angeles County. To date, 3 County departments have incorporated new or updated nutrition requirements that included sodium limits and other strategies. The strategic coupling of sodium reduction to food procurement and general health promotion allowed for simultaneous advancement and acceleration of the County’s sodium reduction agenda. PMID:24322811

  14. Entertainment-Retail Centers in Hong Kong and Los Angeles: Trends and Lessons

    OpenAIRE

    Clara Irazabal; Surajit Chakravarty

    2007-01-01

    This paper seeks to answer the question of why Entertainment Retail Centers (ERCs) develop as they do and what we can expect from these centers of consumption in the near future. Beginning with a "network" view of cities, where cities are nodes in an integrated economic system, the paper examines the evolution of and recent trends in the design of Entertainment Retail Centers (ERCs) in Los Angeles and Hong Kong. The analysis is organized along four related themes - land use, transportation, u...

  15. Measurements and predictors of on-road ultrafine particle concentrations and associated pollutants in Los Angeles

    Energy Technology Data Exchange (ETDEWEB)

    Fruin, S. [California Air Resources Board, Sacramento (United States); University of Southern California, Los Angeles (United States). Keck School of Medicine, Department of Preventive Medicine; Westerdahl, D.; Sax, T. [California Air Resources Board, Sacramento (United States); Sioutas, C. [University of Southern California, Los Angeles (United States). Civil and Environmental Engineering; Fine, P.M. [University of Southern California, Los Angeles (United States). Civil and Environmental Engineering; South Coast Air Quality Management District, Diamond Bar, CA (United States)

    2008-01-15

    Motor vehicles are the dominant source of oxides of nitrogen (NO{sub x}), particulate matter(PM), and certain air toxics (e.g., benzene, 1,3-butadiene) in urban areas. On roadways, motor vehicle-related pollutant concentrations are typically many times higher than ambient concentrations. Due to high air exchange rates typical of moving vehicles, this makes time spent in vehicles on roadways a major source of exposure. This paper presents on-road measurements for Los Angeles freeways and arterial roads taken from a zero-emission electric vehicle outfitted with real-time instruments. The objective was to characterize air pollutant concentrations on roadways and identify the factors associated with the highest concentrations. Our analysis demonstrated that on freeways, concentrations of ultrafine particles (UFPs), black carbon, nitric oxide, and PM-bound polycyclic aromatic hydrocarbons (PM-PAH) are generated primarily by diesel-powered vehicles, despite the relatively low fraction ({approx}6%) of diesel-powered vehicles on Los Angeles freeways. However, UFP concentrations on arterial roads appeared to be driven primarily by proximity to gasoline-powered vehicles undergoing hard accelerations. Concentrations were roughly one-third of those on freeways. By using a multiple regression model for the freeway measurements, we were able to explain 60-70% of the variability in concentrations of UFP, black carbon, nitric oxide, and PM-PAH using measures of diesel truck density and hour of day (as an indicator of wind speed). Freeway concentrations of these pollutants were also well correlated wth readily available annual average daily truck counts, potentially allowing improved population exposure estimates for epidemiology studies. Based on these roadway measurements and average driving time, it appears that 33-45% of total UFP exposure for Los Angeles residents occurs due to time spent traveling in vehicles. (author)

  16. Measurements and predictors of on-road ultrafine particle concentrations and associated pollutants in Los Angeles

    International Nuclear Information System (INIS)

    Fruin, S.; Sioutas, C.

    2008-01-01

    Motor vehicles are the dominant source of oxides of nitrogen (NO x ), particulate matter(PM), and certain air toxics (e.g., benzene, 1,3-butadiene) in urban areas. On roadways, motor vehicle-related pollutant concentrations are typically many times higher than ambient concentrations. Due to high air exchange rates typical of moving vehicles, this makes time spent in vehicles on roadways a major source of exposure. This paper presents on-road measurements for Los Angeles freeways and arterial roads taken from a zero-emission electric vehicle outfitted with real-time instruments. The objective was to characterize air pollutant concentrations on roadways and identify the factors associated with the highest concentrations. Our analysis demonstrated that on freeways, concentrations of ultrafine particles (UFPs), black carbon, nitric oxide, and PM-bound polycyclic aromatic hydrocarbons (PM-PAH) are generated primarily by diesel-powered vehicles, despite the relatively low fraction (∼6%) of diesel-powered vehicles on Los Angeles freeways. However, UFP concentrations on arterial roads appeared to be driven primarily by proximity to gasoline-powered vehicles undergoing hard accelerations. Concentrations were roughly one-third of those on freeways. By using a multiple regression model for the freeway measurements, we were able to explain 60-70% of the variability in concentrations of UFP, black carbon, nitric oxide, and PM-PAH using measures of diesel truck density and hour of day (as an indicator of wind speed). Freeway concentrations of these pollutants were also well correlated wth readily available annual average daily truck counts, potentially allowing improved population exposure estimates for epidemiology studies. Based on these roadway measurements and average driving time, it appears that 33-45% of total UFP exposure for Los Angeles residents occurs due to time spent traveling in vehicles. (author)

  17. Measurements and predictors of on-road ultrafine particle concentrations and associated pollutants in Los Angeles

    Science.gov (United States)

    Fruin, S.; Westerdahl, D.; Sax, T.; Sioutas, C.; Fine, P. M.

    Motor vehicles are the dominant source of oxides of nitrogen (NO x), particulate matter (PM), and certain air toxics (e.g., benzene, 1,3-butadiene) in urban areas. On roadways, motor vehicle-related pollutant concentrations are typically many times higher than ambient concentrations. Due to high air exchange rates typical of moving vehicles, this makes time spent in vehicles on roadways a major source of exposure. This paper presents on-road measurements for Los Angeles freeways and arterial roads taken from a zero-emission electric vehicle outfitted with real-time instruments. The objective was to characterize air pollutant concentrations on roadways and identify the factors associated with the highest concentrations. Our analysis demonstrated that on freeways, concentrations of ultrafine particles (UFPs), black carbon, nitric oxide, and PM-bound polycyclic aromatic hydrocarbons (PM-PAH) are generated primarily by diesel-powered vehicles, despite the relatively low fraction (˜6%) of diesel-powered vehicles on Los Angeles freeways. However, UFP concentrations on arterial roads appeared to be driven primarily by proximity to gasoline-powered vehicles undergoing hard accelerations. Concentrations were roughly one-third of those on freeways. By using a multiple regression model for the freeway measurements, we were able to explain 60-70% of the variability in concentrations of UFP, black carbon, nitric oxide, and PM-PAH using measures of diesel truck density and hour of day (as an indicator of wind speed). Freeway concentrations of these pollutants were also well correlated with readily available annual average daily truck counts, potentially allowing improved population exposure estimates for epidemiology studies. Based on these roadway measurements and average driving time, it appears that 33-45% of total UFP exposure for Los Angeles residents occurs due to time spent traveling in vehicles.

  18. The PST Project, Willie Herron's Street Mural Asco East of No West (2011 and the Mural Remix Tour: Power Relations on the Los Angeles Art Scene

    Directory of Open Access Journals (Sweden)

    Eva Zetterman

    2014-06-01

    Full Text Available This article departs from the huge art-curating project Pacific Standard Time: Art in L.A., 1945-1980, a Getty funded initiative running in Southern California from October 2011 to April 2012 with a collaboration of more than sixty cultural institutions coming together to celebrate the birth of the L.A. art scene. One of the Pacific Standard Time (PST exhibitions was Asco: Elite of the Obscure, A Retrospective, 1972-1987, running from September to December 2011 at the Los Angeles County Museum of Art (LACMA. This was the first retrospective of a conceptual performance group of Chicanos from East Los Angeles, who from the early 1970s to the mid 1980s acted out critical interventions in the politically contested urban space of Los Angles. In conjunction with the Asco retrospective at LACMA, the Getty Foundation co-sponsored a new street mural by the Chicano artist Willie Herron, paying homage to his years in the performance group Asco. The PST exhibition program also included so-called Mural Remix Tours, taking fine art audiences from LACMA to Herron's place-specific new mural in City Terrace in East Los Angeles. This article analyze the inclusion in the PST project of Herron's site-specific mural in City Terrace and the Mural Remix Tours to East Los Angeles with regard to the power relations of fine art and critical subculture, center and periphery, the mainstream and the marginal. As a physical monument dependent on a heavy sense of the past, Herron's new mural, titled Asco: East of No West, transforms the physical and social environment of City Terrace, changing its public space into an official place of memory. At the same time, as an art historical monument officially added to the civic map of Los Angeles, the mural becomes a permanent reminder of the segregation patterns that still exist in the urban space of Los Angeles.

  19. Estimating spatially and temporally varying recharge and runoff from precipitation and urban irrigation in the Los Angeles Basin, California

    Science.gov (United States)

    Hevesi, Joseph A.; Johnson, Tyler D.

    2016-10-17

    A daily precipitation-runoff model, referred to as the Los Angeles Basin watershed model (LABWM), was used to estimate recharge and runoff for a 5,047 square kilometer study area that included the greater Los Angeles area and all surface-water drainages potentially contributing recharge to a 1,450 square kilometer groundwater-study area underlying the greater Los Angeles area, referred to as the Los Angeles groundwater-study area. The recharge estimates for the Los Angeles groundwater-study area included spatially distributed recharge in response to the infiltration of precipitation, runoff, and urban irrigation, as well as mountain-front recharge from surface-water drainages bordering the groundwater-study area. The recharge and runoff estimates incorporated a new method for estimating urban irrigation, consisting of residential and commercial landscape watering, based on land use and the percentage of pervious land area.The LABWM used a 201.17-meter gridded discretization of the study area to represent spatially distributed climate and watershed characteristics affecting the surface and shallow sub-surface hydrology for the Los Angeles groundwater study area. Climate data from a local network of 201 monitoring sites and published maps of 30-year-average monthly precipitation and maximum and minimum air temperature were used to develop the climate inputs for the LABWM. Published maps of land use, land cover, soils, vegetation, and surficial geology were used to represent the physical characteristics of the LABWM area. The LABWM was calibrated to available streamflow records at six streamflow-gaging stations.Model results for a 100-year target-simulation period, from water years 1915 through 2014, were used to quantify and evaluate the spatial and temporal variability of water-budget components, including evapotranspiration (ET), recharge, and runoff. The largest outflow of water from the LABWM was ET; the 100-year average ET rate of 362 millimeters per year (mm

  20. The Impacts of Urbanization on Meteorology and Air Quality in the Los Angeles Basin

    Science.gov (United States)

    Li, Y.; Zhang, J.; Sailor, D.; Ban-Weiss, G. A.

    2017-12-01

    Urbanization has a profound influence on regional meteorology in mega cities like Los Angeles. This influence is driven by changes in land surface physical properties and urban processes, and their corresponding influence on surface-atmosphere coupling. Changes in meteorology from urbanization in turn influences air quality through weather-dependent chemical reaction, pollutant dispersion, etc. Hence, a real-world representation of the urban land surface properties and urban processes should be accurately resolved in regional climate-chemistry models for better understanding the role of urbanization on changing urban meteorology and associated pollutant dynamics. By incorporating high-resolution land surface data, previous research has improved model-observation comparisons of meteorology in urban areas including the Los Angeles basin, and indicated that historical urbanization has increased urban temperatures and altered wind flows significantly. However, the impact of urban expansion on air quality has been less studied. Thus, in this study, we aim to evaluate the effectiveness of resolving high-resolution heterogeneity in urban land surface properties and processes for regional weather and pollutant concentration predictions. We coupled the Weather Research and Forecasting model with Chemistry to the single-layer Urban Canopy Model to simulate a typical summer period in year 2012 for Southern California. Land cover type and urban fraction were determined from National Land Cover Data. MODIS observations were used to determine satellite-derived albedo, green vegetation fraction, and leaf area index. Urban morphology was determined from GIS datasets of 3D building geometries. An urban irrigation scheme was also implemented in the model. Our results show that the improved model captures the diurnal cycle of 2m air temperature (T2) and Ozone (O3) concentrations. However, it tends to overestimate wind speed and underestimate T2, which leads to an underestimation of O

  1. The Devil and its multiple images in illuminations of the Devorous Monster and the Falling Angel (15th century: some examples

    Directory of Open Access Journals (Sweden)

    Adriana Maria de Souza Zierer

    2016-09-01

    Full Text Available This article conducted an analysis on the multiple images of the Devil, based on three illuminations of the 15th century. It is possible to observe the following elements: 1-the evil one as a head, with a huge open mouth, known as the Hellmouth; 2-as a human being, but with animalistic characteristics, carrying claws, the tail, among other things, still with devouring aspect; 3-represented in beautiful shape, as the rebel angel, Lucifer, expelled from heaven by God. Three images were analyzed; one from the narrative Vision of Tondal, which it is represented as the Beast Acheron, in the form of Hellmouth, and two images of the book Les Très Riches Heures of the Duc de Berry (The Very Rich Hours of the Duke of Berry, when figured with animalistic features in the image entitled "Inferno" (fl.108r and with his angelic features in "The fall of the Rebel Angels" (fl. 64v. In the last two illuminations the Devil presents ruler of Hell elements. Moreover, it is clear that this has ambiguous features in Christian imagination.

  2. Comparison of two methods for estimating the number of undocumented Mexican adults in Los Angeles County.

    Science.gov (United States)

    Heer, D M; Passel, J F

    1987-01-01

    This article compares 2 different methods for estimating the number of undocumented Mexican adults in Los Angeles County. The 1st method, the survey-based method, uses a combination of 1980 census data and the results of a survey conducted in Los Angeles County in 1980 and 1981. A sample was selected from babies born in Los Angeles County who had a mother or father of Mexican origin. The survey included questions about the legal status of the baby's parents and certain other relatives. The resulting estimates of undocumented Mexican immigrants are for males aged 18-44 and females aged 18-39. The 2nd method, the residual method, involves comparison of census figures for aliens counted with estimates of legally-resident aliens developed principally with data from the Immigration and Naturalization Service (INS). For this study, estimates by age, sex, and period of entry were produced for persons born in Mexico and living in Los Angeles County. The results of this research indicate that it is possible to measure undocumented immigration with different techniques, yet obtain results that are similar. Both techniques presented here are limited in that they represent estimates of undocumented aliens based on the 1980 census. The number of additional undocumented aliens not counted remains a subject of conjecture. The fact that the proportions undocumented shown in the survey (228,700) are quite similar to the residual estimates (317,800) suggests that the number of undocumented aliens not counted in the census may not be an extremely large fraction of the undocumented population. The survey-based estimates have some significant advantages over the residual estimates. The survey provides tabulations of the undocumented population by characteristics other than the limited demographic information provided by the residual technique. On the other hand, the survey-based estimates require that a survey be conducted and, if national or regional estimates are called for, they may

  3. Vocalizing the Angels of Mons: Audio Dramas as Propaganda in the Great War of 1914 to 1918

    Directory of Open Access Journals (Sweden)

    Tim Crook

    2014-05-01

    Full Text Available Sound drama production prior to the onset of the “Radio Age” underwent a pioneering development during the Great War. This was achieved by the making, publication and distribution of short audio dramas acted with sound effects and music in front of early microphones and released in the form of 78 rpm phonograph discs. Entertaining storytelling through dramatic performance was mobilized for the purposes of improving recruitment and disseminating patriotic endorsement recordings. This article focuses on the sound dramatization of the myth of “The Angels of Mons” released by Regal in 1915. The recording is examined as a text for its significance in terms of propaganda, style of audio-drama, and any cultural role it may have played in the media of the First World War. The Regal disc was an example of what was described at the time as “descriptive sketches.” This article explores why a sound phonograph was used to dramatize the myth that angels intervened to assist the British Expeditionary Force to resist the German Army invading France through Belgium in 1914. A number of historians have discussed the First World War as being a theatre for the first modern media war, in which the process of propaganda was modernized. To what extent does “The Angels of Mons” phonograph and the genre of descriptive sketches support this analysis? Does this short sound drama play have any relevance to the cultural phenomena of spiritualism, modernism and patriotic Christianity identified as being important during the Great War period?

  4. Misuse of prescription and illicit drugs among high-risk young adults in Los Angeles and New York

    Directory of Open Access Journals (Sweden)

    Stephen E. Lankenau

    2012-02-01

    Full Text Available Background. Prescription drug misuse among young adults is increasingly viewed as a public health concern, yet most research has focused on student populations and excluded high-risk groups. Furthermore, research on populations who report recent prescription drug misuse is limited. This study examined patterns of prescription drug misuse among high-risk young adults in Los Angeles (LA and New York (NY, which represent different local markets for illicit and prescription drugs. Design and Methods. Between 2009 and 2011, 596 young adults (16 to 25 years old who had misused prescription drugs within the past 90 days were interviewed in Los Angeles and New York. Sampling was stratified to enroll three groups of high-risk young adults: injection drug users (IDUs; homeless persons; and polydrug users. Results. In both sites, lifetime history of receiving a prescription for an opioid, tranquilizer, or stimulant was high and commonly preceded misuse. Moreover, initiation of opioids occurred before heroin and initiation of prescription stimulants happened prior to illicit stimulants. NY participants more frequently misused oxycodone, heroin, and cocaine, and LA participants more frequently misused codeine, marijuana, and methamphetamine. Combining prescription and illicit drugs during drug using events was commonly reported in both sites. Opioids and tranquilizers were used as substitutes for other drugs, e.g., heroin, when these drugs were not available. Conclusion. Patterns of drug use among high-risk young adults in Los Angeles and New York appear to be linked to differences in local markets in each city for illicit drugs and diverted prescription drugs.

  5. 76 FR 14698 - Raleigh Film and Television Studios, LLC, Los Angeles, CA; Notice of Negative Determination on...

    Science.gov (United States)

    2011-03-17

    ... DEPARTMENT OF LABOR Employment and Training Administration [TA-W-72,587] Raleigh Film and... Reconsideration for the workers and former workers of Raleigh Film and Television Studios, LLC, Los Angeles... for reconsideration alleges that the subject firm is building large film studios in foreign countries...

  6. Climate Change and Adaptation Planning on the Los Angeles Aqueduct

    Science.gov (United States)

    Roy, S. B.; Bales, R. C.; Costa-Cabral, M. C.; Chen, L.; Maurer, E. P.; Miller, N. L.; Mills, W. B.

    2009-12-01

    This study provides an assessment of the potential impacts of climate change on the Eastern Sierra Nevada snowpack and snowmelt timing, using a combination of empirical (i.e., data-based) models, and computer simulation models forced by GCM-projected 21st century climatology (IPCC 2007 AR4 projections). Precipitation from the Eastern Sierra Nevada is one of the main water sources for Los Angeles' more than 4 million people - a source whose future availability is critical to the city's growing population and large economy. Precipitation in the region falls mostly in winter and is stored in the large natural reservoir that is the snowpack. Meltwater from the Eastern Sierra is delivered to the city by the 340-mile long Los Angeles Aqueducts. The analysis is focused on the nature of the impact to the LAA water supplies over the 21st century due to potential climate change, including volume of precipitation, the mix of snowfall and rainfall, shifts in the timing of runoff, interannual variability and multi-year droughts. These impacts further affect the adequacy of seasonal and annual carryover water storage, and potentially water treatment. Most of the snow in the 10,000 km^2 Mono-Owens basins that feed the LAA occurs in a relatively narrow, 10-20 km wide, high-elevation band on the steep slopes of 20 smaller basins whose streams drain into the Owens River and thence LAA. Extending over 240 km in the north-south direction, these basins present special challenges for estimating snowpack amounts and downscaling climate-model data. In addition, there are few meteorological stations and snow measurements in the snow-producing parts of the basins to drive physically based hydrologic modeling.

  7. Sob a sombra de Carmen Miranda e do carnaval: brasileiras em Los Angeles Under the shadow of Carmen Miranda and carnival: brazilian women in Los Angeles

    Directory of Open Access Journals (Sweden)

    Bernadete Beserra

    2007-06-01

    Full Text Available Neste artigo, analiso como brasileiras de classes média e média alta em Los Angeles lidam com o fenômeno da exotização das suas imagens. Observo que, embora originalmente articuladas a partir de Hollywood (Carmen Miranda nos limites da hierarquia entre as nações e do colonialismo, essas imagens são hoje alimentadas e recriadas também pelos próprios brasileiros. Uma das idéias centrais que defendo aqui é que embora tais imagens inicialmente restrinjam a ação das brasileiras, uma vez que sempre impõem o diálogo com os seus conteúdos, elas não o fazem permanentemente, ou seja, no processo de integração há espaço para a negociação de outras imagens e conteúdos e isto depende de fatores que vão além da exotização em si.This article discusses how middle and upper-middle class Brazilian women deal with their exoticized images in Los Angeles. It points out that although originally articulated from Hollywood (Carmen Miranda, within the limits of the hierarchy of nations and colonialism, today these images are also fed and recreated by Brazilians. One of the central ideas presented is that, despite constraining the movements and actions of the women, imposing on them the need to dialogue with their content, these exotic images do not do it permanently. In other words, in the process of integration, there is always room for negotiation of other images and contents that depend on factor other than exoticization itself.

  8. 2017 Sustainable LA Environmental Report Card for Los Angeles County: Energy & Air Quality

    OpenAIRE

    Federico, Felicia; Rauser, Casandra; Gold, Mark

    2017-01-01

    The 2017 Sustainable LA Environmental Report Card (ERC) for Los Angeles County (LA County) on Energy and Air Quality offers an in-depth look at the region’s sustainability efforts focusing on the energy we use, greenhouse gas emissions, and the air we breathe. The LA County Environmental Report Card is the only comprehensive environmental report card for a megacity in the world. This ERC assesses 21 indicators that fall into five categories: Stationary Energy Use; Transportation; Renewable En...

  9. Shelter from the Storm: Optimizing Distribution of Bus Stop Shelters in Los Angeles

    OpenAIRE

    Law, Philip; Taylor, Brian D.

    2010-01-01

    The functions of bus stop shelters and factors affecting their placement at stops in transit systems are analyzed. Drawing on information from a variety of sources, current shelter placement policy in Los Angeles was found to be guided principally by the revenue-generating potential of shelter advertisements, secondarily by political concerns over geographic equity, and only peripherally on the basis of bus stop use. Using data on shelter and stop locations, boardings, and headways, a methodo...

  10. The effect of dietary fat on the fatty acid composition and cholesterol content of Hy-line and Warren hen eggs

    Directory of Open Access Journals (Sweden)

    Vergara, G.

    2009-09-01

    Full Text Available The present study analyzed the effect of dietary fat and strain on the fatty acid and cholesterol contents of eggs over a 20 month-period. Hy-line and Warren hens received three consecutive 7% lipid diets in which the basal constituents of the diet supplied 3% of the fats while the remaining 4% was composed of fats, oils or oleins added to progressively increase polyunsaturated fatty acid (PUFA levels, while decreasing dietary levels of both saturated fatty acids (SFA and monounsaturated fatty acids (MUFA. In general, the percentages of most fatty acids in egg lipids were affected by changes in dietary lipids but not by the strain. Data suggest the existence of a dietary threshold for elaidic acid to appear in eggs. Mufa decreased and total PUFA increased throughout the study. The cholesterol egg content was higher at the animal fat plus soybean oil than at the animal fat or the olein plus soybean oil blend. Overall, results showed that changes in dietary lipids influenced fatty acid composition and hence atherogenic and thrombogenic indexes much more than the strain.El objetivo del presente estudio fue analizar los efectos de la grasa de la dieta de dos estirpes de ponedoras (Hy-line y Warren sobre el contenido de ácidos grasos y colesterol del huevo durante un periodo del ciclo de puesta de 20 meses. Ambas estirpes recibieron 3 dietas consecutivas que contenían 7% de lípidos de los cuales 3% provenía de los componentes basales de la dieta y 4% fue adicionado en forma de grasa, aceites u oleínas con objeto de aumentar progresivamente el contenido de ácidos grasos poliinsaturados y disminuir el contenido de los ácidos grasos saturados y monoinsaturados. El cambio de grasa en la dieta afectó al perfil de la mayoría de los ácidos grasos del huevo, sugiriéndose la existencia de un mínimo de ácido elaídico en la grasa añadida para su aparición en el huevo. El contenido de AGP se incrementó mientras que el de AGM disminuyó en el

  11. Vegetation composition and altitudinal distribution of Andean rain forests in El Angel and Guandera reserves, northern Ecuador

    NARCIS (Netherlands)

    Moscol Olivera, M.C.; Cleef, A.M.

    2009-01-01

    Patterns of vascular plant species composition and structure of the remaining rain forest of the Andean Cordillera in northern Ecuador were studied in two reserves: Guandera and El Angel. Thirty three plots located between 3300 and 3700 in were examined along two altitudinal transects crossing the

  12. TREE-RING INDICES AND ISOTOPE SIGNATURES OF PINUS PONDEROSA RELATED TO HISTORIC OZONE CHANGES OUTSIDE LOS ANGELES

    Science.gov (United States)

    Ozone concentrations in the Los Angeles (LA) basin were at historic highs in the late 1970s. Since that time Clean Air regulations have helped lower ozone, but little is known of the long-term vegetation responses. Extensive research has used tree-ring indices together with the...

  13. Vegetation composition and altitudinal distribution of Andean rain forests in El Angel and Guandera reserves, northern Ecuador

    NARCIS (Netherlands)

    Moscol Olivera, M.C.; Cleef, A.M.

    2009-01-01

    Patterns of vascular plant species composition and structure of the remaining rain forest of the Andean Cordillera in northern Ecuador were studied in two reserves: Guandera and El Angel. Thirty three plots located between 3300 and 3700 m were examined along two altitudinal transects crossing the

  14. Preliminary Report Regarding State Allocation Board Funding of the Los Angeles Unified School District's Belmont Learning Complex.

    Science.gov (United States)

    Armoudian, Maria; Carman, Georgann; Havan, Artineh; Heron, Frank

    A preliminary report of the California Legislature's Joint Legislative Audit Committee presents findings on the construction team selection process for the Los Angeles Unified School District's (LAUSD's) Belmont Learning Complex. Evidence reveals a seriously flawed process that directly conflicted with existing law and practice. The report…

  15. Portfolio District Reform Meets School Turnaround: Early Implementation Findings from the Los Angeles Public School Choice Initiative

    Science.gov (United States)

    Marsh, Julie A.; Strunk, Katharine O.; Bush, Susan

    2013-01-01

    Purpose: Despite the popularity of school "turnaround" and "portfolio district" management as solutions to low performance, there has been limited research on these strategies. The purpose of this paper is to address this gap by exploring the strategic case of Los Angeles Unified School District's Public School Choice…

  16. Defining Moments in MMWR History: The AIDS Epidemic, Pneumocystis Pneumonia --- Los Angeles 1981

    Centers for Disease Control (CDC) Podcasts

    On June 5, 1981, MMWR published a report of Pneumocystis pneumonia in five previously healthy young gay men in Los Angeles, California. This report was later acknowledged as the first published account of what would become known as human immunodeficiency virus, or HIV, and acquired immunodeficiency syndrome, or AIDS. It was the first of many MMWR reports that led to a better understanding of this new condition. In this podcast, Dr. Harold Jaffe recalls CDC's investigation and response to the AIDS Epidemic.

  17. Water quality improvement policies: lessons learned from the implementation of Proposition O in Los Angeles, California

    Science.gov (United States)

    Mi-Hyun Park; Michael Stenstrom; Stephanie Pincetl

    2009-01-01

    This article evaluates the implementation of Proposition O, a stormwater cleanup measure, in Los Angeles, California. The measure was intended to create new funding to help the city comply with the Total Maximum Daily Load requirements under the federal Clean Water Act. Funding water quality objectives through a bond measure was necessary because the city had...

  18. Sibling deidentification in the clinic: devil vs. angel.

    Science.gov (United States)

    Schachter, F F

    1985-09-01

    A four-member family structure consisting of two siblings contrasting in personality (sibling deidentification) and each identified with a different parent (split-parent identification) was recently reported (15). In well-functioning families, this tetrad or quadrangle is wide-spread in the first pair of siblings in the family and tends to be more common in same-sex pairs, suggesting that sibling deidentification is designed to mitigate the relatively intense sibling rivalry characteristic of these pairs and hence to maintain family harmony. In this collated case report, deidentification is found to follow the same pattern in 39 clinic first pairs. However, contrasting attributes are varied and nonevaluative in nonclinic pairs but mainly "good-bad" in clinic pairs, with polarization extreme. Results suggest that nonclinic siblings negotiate their identity (being) much as they negotiate about possessions (having) and that negotiations are blocked in clinic pairs, freezing mythic devil or angel identity. Intervention is directed at dislodging this block.

  19. HIV transmission in the adult film industry--Los Angeles, California, 2004.

    Science.gov (United States)

    2005-09-23

    In April 2004, the Los Angeles County Department of Health Services (LACDHS) received reports of work-related exposure to human immunodeficiency virus (HIV) in the heterosexual segment of the adult film industry in California. This report summarizes an investigation by LACDHS into four work-related HIV-transmission cases among adult film industry workers. The investigation was initiated April 20, 2004, and joined by the California Department of Industrial Relations, Division of Occupational Safety and Health (Cal/OSHA) on April 21, 2004, and by CDC on May 18, 2004. This investigation identified important and remediable gaps in the prevention of HIV and other sexually transmitted diseases (STDs) in the adult film industry.

  20. Assessing the distribution of environmental stewardship organizations and their relationship to the demographics of Los Angeles County

    Science.gov (United States)

    Krystle M. Golly

    2017-01-01

    An equal distribution of environmental stewardship organizations across the urban landscape provides an environment that facilitates community empowerment. The systemic issues found in Los Angeles County play an important role in the social development of the area. Through the utilization of modern technology and geographical mapping software, spatial distribution of...

  1. Mga Lente sa Likod ng Lente: Isang Panimulang Pag-aaral ng Ilang Litratong Kuha ni Xander Angeles

    Directory of Open Access Journals (Sweden)

    Moreal Nagarit Camba

    2011-12-01

    Full Text Available Ang pangalang Xander Angeles ay kilala bilang isa sa mga in-demand napangalan sa mundo ng fashion at advertisement sa Pilipinas. Kakabit ngpangalang ito ang samut-saring lokal at internasyunal na parangal; idagdag pa rito ang isang advertising company, isang modelling agency, at isang fashion and photography school.

  2. Body Image of Dancers in Los Angeles: The Cult of Slenderness and Media Influence among Dance Students

    Science.gov (United States)

    Heiland, Teresa L.; Murray, Darrin S.; Edley, Paige P.

    2008-01-01

    Body image and self-esteem are examined through personal stories among Los Angeles college dancers who grew up in the Hollywood culture of the cult of slenderness. The study incorporates a body image survey, eating disorder screen, and an interview process capturing dancers' lived experiences with daily pressures. Dancers reveal their experiences…

  3. Public Opinion on Nutrition-Related Policies to Combat Child Obesity, Los Angeles County, 2011

    OpenAIRE

    Simon, Paul A.; Chiang, Choiyuk; Lightstone, Amy S.; Shih, Margaret

    2014-01-01

    We assessed public opinion on nutrition-related policies to address child obesity: a soda tax, restrictions on advertising unhealthy foods and beverages to children, and restrictions on siting fast food restaurants and convenience stores near schools. We analyzed data from 998 adults (aged ≥18 years) in the 2011 Los Angeles County Health Survey. Support was highest for advertising restrictions (74%), intermediate for a soda tax (60%), and lowest for siting restrictions on fast food restaurant...

  4. Vista-LA: Mapping methane-emitting infrastructure in the Los Angeles megacity

    Science.gov (United States)

    Carranza, Valerie; Rafiq, Talha; Frausto-Vicencio, Isis; Hopkins, Francesca M.; Verhulst, Kristal R.; Rao, Preeti; Duren, Riley M.; Miller, Charles E.

    2018-03-01

    Methane (CH4) is a potent greenhouse gas (GHG) and a critical target of climate mitigation efforts. However, actionable emission reduction efforts are complicated by large uncertainties in the methane budget on relevant scales. Here, we present Vista, a Geographic Information System (GIS)-based approach to map potential methane emissions sources in the South Coast Air Basin (SoCAB) that encompasses Los Angeles, an area with a dense, complex mixture of methane sources. The goal of this work is to provide a database that, together with atmospheric observations, improves methane emissions estimates in urban areas with complex infrastructure. We aggregated methane source location information into three sectors (energy, agriculture, and waste) following the frameworks used by the State of California GHG Inventory and the Intergovernmental Panel on Climate Change (IPCC) Guidelines for GHG Reporting. Geospatial modeling was applied to publicly available datasets to precisely geolocate facilities and infrastructure comprising major anthropogenic methane source sectors. The final database, Vista-Los Angeles (Vista-LA), is presented as maps of infrastructure known or expected to emit CH4. Vista-LA contains over 33 000 features concentrated on Vista-LA is used as a planning and analysis tool for atmospheric measurement surveys of methane sources, particularly for airborne remote sensing, and methane hotspot detection using regional observations. This study represents a first step towards developing an accurate, spatially resolved methane flux estimate for point sources in SoCAB, with the potential to address discrepancies between bottom-up and top-down methane emissions accounting in this region. The Vista-LA datasets and associated metadata are available from the Oak Ridge National Laboratory Distributed Active Archive Center for Biogeochemical Dynamics (ORNL DAAC; https://doi.org/10.3334/ORNLDAAC/1525).

  5. Identifying Characters of “Where Angel Fear to Tread Novel” in Teaching Literary Work

    Directory of Open Access Journals (Sweden)

    Suhaimi Suhaimi

    2016-07-01

    Full Text Available The aim of the research is to identify some characters in the novel Where Angels Fear to Tread in teaching literary works. In learning of characters, someone will understand about the term of the interests, desires, emotions, and moral those form the individual within a story. Library research was used in thid study. The experts divide characters become two characters; they are central characters and additional characters. Central characters are a character who takes the greatest part in the main character or a figure that is most telling. Volume appearance of the main character more than the other characters. Meanwhile, additional characters or subordinate figures are figures that appear once or several times, figures that support or assist the central figure. In the novel Where Angels Fear To Tread, writer found some figures or characters such as: Mrs. Herriton, Lilia, Philip, Gino, and Carroline Abbot. Each of them had different characters; Mrs Herriton was a selfish and arrogant because she came from a high social status. Lilia was a patient and never denied what was ruled by her mother in-low although sometimes she was often treated her like slaves. Philip was figured as a handsome man, his tolerance and empathy were high. Gino was figured as stupid character. Miss Abbott as a nice, quiet, dull, and friendly.

  6. An historical experiment: Los Angeles smog evolution observed by blimp.

    Science.gov (United States)

    Hidy, G M

    2018-02-12

    Observations of smog over the Los Angeles Basin (LAB) links high oxidant mixing ratios with poor visibility, sometimes smog by blimp in a Lagrangian-like format. The experiment on September 6, 1973, demonstrated that a blimp could travel with the wind across the LAB, observing ozone (O 3 ) and precursors, and particles of different size ranges. These included condensation nuclei (CN) concentrations dominated by particles of ≤ 0.1 µm diameter and light scattering coefficient (b sc ) representing mainly particles of 0.1-2.0 µm diameter. The results indicated a pollutant variation similar to that measured at a fixed site. Ozone was produced in an air mass, reaching a maximum of ~400 ppb in the presence of nitrogen oxides (NO x ) and nonmethane hydrocarbons (NMHCs), then declined. Although the photochemistry was developing, b sc grew with O 3 mixing ratio to a quasi-steady state at ~9-10 × 10 -4  m -1 , decreasing in value much later with decease in O 3 . The light scattering coefficient was found to be positively associated with the O 3 mixing ratio, whereas CN concentrations were negatively proportional to O 3 mixing ratio. The blimp experiment was supported with aircraft vertical profiles and ground-level observations from a mobile laboratory. The blimp flight obtained combined gas and particle changes aloft that could not be obtained by ground or fixed-wing aircraft measurements alone. The experiment was partially successful in achieving a true Lagrangian characterization of smog chemistry in a constrained or defined "open" air mass. The Los Angeles experiment demonstrated the use of a blimp as a platform for measurement of air pollution traveling with an air mass across an urban area. The method added unique data showing the relationship between photochemical smog chemistry and aerosol dynamics in smog. The method offers an alternative to reliance on smog chamber and modeling observations to designing air quality management strategies for reactive

  7. Making Cultura Count inside and out of the Classroom: Public Art & Critical Pedagogy in South Central Los Angeles

    Science.gov (United States)

    Garcia, Luis-Genaro

    2012-01-01

    In this article, artist, educator, and activist Luis-Genaro Garcia describes the development and impact of the "May Day service learning project" on his advanced painting class in a high school in South Los Angeles. The project emerged from students' interests: their ideas, concerns for their community, socio-political consciousness, and…

  8. Figurino, moda e luxo no filme Zuzu Angel

    Directory of Open Access Journals (Sweden)

    Haussen, Luciana Fagundes

    2012-01-01

    Full Text Available O artigo analisa o figurino de cinema a partir do filme Zuzu Angel (Sergio Rezende, 2006, e discute como é representada a obra desta designer brasileira de roupas das décadas de 60 e 70, sob o aspecto da relação de seu trabalho com as idéias de moda e luxo. Destaca a trajetória da equipe de produção do figurino do filme e a repercussão das suas escolhas em cenas-chave desta produção audiovisual. Para tanto, trabalha com a contextualização histórica, a narrativa cinematográfica e com os conceitos de figurino de cinema, moda e luxo. Como suporte teórico, recorre às obras de, Michel Pastoureau, para as análises dos tecidos, de Jean-Jacques Roubine, Deborah Nadoolman Landis e Marcel Martin, sobre o papel do figurino na dramaturgia e no cinema, e Gilles Lipovetsky sobre os conceitos de moda e luxo

  9. Fragmented Flows: Water Supply in Los Angeles County

    Science.gov (United States)

    Pincetl, Stephanie; Porse, Erik; Cheng, Deborah

    2016-08-01

    In the Los Angeles metropolitan region, nearly 100 public and private entities are formally involved in the management and distribution of potable water—a legacy rooted in fragmented urban growth in the area and late 19th century convictions about local control of services. Yet, while policy debates focus on new forms of infrastructure, restructured pricing mechanisms, and other technical fixes, the complex institutional architecture of the present system has received little attention. In this paper, we trace the development of this system, describe its interconnections and disjunctures, and demonstrate the invisibility of water infrastructure in LA in multiple ways—through mapping, statistical analysis, and historical texts. Perverse blessings of past water abundance led to a complex, but less than resilient, system with users accustomed to cheap, easily accessible water. We describe the lack of transparency and accountability in the current system, as well as its shortcomings in building needed new infrastructure and instituting new water rate structures. Adapting to increasing water scarcity and likely droughts must include addressing the architecture of water management.

  10. Urban Income Inequality and the Great Recession in Sunbelt Form: Disentangling Individual and Neighborhood-Level Change in Los Angeles

    Directory of Open Access Journals (Sweden)

    Robert J. Sampson

    2017-02-01

    Full Text Available New social transformations within and beyond the cities of classic urban studies challenge prevailing accounts of spatial inequality. This paper pivots from the Rust Belt to the Sunbelt accordingly, disentangling persistence and change in neighborhood median income and concentrated income extremes in Los Angeles County. We first examine patterns of change over two decades starting in 1990 for all Los Angeles neighborhoods. We then analyze an original longitudinal study of approximately six hundred Angelenos from 2000 to 2013, assessing the degree to which contextual changes in neighborhood income arise from neighborhood-level mobility or individual residential mobility. Overall we find deep and persistent inequality among both neighborhoods and individuals. Contrary to prior research, we also find that residential mobility does not materially alter neighborhood economic conditions for most race, ethnic, and income groups. Our analyses lay the groundwork for a multilevel theoretical framework capable of explaining spatial inequality across cities and historical eras.

  11. Potentially induced earthquakes during the early twentieth century in the Los Angeles Basin

    Science.gov (United States)

    Hough, Susan E.; Page, Morgan T.

    2016-01-01

    Recent studies have presented evidence that early to mid‐twentieth‐century earthquakes in Oklahoma and Texas were likely induced by fossil fuel production and/or injection of wastewater (Hough and Page, 2015; Frohlich et al., 2016). Considering seismicity from 1935 onward, Hauksson et al. (2015) concluded that there is no evidence for significant induced activity in the greater Los Angeles region between 1935 and the present. To explore a possible association between earthquakes prior to 1935 and oil and gas production, we first revisit the historical catalog and then review contemporary oil industry activities. Although early industry activities did not induce large numbers of earthquakes, we present evidence for an association between the initial oil boom in the greater Los Angeles area and earthquakes between 1915 and 1932, including the damaging 22 June 1920 Inglewood and 8 July 1929 Whittier earthquakes. We further consider whether the 1933 Mw 6.4 Long Beach earthquake might have been induced, and show some evidence that points to a causative relationship between the earthquake and activities in the Huntington Beach oil field. The hypothesis that the Long Beach earthquake was either induced or triggered by an foreshock cannot be ruled out. Our results suggest that significant earthquakes in southern California during the early twentieth century might have been associated with industry practices that are no longer employed (i.e., production without water reinjection), and do not necessarily imply a high likelihood of induced earthquakes at the present time.

  12. Estimation of Methane Emissions in the Los Angeles Basin using CLARS-FTS Observations

    Science.gov (United States)

    Sander, S.; Zeng, Z. C.; Pongetti, T.; Duren, R. M.; Shia, R. L.; Yung, Y. L.; He, L.; Gurney, K. R.

    2017-12-01

    The Los Angeles Basin (LA Basin), covering almost 10,743 square miles, is home to over 16.8 million people - about half the population of the state of California. It is also the second most populated urban area in the United States and one of the major source of anthropogenic greenhouse gases. Using FTIR observations from the California Laboratory for Atmospheric Remote Sensing (CLARS) located on Mount Wilson at an altitude of 1673m, we measure the reflected near infrared sunlight from 33 surface targets in the Los Angeles megacity including the direct solar beam which gives the free tropospheric background. We then retrieve the excess slant column abundances of important trace gases such as carbon dioxide (CO2) and methane (CH4) in the LA basin. Using atmospheric tracer - tracer correlations for CH4 and CO2 to eliminate the effect of aerosol scattering in the retrieval, we infer methane emissions based on the ratio of XCH4 excess to XCO2 excess. Significant variability is observed in the spatial distributions of excess CH4. Methane emissions in the LA basin show consistent peaks in late summer and winter during the period from Sep 2011 to the present. The strong correlation between natural gas usage data and derived CLARS methane emissions (r2 = 0.5) implies that natural gas leakage during transmission and/or consumption accounts for a significant fraction of the inferred seasonal variability of methane emissions in the LA basin. We will report updated annual trends in CH4 emissions from 2011 to the present. Copyright 2017. All rights reserved.

  13. 76 FR 414 - Tier 1 Environmental Impact Statement for the Los Angeles to San Luis Obispo (LOSSAN North) Rail...

    Science.gov (United States)

    2011-01-04

    ... expected growth in population and resulting increases in intercity travel demand between Los Angeles and San Luis Obispo. As a result of this growth in travel demand, their travel delays from the growing... environmental analysis to help make corridor level decisions regarding the level of intercity passenger rail...

  14. Defining Moments in MMWR History: The AIDS Epidemic, Pneumocystis Pneumonia --- Los Angeles 1981

    Centers for Disease Control (CDC) Podcasts

    2017-12-01

    On June 5, 1981, MMWR published a report of Pneumocystis pneumonia in five previously healthy young gay men in Los Angeles, California. This report was later acknowledged as the first published account of what would become known as human immunodeficiency virus, or HIV, and acquired immunodeficiency syndrome, or AIDS. It was the first of many MMWR reports that led to a better understanding of this new condition. In this podcast, Dr. Harold Jaffe recalls CDC’s investigation and response to the AIDS Epidemic.  Created: 12/1/2017 by MMWR.   Date Released: 12/1/2017.

  15. Warren shunt combined with partial splenectomy in children with extra-hepatic portal hypertension, massive splenomegaly and severe hypersplenism

    Directory of Open Access Journals (Sweden)

    Sretenović Aleksandar

    2014-01-01

    Full Text Available Introduction. Extra-hepatic portal vein obstruction (EHPVO is one of the most often causes of portal hypertension in children. Objective. Establishing the importance of shunt surgery in combination with partial spleen resection in selected pediatric patients with EHPVO, enormous splenomegaly and severe hypersplenism. Methods. Distal splenorenal shunt (DSRS with partial spleen resection was performed in 22 children age from 2 to 17 years with EHPVO. Indications for surgery were pain and abdominal discomfort caused by spleen enlargement, as well as symptomatic hypersplenism with leucopenia, thrombocytopenia and anemia. The partial spleen resection was performed by ligation of blood vessels to caudal two thirds of the spleen. After ischemic parenchymal demarcation transection with electrocautery LigaSure was performed with preservation of 20-30% of spleen tissue, and then Warren DSRS was created. Platelet and leucocytes counts and liver function tests were obtained before, one month and one year after surgery. Growth was assessed with SD scores (Z scores for height, weight and body mass index at the time of surgery and one year later. Results. In all patients postoperative period was without significant complications. Platelets and leucocytes counts were normalized. Patency rate of shunts was 100%. Two significant shunts stenosis were observed and successfully treated with percutaneous angioplasty. During the follow-up period (1 to 9 years all patients were asymptomatic, with improved quality of life and growth. Conclusion. Results of our study indicate that shunt surgery with a partial spleen resection is an effective and safe procedure for patients with enormous splenomegaly and severe hypersplenism caused by EHPVO.

  16. Epidemiologic study of neural tube defects in Los Angeles County. I. Prevalence at birth based on multiple sources of case ascertainment

    Energy Technology Data Exchange (ETDEWEB)

    Sever, L.E. (Pacific Northwest Lab., Richland, WA); Sanders, M.; Monsen, R.

    1982-01-01

    Epidemiologic studies of the neural tube defects (NTDs), anencephalus and spina bifida, have for the most part been based on single sources of case ascertainment in past studies. The present investigation attempts total ascertainment of NTD cases in the newborn population of Los Angeles County residents for the period 1966 to 1972. Design of the study, sources of data, and estimates of prevalence rates based on single and multiple sources of case ascertainment are here discussed. Anencephalus cases totaled 448, spina bifida 442, and encephalocele 72, giving prevalence rates of 0.52, 0.51, and 0.08 per 1000 total births, respectively, for these neural tube defects - rates considered to be low. The Los Angeles County prevalence rates are compared with those of other recent North American studies and support is provided for earlier suggestions of low rates on the West Coast.

  17. A Pilot Survey of Food Frequencies, Meal Frequencies and Meal Patterns of Preschool Children in East Los Angeles.

    Science.gov (United States)

    Lewis, Jane S.; And Others

    The food frequency, meal frequency, and meal patterns of a group of Mexican American children attending Head Start in East Los Angeles and their siblings were studied. Fifty dietary questionnaires in English and in Spanish with written instructions were distributed to parents. Parents were asked to record for a 3 day period the eating time, type…

  18. AngelStow: A Commercial Optimization-Based Decision Support Tool for Stowage Planning

    DEFF Research Database (Denmark)

    Delgado-Ortegon, Alberto; Jensen, Rune Møller; Guilbert, Nicolas

    save port fees, optimize use of vessel capacity, and reduce bunker consumption. Stowage Coordinators (SCs) produce these plans manually with the help of graphical tools, but high-quality SPs are hard to generate with the limited support they provide. In this abstract, we introduce AngelStow which...... is a commercial optimization-based decision support tool for stowing container vessels developed in collaboration between Ange Optimization and The IT University of Copenhagen. The tool assists SCs in the process of generating SPs interactively, focusing on satisfying and optimizing constraints and objectives...... that are tedious to deal with for humans, while letting the SCs use their expertise to deal with hard combinatorial objectives and corner cases....

  19. [Failed transcatheter creation of fenestration in a Fontan patient with original fenestration closed by AngelWings septal occluder: a case report].

    Science.gov (United States)

    Ohno, Atsuko; Hirotaka, Ishido; Kobayashi, Toshiki; Asano, Haruhiko; Kyo, Shunei; Senzaki, Hideaki

    2007-10-01

    The fenestrated Fontan procedure has helped to reduce the mortality and morbidity of pediatric patients who underwent the Fontan operation. We treated a patient (7-year-old, female) who had developed heart failure 1 year after fenestration closure using an AngelWings device, although the patient met the proposed criteria for test occlusion. Hemodynamic evaluation using the ventricular pressure-area relationship revealed that the patient had both systolic and diastolic dysfunction, which were difficult to recognize by conventional hemodynamic indices. We then tried to percutaneously create a fenestration using a Brockenbrough needle, but this procedure failed. The AngelWings device, which may have been covered by pseudointima (composed of fibroelastic tissue), was hard enough to break the Brockenbrough needle. Re-creating a fenestration after device closure in patients after the fenestrated Fontan operation appears to be difficult, so more accurate methods to predict Fontan physiology after fenestration closure are needed.

  20. The Record Los Angeles Heat Event of September 2010: 1. Synoptic-Scale-Meso-β-Scale Analyses of Interactive Planetary Wave Breaking, Terrain- and Coastal-Induced Circulations

    Science.gov (United States)

    Kaplan, Michael L.; Tilley, Jeffrey S.; Hatchett, Benjamin J.; Smith, Craig M.; Walston, Joshua M.; Shourd, Kacie N.; Lewis, John M.

    2017-10-01

    On 27 September 2010 the Los Angeles Civic Center reached its all-time record maximum temperature of 45°C before 1330 local daylight time with several other regional stations observing all-time record breaking heat early in that afternoon. This record event is associated with a general circulation pattern predisposed to hemispheric wave breaking. Three days before the event, wave breaking organizes complex terrain- and coastal-induced processes that lead to isentropic surface folding into the Los Angeles Basin. The first wave break occurs over the western two thirds of North America leading to trough elongation across the southwestern U.S. Collocated with this trough is an isentropic potential vorticity filament that is the locus of a thermally indirect circulation central to warming and associated thickness increases and ridging westward across the Great Basin. In response to this circulation, two subsynoptic wave breaks are triggered along the Pacific coast. The isentropic potential vorticity filament is coupled to the breaking waves and the interaction produces a subsynoptic low-pressure center and a deep vortex aloft over the southeastern California desert. This coupling leads to advection of an elevated mixed layer over Point Conception the night before the record-breaking heat that creates a coastally trapped low-pressure area southwest of Los Angeles. The two low-pressure centers create a low-level pressure gradient and east-southeasterly jet directed offshore over the Los Angeles Basin by sunrise on 27 September. This allows the advection of low-level warm air from the inland terrain toward the coastally trapped disturbance and descending circulation resulting in record heating.

  1. Facilitators and barriers to implementing a local policy to reduce sodium consumption in the County of Los Angeles government, California, 2009.

    Science.gov (United States)

    Gase, Lauren N; Kuo, Tony; Dunet, Diane O; Simon, Paul A

    2011-03-01

    This qualitative study explores facilitators and barriers to a proposed food procurement policy that would require food purchasers, distributors, and vendors of food service in the County of Los Angeles government to meet specified nutrition standards, including limits on sodium content. We conducted 30 key informant interviews. Interviewees represented 18 organizations from the County of Los Angeles government departments that purchased, distributed, or sold food; public and private non-County entities that had previously implemented food procurement policies in their organizations; and large organizations that catered food to the County. Study participants reported 3 key facilitators: their organization's authority to impose nutrition standards, their organization's desire to provide nutritious food, and the opportunity to build on existing nutrition policies. Eight key barriers were identified: 1) unique features among food service settings, 2) costs and unavailability of low-sodium foods, 3) complexity of food service arrangements, 4) lack of consumer demand for low-sodium foods, 5) undesirable taste of low-sodium foods, 6) preference for prepackaged products, 7) lack of knowledge and experience in operationalizing sodium standards, and 8) existing multiyear contracts that are difficult to change. Despite perceived barriers, several participants indicated that their organizations have successfully implemented nutritional standards that include limits on sodium. Developing or changing policies for procuring food represents a potentially feasible strategy for reducing sodium consumption in food service venues controlled by the County of Los Angeles. The facilitators and barriers identified here can inform the formulation, adoption, implementation, and evaluation of sodium reduction policies in other jurisdictions.

  2. Multiple Imputation of Groundwater Data to Evaluate Spatial and Temporal Anthropogenic Influences on Subsurface Water Fluxes in Los Angeles, CA

    Science.gov (United States)

    Manago, K. F.; Hogue, T. S.; Hering, A. S.

    2014-12-01

    In the City of Los Angeles, groundwater accounts for 11% of the total water supply on average, and 30% during drought years. Due to ongoing drought in California, increased reliance on local water supply highlights the need for better understanding of regional groundwater dynamics and estimating sustainable groundwater supply. However, in an urban setting, such as Los Angeles, understanding or modeling groundwater levels is extremely complicated due to various anthropogenic influences such as groundwater pumping, artificial recharge, landscape irrigation, leaking infrastructure, seawater intrusion, and extensive impervious surfaces. This study analyzes anthropogenic effects on groundwater levels using groundwater monitoring well data from the County of Los Angeles Department of Public Works. The groundwater data is irregularly sampled with large gaps between samples, resulting in a sparsely populated dataset. A multiple imputation method is used to fill the missing data, allowing for multiple ensembles and improved error estimates. The filled data is interpolated to create spatial groundwater maps utilizing information from all wells. The groundwater data is evaluated at a monthly time step over the last several decades to analyze the effect of land cover and identify other influencing factors on groundwater levels spatially and temporally. Preliminary results show irrigated parks have the largest influence on groundwater fluctuations, resulting in large seasonal changes, exceeding changes in spreading grounds. It is assumed that these fluctuations are caused by watering practices required to sustain non-native vegetation. Conversely, high intensity urbanized areas resulted in muted groundwater fluctuations and behavior decoupling from climate patterns. Results provides improved understanding of anthropogenic effects on groundwater levels in addition to providing high quality datasets for validation of regional groundwater models.

  3. "That was Heaven". Hadrian's Villa as "fabulous" Heaven in Angels in America by Mike Nichols

    Directory of Open Access Journals (Sweden)

    Mauro Giori

    2011-07-01

    Full Text Available Angels in America is still Tony Kushner’s major achievement. In adapting it for television, Mike Nichols accurately respected the political agenda of the author (democratic, hebrew and homosexual, who also wrote the screenplay. The choice of Hadrian’s Villa (instead of a San Francisco devastated by the earthquake of 1906 as a background for the scenes which take place in the Paradise can be understood as coherent with Kushner’s ideological perspective, as well as with his original camp aesthetics.

  4. Annual West Coast Theoretical Chemistry/Statistical Mechanics Conference (14th), held at Los Angeles, California on 17-19 June 1993

    Science.gov (United States)

    1993-06-19

    personic (> Mach 2) aircraft. Since these aircraft will fly through the stratosphere, there is considerable concern about NO. emissions from the jet...stabilize the 6-endo ring opening. acid HHO Ar Ar HH AA Arr t University of California, Los Angeles. SScripps Research Institute. 10o1 Poster Session HI

  5. 75 FR 17562 - Port Access Route Study: In the Approaches to Los Angeles-Long Beach and in the Santa Barbara...

    Science.gov (United States)

    2010-04-07

    ... or dangerous. Vessel routing system means any system of one or more routes or routing measure aimed... approaches to Los Angeles-Long Beach and the approach to the San Pedro Channel from the Pacific Ocean... are most cost- effective? 5. What impacts, both positive and negative, would changes to existing...

  6. Notes from the field: identification of a Taenia tapeworm carrier - Los Angeles County, 2014.

    Science.gov (United States)

    Croker, Curtis; Soriano, Jan; Civen, Rachel; Larsen, Robert A; Schwartz, Benjamin

    2015-01-30

    Carriers of the pork tapeworm, Taenia solium, are the sole source of cysticercosis, a parasitic tissue infection. When tapeworm eggs excreted by the carrier are ingested, tapeworm larvae can form cysts. When cysts form in the brain, the condition is called neurocysticercosis and can be especially severe. In Los Angeles County an average of 136 county residents are hospitalized with neurocysticercosis each year. The prevalence of Taenia solium carriage is largely unknown because carriage is asymptomatic, making detection difficult. The identification and treatment of tapeworm carriers is an important public health measure that can prevent additional neurocysticercosis cases.

  7. Analysis of the Effects of ENSO and Atmospheric Rivers on Precipitation in Los Angeles County

    Science.gov (United States)

    Santacruz, A.; Lamb, K.

    2017-12-01

    The Winter 2016-2017 season in California was marked by substantial amounts of precipitation; this resulted in critically-low reservoirs filling up and the removal of most of California from drought status. The year prior was characterized by one of the strongest El Nino-Southern Oscillation (ENSO) events, though it did not produce nearly enough precipitation as the 2016-2017 season. The major contributors to the increased rainfall during the 2016-2017 season were climactic phenomenon known as atmospheric rivers (ARs), which transport water vapor through the atmosphere in narrow bands, and are known to produce extreme rain events. Determining the exact timing, landfall areas, and total precipitation amounts of ARs is currently of great interest; a recent study showed that extreme weather events are likely to increase in California in the coming years, which motivates research into how phenomenon such as ENSO and ARs play a role. Using long-term daily rain gauge data provided by the Los Angeles County Department of Public Works, we compute the precipitation volume and storm count for various locations in Los Angeles County and identify anomalies. These data will then be compared with the occurrence and intensity of AR and ENSO events by using NOAA's NOI and ESRL AR data. The results can be used to provide a better grasp of extreme climactic patterns and their effects on the amount of precipitation in the region.

  8. Network Correlates of Sexual Health Advice Seeking and Substance Use among Members of the Los Angeles House and Ball Communities

    Science.gov (United States)

    Holloway, Ian W.; Schrager, Sheree M.; Wong, Carolyn F.; Dunlap, Shannon L.; Kipke, Michele D.

    2014-01-01

    House and Ball communities (HBCs), represent a prime context for human immunodeficiency virus prevention with African American young men who have sex with men and transgender persons. This study sought to understand the composition and function of social support and sexual networks of HBC members in Los Angeles, California (N = 263). Participants…

  9. HB D Los Angeles in a Brazilian family Hb D Los Angeles em família brasileira

    Directory of Open Access Journals (Sweden)

    Guilherme G. Leoneli

    2001-09-01

    Full Text Available Inherited disorders of hemoglobin, the most common monogenic disease, are now well understood at the molecular level, knowledge, which has led to considerable improvements in their control and management. The Brazilian population is multiethnic, and the correct characterization of the Hb D is important, mainly because the method available for detection of abnormal hemoglobins, present a migration in the same zone at alkaline pH, for Hb S, D, and G for example. In this paper we studied a family with an abnormal hemoglobin like S in alkaline electrophoresis, by appropriated methods including HPLC and molecular analysis, characterized as hemoglobin D Los Angeles.As doenças hereditária da hemoglobina são as mais comuns doenças monogênicas e atualmente bem conhecidas do ponto de vista molecular, fato este que propiciou um avanço no seu controle e manuseio. A população brasileira caracteriza-se pela multiplicidade étnica e a caracterização da Hb D torna-se importante por este dado, associado ao fato de que os métodos de detecção das hemoglobinopatias comumente não identificam esta fração anormal que apresenta a peculiaridade de migração eletroforéticia em pH alcalino na mesma zona observada nas Hb S e G. Neste relato é apresentado um estudo familiar no qual é empregada metodologia adequada, o HLPC, que permite a identificação da Hb D.

  10. PERSONAL, INDOOR, AND OUTDOOR CONCENTRATIONS OF PM2.5, PARTICULATE NITRATE, AND ELEMENTAL CARBON FOR INDIVIDUALS WITH COPD IN LOS ANGELES, CA

    Science.gov (United States)

    This study characterizes the personal, indoor, and outdoor concentrations of PM2.5 and the major components of PM2.5, including nitrate (NO3-), elemental carbon (EC), and the elements for individuals with chronic obstructive pulmonary disease (COPD) living in Los Angeles, CA. ...

  11. Security concept in 'MyAngelWeb' a website for the individual patient at risk of emergency.

    Science.gov (United States)

    Pinciroli, F; Nahaissi, D; Boschini, M; Ferrari, R; Meloni, G; Camnasio, M; Spaggiari, P; Carnerone, G

    2000-11-01

    We describe the Security Plan for the 'MyAngelWeb' service. The different actors involved in the service are subject to different security procedures. The core of the security system is implemented at the host site by means of a DBMS and standard Information Technology tools. Hardware requirements for sustainable security are needed at the web-site construction sites. They are not needed at the emergency physician's site. At the emergency physician's site, a two-way authentication system (password and test phrase method) is implemented.

  12. A Health Probe in College Students Living in Los Angeles and in Taiwan: Dietary Pattern, Physical Activity and Energy Balance

    Science.gov (United States)

    Wang, Li Hui; Yang, Hsin Ling; Chen, Yin Chang; Davis, Rebecca; Schwartz, Miriam E.; Tam, Chick F.

    2008-01-01

    The objective was to examine differences of dietary pattern, physical activity and energy balance in 240 college students with 137 of them enrolled in California State University, Los Angeles (LA) and the other 93 enrolled in China Medical University in Taichung, Taiwan (TW). A three-day dietary record and a 24-hour physical activity journal were…

  13. Even-aged intensive management: two case histories

    Science.gov (United States)

    Harold M. Klaiber

    1977-01-01

    In 1967 Scott Paper Company merged with the S. D. Warren Company and S. D. Warren became a division of Scott. In 1969 the S. D. Warren timberlands in the Bingham, Maine area were transferred from the Warren Division to the Northeast Operations of Scott. Included in this transfer were approximately 700 acres of tree plantations which had been established in the 1920...

  14. The origins of the Olympic Village: Los Angeles 1932 and Berlin 1936.

    Directory of Open Access Journals (Sweden)

    Massimo Bortolotti

    2009-06-01

    Full Text Available Regarding the transformations produced by the housing projects for the Olympic Games, the construction and following reuse of the Olympic Villages is an interesting studying matter. During the hundred-year-old history of the modern Olympics the realization of the Olympic Village, which finds reference in the de Coubertin’s writings, and the town planning transformations, to this correlated, have revealed in different ways. The essay mainly concerns the origins of the Olympic Village and the first settlements which characterized the Games in the thirties: Los Angeles 1932 and Berlin 1936. In these two cities, even though with different motivations, politico-economical stimulus and different images, the prototypes of the modern Olympic sport facilities, which find in the village an in the stadium the symbol of the event, were born.

  15. A Gravity data along LARSE (Los Angeles Regional Seismic Experiment) Line II, Southern California

    Science.gov (United States)

    Wooley, R.J.; Langenheim, V.E.

    2001-01-01

    The U.S. Geological Survey conducted a detailed gravity study along part of the Los Angeles Regional Seismic Experiment (LARSE) transect across the San Fernando Basin and Transverse Ranges to help characterize the structure underlying this area. 249 gravity measurements were collected along the transect and to augment regional coverage near the profile. An isostatic gravity low of 50-60 mGal reflects the San Fernando-East Ventura basin. Another prominent isostatic gravity with an amplitude of 30 mGal marks the Antelope Valley basin. Gravity highs occur over the Santa Monica Mountains and the Transverse Ranges. The highest isostatic gravity values coincide with outcrops of Pelona schist.

  16. Lagoon microbialites on Isla Angel de la Guarda and associated peninsular shores, Gulf of California (Mexico)

    Science.gov (United States)

    Johnson, Markes E.; Ledesma-Vázquez, Jorge; Backus, David H.; González, Maria R.

    2012-07-01

    Examples of two closed lagoons with extensive growth of Recent microbialites showing variable surface morphology and internal structure are found on Isla Angel de la Guarda in the Gulf of California. Comparable lagoonal microbialites also occur ashore from Ensenada El Quemado on the adjacent peninsular mainland of Baja California. The perimeters of all three lagoons feature crusted structures indicative of thrombolites with a knobby surface morphology 2 cm to 3 cm in relief and internal clotting without any sign of laminations. Outward from this zone, thrombolitic construction thins to merge with a white calcified crust below which a soft substratum of dark organic material 4 cm to 6 cm in thickness is concealed. The substratum is laminated and heavily mucilaginous, as observed along the edges of extensive shrinkage cracks in the overlying crust. The thrombolitic crust is anchored to the shore, while the thinner crust and associated stromatolitic mats float on the surface of the lagoons. Laboratory cultures of the dark organic material yielded the solitary cyanobacterium Chroococcidiopsis as the predominant taxon interspersed with filamentous forms. In decreasing order of abundance, other morphotypes present include Phormidium, Oscillatoria, Geitlerinema, Chroococus, and probably Spirulina. The larger of the two island lagoons follows an east-west azimuth and covers 0.225 km2, while the smaller lagoon has a roughly north-south axis and covers only 0.023 km2. The salinity of water in the smaller lagoon was measured as148 ppt. Pliocene strata along the edge of the smaller modern lagoon include siltstone bearing calcified platelets suggestive of a microbial origin. Dry lagoons abandoned during the later Quaternary occur inland at higher elevations on the island, but retain no fossils except for sporadic white crusts cemented on cobbles around distinct margins. Raised Quaternary lagoons parallel to the big lagoon on Isla Angel de la Guarda are partly obscured by flood

  17. Public awareness of and support for infrastructure changes designed to increase walking and biking in Los Angeles County.

    Science.gov (United States)

    Gase, Lauren N; Barragan, Noel C; Simon, Paul A; Jackson, Richard J; Kuo, Tony

    2015-03-01

    Policies to promote active transportation are emerging as a best practice to increase physical activity, yet relatively little is known about public opinion on utilizing transportation funds for such investments. This study sought to assess public awareness of and support for investments in walking and biking infrastructure in Los Angeles County. In the fall of 2013, the Los Angeles County Department of Public Health conducted a telephone survey with a random sample of registered voters in the region. The survey asked respondents to report on the presence and importance of walking and biking infrastructure in their community, travel behaviors and preferences, and demographics. One thousand and five interviews were completed (response rate 20%, cooperation rate 54%). The majority of participants reported walking, biking, and bus/rail transportation investments as being important. In addition, participants reported a high level of support for redirecting transportation funds to active transportation investment - the population average was 3.28 (between 'strongly' and 'somewhat' support) on a 4 point Likert scale. Voters see active transportation infrastructure as being very important and support redirecting funding to improve the infrastructure. These findings can inform policy-decisions and planning efforts in the jurisdiction. Copyright © 2015 Elsevier Inc. All rights reserved.

  18. Advocacy Coalition for Safer Sex in the Adult Film Industry: The Case of Los Angeles County's Measure B.

    Science.gov (United States)

    Cohen, Adam Carl; Tavrow, Paula; McGrath, Mark Roy

    2018-05-01

    Performers in the adult film industry are routinely exposed to bloodborne pathogens. In 2012, public health advocates in Los Angeles County convinced voters to pass a ballot initiative-Measure B-to mandate condom use on adult film sets. This article presents a case study of the advocacy coalition's strategies used to achieve greater workplace safety using the advocacy coalition framework. The authors were given access to all memoranda, market research, and campaign tools used to promote Measure B. To reconstruct adult film industry counterefforts, the authors reviewed trade publications, social media, and blog posts. When legislative efforts failed, advocates engaged in a step-by-step strategy built around voters to achieve passage of a ballot initiative mandating condom use for all adult films produced in Los Angeles County. Although the industry immediately filed a lawsuit after passage of Measure B, its constitutionality has been upheld. Measure B passed because public health advocates were able to assemble scientific evidence, build public support, counter false claims, and maintain consistent messages throughout the campaign. The adult film industry lacked social capital, cohesion, and nimbleness. To bolster regulatory efforts, appealing to voters to favor safe workplaces may be an effective advocacy strategy for other industries.

  19. Investigation of the Aerosols Over the Los Angeles Basin during the ARCTAS-CARB 2008 Pilot Study

    Science.gov (United States)

    Thornhill, L.; Anderson, B. E.; Beyersdorf, A.; Chen, G.; Winstead, E. L.; Lathem, T.; Diskin, G.; Sachse, G.; Dibb, J.; Scheuer, E.

    2008-12-01

    In the summer of 2008 during preparation for the second phase of the Arctic Research of the Composition of the Troposphere from Aircraft and Satellites (ARCTAS), detailed measurements of atmospheric composition were made on-board the NASA DC-8 over the state of California on behalf of the California Air resources Board (CARB). Four flights were conducted between 18 July and 24 July, totaling 31 hours, over southern and central California to establish upwind chemical boundary conditions and gain a better understanding of the sources, chemical characteristics and spatial distribution of smog and greenhouse gases over the state. Serendipitously, from a science perspective, this time period was marked by numerous wildfires spread throughout the state. The DC-8 sensor suite included aerosol instruments capable of measuring the number concentrations, optical properties, and size distributions of aerosols between 0.003 and 20 um in diameter. In this presentation, we will characterize aerosols sampled during sorties over the Los Angeles basin, which included several missed approaches at Los Angeles International Airport (LAX), traverses through the Long Beach and Santa Barbara ship channels, sampling in and out of the marine boundary layer, and encounters with outflow of forest fires mixed with urban smog. We will examine the evolution of the aerosols over the course of the day, as the smog accumulates within the basin and is then transported out of the basin into the surrounding atmosphere.

  20. Evaluation of Resistance to Los Angeles Abrasion and Physical Factors with Grindability Properties of Some Aggregate Materials

    Directory of Open Access Journals (Sweden)

    C. Sensogut

    2017-01-01

    Full Text Available In recent years, the usage of aggregate materials has increased both in Turkey and the entire world. It can be said that the main reason of this rise is the population growth together with the demand towards the more qualitative life. Therefore, the usability of some aggregate materials was investigated in the present paper. The properties of Los Angeles abrasion resistance, freezing-thaw resistance, slake durability strength and frost resistance of basalt and andesite samples obtained from Karaman and Ankara regions were studied at the first stage. In the second order, the grindability performance of these materials was also determined from the discontinuous grinding tests and the obtained results were correlated. Whereas the Los Angeles resistance of the basalt sample was higher than the andesite sample, the mass losses after the freezing-thaw and the frost tests for the andesite sample were superior. Both of the basalt and andesite samples were classified as ‘very high’ for their slake durability strength (Id-2 values. The material percentage of the andesite sample, which is passing through the sub-size ( %90 was greater than the value obtained for the basalt sample during the same grinding time. The resistance to the crushing process was obtained to be maximum at -850+600 µm of feed size for the basalt and the andesite samples.

  1. CicLAvia: Evaluation of participation, physical activity and cost of an open streets event in Los Angeles

    OpenAIRE

    Cohen, Deborah; Han, Bing; Derose, Kathryn P.; Williamson, Stephanie; Paley, Aaron; Batteate, Christina

    2016-01-01

    Physical activity is beneficial for health, but there are limited opportunities in urban areas to safely access public streets for traffic-free cycling, skating or walking. Ciclovías are open streets programs that close major roads to motor vehicles so they can be exclusively used by bicyclists and pedestrians. We estimated participation in one Los Angeles Ciclovía event (CicLAvia) using intercept surveys and 14 surveillance cameras which were placed along the 6-mile route in April, 2014. We ...

  2. Combined Mobile In Situ and Remote Sensing Investigation of the Aliso Canyon Natural Gas Leak in the Los Angeles Basin, California

    Science.gov (United States)

    Hall, J. L.; Leifer, I.; Tratt, D. M.; Melton, C.; Frash, J.

    2016-12-01

    The Aliso Canyon natural gas leak in the San Fernando Valley in Los Angeles, California was a major disruptive event whose societal impacts have continued well after the event itself ended, yet fortunately did not involve highly toxic gases. Chemical releases can have serious consequences for ecosystems, societies, and human health. Mitigating their destructive impacts relies on identification and mapping, monitoring, and trajectory forecasting. Improvements in the accuracy of such transport modeling capabilities can significantly improve the effectiveness of disaster response activities. Simultaneous plume characterization data were collected by the Mobile Infrared Sensor for Tactical Incident Response (MISTIR) and AutoMObile trace Gas (AMOG) Surveyor, two instrumented vehicles traveling in convoy. Surface vehicles have advantages over airplanes in terms of simpler logistics, such as not being limited by controlled airspace which is a major issue in Los Angeles, and ability to deploy rapidly. Moreover, it is the surface concentration that impacts human health and determines ecological damage. Fusion of the resulting correlative surface in situ observations and thermal-infrared spectroscopic column observations allowed both lateral and temporal plume characterization to derive emissions and to characterize the confining effect of topography on plume dispersion. Although a straightforward Gaussian plume inversion approach based on surface data yields an emission estimate with reasonable fidelity, it required assumptions of vertical profile and topographic influence that were validated by the column spectroscopic observations. Topographic factors within the Los Angeles Basin, including the Aliso Canyon locale, strongly influence transport processes. This situation challenges the predictive skill of numerical transport models that are used to assist the evacuation of at-risk communities, for example in the case of a refinery fire. This study demonstrated the utility

  3. Phenology of the adult angel lichen moth (Cisthene angelus) in Grand Canyon, USA

    Science.gov (United States)

    Metcalfe, Anya; Kennedy, Theodore A.; Muehlbauer, Jeffrey D.

    2016-01-01

    We investigated the phenology of adult angel lichen moths (Cisthene angelus) along a 364-km long segment of the Colorado River in Grand Canyon, Arizona, USA, using a unique data set of 2,437 light-trap samples collected by citizen scientists. We found that adults of C. angelus were bivoltine from 2012 to 2014. We quantified plasticity in wing lengths and sex ratios among the two generations and across a 545-m elevation gradient. We found that abundance, but not wing length, increased at lower elevations and that the two generations differed in size and sex distributions. Our results shed light on the life history and morphology of a common, but poorly known, species of moth endemic to the southwestern United States and Mexico.

  4. Anxiety disorders among Mexican Americans and non-Hispanic whites in Los Angeles.

    Science.gov (United States)

    Karno, M; Golding, J M; Burnam, M A; Hough, R L; Escobar, J I; Wells, K M; Boyer, R

    1989-04-01

    This report from the Los Angeles site of the NIMH Epidemiologic Catchment Area study reveals significant ethnic and national origin differences in lifetime prevalence rates for three out of six specific, DSM-III-defined anxiety disorders. In the case of simple phobia, United States-born Mexican Americans report higher rates than native non-Hispanic whites or immigrant Mexican Americans, the latter two groups having similar rates. Mexican Americans born in the United States had higher rates of agoraphobia than immigrant Mexican Americans, and non-Hispanic whites reported higher lifetime rates of generalized anxiety disorder compared with both immigrant and native Mexican Americans. Neither ethnic nor national origin differences in lifetime prevalence rates were found for panic disorder, social phobia, and obsessive-compulsive disorder. Selective migration is postulated as a potential factor influencing prevalence differences between native and immigrant Mexican Americans.

  5. Cyber against punk: Greg Bear’s Queen of Angels as metamorphosed cyberpunk

    Directory of Open Access Journals (Sweden)

    M. F. Blatchford

    1994-05-01

    Full Text Available Recent American science fiction (which commercially dominates world science fiction incorporates two schools of thought, ‘cyberpunk' and ‘hard SF’. which may be read to embody, respectively, radical/liberal and patriotic/ conservative propaganda. This article, after attempting to define aspects of these schools, examines Queen of Angels by Greg Bear (who before producing that text had been a proponent of hard SF. This text is shown to have strong elements of cyberpunk (possibly, to judge by one critical review, appealing to a cyberpunk audience but to have transformed and inverted the radical and liberal themes of cyberpunk into conservative themes. The text thus illuminates philosophical and technical differences between the schools. It is suggested that the imagery of cyberpunk, and perhaps that of science fiction in general, is liable to such reversals of ideological significance.

  6. Elevated levels of radioactivity in water wells in Los Angeles and Orange Counties, California

    International Nuclear Information System (INIS)

    Weigand, J.; Yamamoto, G.; Gaston, W.

    1987-01-01

    Levels of gross alpha particle radioactivity nearly three times the maximum contamination levels (MCL) have been detected for several years in well waters and related surface waters in Los Angeles and Orange Counties, California. A few elevated levels of uranium have also been recorded. The affected wells and related surface waters represent only a minor fraction of the water sampled and tested in this area. None of the excessive radioactivity is believed to persist in the municipal waters sold to the public, due to the customary blending of waters from several wells or sources which water purveyors practice. This papers is a preliminary survey of the occurrence, possible sources, fate, and implications of these elevated radioactivity levels

  7. Security concept in 'MyAngelWeb((R))' a website for the individual patient at risk of emergency.

    Science.gov (United States)

    Pinciroli; Nahaissi; Boschini; Ferrari; Meloni; Camnasio; Spaggiari; Carnerone

    2000-11-01

    We describe the Security Plan for the 'MyAngelWeb' service. The different actors involved in the service are subject to different security procedures. The core of the security system is implemented at the host site by means of a DBMS and standard Information Technology tools. Hardware requirements for sustainable security are needed at the web-site construction sites. They are not needed at the emergency physician's site. At the emergency physician's site, a two-way authentication system (password and test phrase method) is implemented.

  8. Restaurant owners' perspectives on a voluntary program to recognize restaurants for offering reduced-size portions, Los Angeles County, 2012.

    Science.gov (United States)

    Gase, Lauren; Dunning, Lauren; Kuo, Tony; Simon, Paul; Fielding, Jonathan E

    2014-03-20

    Reducing the portion size of food and beverages served at restaurants has emerged as a strategy for addressing the obesity epidemic; however, barriers and facilitators to achieving this goal are not well characterized. In fall 2012, the Los Angeles County Department of Public Health conducted semistructured interviews with restaurant owners to better understand contextual factors that may impede or facilitate participation in a voluntary program to recognize restaurants for offering reduced-size portions. Interviews were completed with 18 restaurant owners (representing nearly 350 restaurants). Analyses of qualitative data revealed 6 themes related to portion size: 1) perceived customer demand is central to menu planning; 2) multiple portion sizes are already being offered for at least some food items; 3) numerous logistical barriers exist for offering reduced-size portions; 4) restaurant owners have concerns about potential revenue losses from offering reduced-size portions; 5) healthful eating is the responsibility of the customer; and 6) a few owners want to be socially responsible industry leaders. A program to recognize restaurants for offering reduced-size portions may be a feasible approach in Los Angeles County. These findings may have applications for jurisdictions interested in engaging restaurants as partners in reducing the obesity epidemic.

  9. Restaurant Owners’ Perspectives on a Voluntary Program to Recognize Restaurants for Offering Reduced-Size Portions, Los Angeles County, 2012

    Science.gov (United States)

    Dunning, Lauren; Kuo, Tony; Simon, Paul; Fielding, Jonathan E.

    2014-01-01

    Introduction Reducing the portion size of food and beverages served at restaurants has emerged as a strategy for addressing the obesity epidemic; however, barriers and facilitators to achieving this goal are not well characterized. Methods In fall 2012, the Los Angeles County Department of Public Health conducted semistructured interviews with restaurant owners to better understand contextual factors that may impede or facilitate participation in a voluntary program to recognize restaurants for offering reduced-size portions. Results Interviews were completed with 18 restaurant owners (representing nearly 350 restaurants). Analyses of qualitative data revealed 6 themes related to portion size: 1) perceived customer demand is central to menu planning; 2) multiple portion sizes are already being offered for at least some food items; 3) numerous logistical barriers exist for offering reduced-size portions; 4) restaurant owners have concerns about potential revenue losses from offering reduced-size portions; 5) healthful eating is the responsibility of the customer; and 6) a few owners want to be socially responsible industry leaders. Conclusion A program to recognize restaurants for offering reduced-size portions may be a feasible approach in Los Angeles County. These findings may have applications for jurisdictions interested in engaging restaurants as partners in reducing the obesity epidemic. PMID:24650622

  10. West Angeles Community Development Corporation final technical report on export market feasibility planning and research for the solar medical autoclave

    Energy Technology Data Exchange (ETDEWEB)

    Power, G.D.

    1998-04-20

    This report summarizes core findings from an investigation performed by the staff of West Angeles Community Development Corporation (CDC) regarding the feasibility of marketing the Solar Medical Autoclave (``autoclave``) in South Africa. The investigation was completed during 1997, the period prescribed by the Grant Award made by the U.S. Department of Energy on January 1, 1997, and was monitored by the National Renewable Energy Laboratory.

  11. The Pasadena Aerosol Characterization Observatory (PACO: chemical and physical analysis of the Western Los Angeles basin aerosol

    Directory of Open Access Journals (Sweden)

    S. P. Hersey

    2011-08-01

    Full Text Available The Pasadena Aerosol Characterization Observatory (PACO represents the first major aerosol characterization experiment centered in the Western/Central Los Angeles Basin. The sampling site, located on the campus of the California Institute of Technology in Pasadena, was positioned to sample a continuous afternoon influx of transported urban aerosol with a photochemical age of 1–2 h and generally free from major local contributions. Sampling spanned 5 months during the summer of 2009, which were broken into 3 regimes on the basis of distinct meteorological conditions. Regime I was characterized by a series of low pressure systems, resulting in high humidity and rainy periods with clean conditions. Regime II typified early summer meteorology, with significant morning marine layers and warm, sunny afternoons. Regime III was characterized by hot, dry conditions with little marine layer influence. Regardless of regime, organic aerosol (OA is the most significant constituent of nonrefractory submicron Los Angeles aerosol (42, 43, and 55 % of total submicron mass in regimes I, II, and III, respectively. The overall oxidation state remains relatively constant on timescales of days to weeks (O:C = 0.44 ± 0.08, 0.55 ± 0.05, and 0.48 ± 0.08 during regimes I, II, and III, respectively, with no difference in O:C between morning and afternoon periods. Periods characterized by significant morning marine layer influence followed by photochemically favorable afternoons displayed significantly higher aerosol mass and O:C ratio, suggesting that aqueous processes may be important in the generation of secondary aerosol and oxidized organic aerosol (OOA in Los Angeles. Online analysis of water soluble organic carbon (WSOC indicates that water soluble organic mass (WSOM reaches maxima near 14:00–15:00 local time (LT, but the percentage of AMS organic mass contributed by WSOM remains relatively constant throughout the day. Sulfate and nitrate reside predominantly

  12. THE ISOLATION AND IDENTIFICATION OF MYCOBACTERIUM AVIUM COMPLEX (MAC) RECOVERED FROM LOS ANGELES POTABLE WATER, A POSSIBLE SOURCE OF INFECTION IN AIDS PATIENTS

    Science.gov (United States)

    Los Angeles water was investigated as a possible source of Mycobacterium avium complex (MAC) infection in patients with AIDS. MAC consists of M.avium (MA), M. intracellulare (MI) and Mycobacterium X (MX)(positive for MAC by DNA probe but not MA or MI). The study included 13 reser...

  13. The Tragedy of a Patriarchal Angel: On Lady Macbeth’s Submission to Patriarchy in Macbeth

    Institute of Scientific and Technical Information of China (English)

    黄琳

    2015-01-01

    William Shakespeare(1564-1616),as Ben Jonson assured us,is "not of an age but for all time".Macbeth,one of William Shakespeare’s most important plays,is much favored by critics for its representation of the female character Lady Macbeth who is usually regarded as the "fiend-like Queen" or a super witch by Goethe.Nevertheless,other critics like Christina Leon Alfar asserted in her article "Blood will have blood: Power,Performance,and the Trouble with Gender" believe that Lady Macbeth represented gender stereotyping.Therefore,in this essay,she is represented as a perfect wife,"The Angel in the House",and the "Other" in men’s world______________。

  14. Food for Thought: Recommendations to Improve the Relationship between the City of Los Angeles and its Food Processing Sector

    OpenAIRE

    Marian Fowler; Rachel Freitas; Jessica Nierenberg; Diana Simpson

    2004-01-01

    Since the 1980s, the manufacturing sector has been steadily declining in Los Angeles, weakening the fabric of the community, diminishing the tax base, decreasing the amount of revenue available for social services, and reducing property values. To address these problems, the City is targeting industry clusters that are growing and for which the City provides a competitive advantage. The Food Processing industry, composed of manufacturers, producers, and packagers of food and beverages fo...

  15. Of how the Father of Heaven, the Easter bunny, Santa and the angels were living together in the sky!

    Directory of Open Access Journals (Sweden)

    Ana Beatriz Cerisara

    2002-01-01

    Full Text Available This text refers to the following question: After all, where was that the children took the idea that the Father of Heaven, the Easter Rabbit, the angels and Santa Claus live together in heaven? This may be appropriate to assist us in thinking about how the subject - in particular the children - is a given culture and the relationship between the imagined and the real world activity in human conduct.

  16. Case-control study of intracranial meningiomas in women in Los Angeles County, California

    International Nuclear Information System (INIS)

    Preston-Martin, S.; Paganini-Hill, A.; Henderson, B.E.; Pike, M.C.; Wood, C.

    1980-01-01

    A case-control study was conducted among women in Los Angeles County to investigate possible causes of intracranial meningiomas. Questionnaires sought information from patients and from a neighbor of each one on characteristics and past experiences that might be associated with the development of this disease. Information was obtained on 188 matched patient-neighbor pairs. Three primary factors appeared to be associated with meningioma occurrence: 1) a history of head trauma (odds ratio = 2.0, p = 0.01), 2) consumption of certain cured meats (odds ratio = 2.8, p = less than 0.01), and 3) exposure to medical and dental diagnostic X-rays to the head. For diagnostic X-rays, the strongest association was with early exposure (less than 20 yr old) to full-mouth dental X-ray series

  17. Development of urban water consumption models for the City of Los Angeles

    Science.gov (United States)

    Mini, C.; Hogue, T. S.; Pincetl, S.

    2011-12-01

    Population growth and rapid urbanization coupled with uncertain climate change are causing new challenges for meeting urban water needs. In arid and semi-arid regions, increasing drought periods and decreasing precipitation have led to water supply shortages and cities are struggling with trade-offs between the water needs of growing urban populations and the well-being of urban ecosystems. The goal of the current research is to build models that can represent urban water use patterns in semi-arid cities by identifying the determinants that control both total and outdoor residential water use over the Los Angeles urban domain. The initial database contains monthly water use records aggregated to the zip code level collected from the Los Angeles Department of Water and Power (LADWP) from 2000 to 2010. Residential water use was normalized per capita and was correlated with socio-demographic, economic, climatic and vegetation characteristics across the City for the 2000-2010 period. Results show that ethnicity, per capita income, and the average number of persons per household are linearly related to total water use per capita. Inter-annual differences in precipitation and implementation of conservation measures affect water use levels across the City. The high variability in water use patterns across the City also appears strongly influenced by income and education levels. The temporal analysis of vegetation indices in the studied neighborhoods shows little correlation between precipitation patterns and vegetation greenness. Urban vegetation appears well-watered, presenting the same greenness activity over the study period despite an overall decrease in water use across the City. We hypothesize that over-watering is occurring and that outdoor water use represents a significant part of the residential water budget in various regions of the City. A multiple regression model has been developed that integrates these fundamental controlling factors to simulate residential

  18. Effects of cooking on the cell walls (dietary fiber) of 'Scarlet Warren' winter squash ( Cucurbita maxima ) studied by polysaccharide linkage analysis and solid-state (13)C NMR.

    Science.gov (United States)

    Ratnayake, R M Sunil; Sims, Ian M; Newman, Roger H; Melton, Laurence D

    2011-07-13

    Cell wall polysaccharides of 'Scarlet Warren' winter squash ( Cucurbita maxima ) were investigated before and after thermal processing. Linkage analysis of polysaccharides was done by gas chromatography coupled to mass spectrometry (GC-MS). The linkage analysis showed the cell wall polysaccharide compositions of raw and cooked squash were similar. The total pectic polysaccharides (galacturonan, rhamnogalacturonan, arabinan, and arabinogalactan) contents of the cell walls of both raw and cooked squash were 39 mol %. The amounts of pectic polysaccharides and xyloglucan in the cell walls of squash showed little alteration on heating. The cellulose content of the raw and cooked cell walls was relatively high at 47 mol %, whereas the xyloglucan content was low at 4 mol %. Solid-state (13)C nuclear magnetic resonance (NMR) spectroscopy techniques were used to examine the molecular motion of the polysaccharides in the cell walls. The mobility of highly flexible galactan depends on the water content of the sample, but no difference was seen between raw and cooked samples. Likewise, the mobility of semimobile pectic polysaccharides was apparently unaltered by cooking. No change was detected in the rigid cellulose microfibrils on cooking.

  19. Dissecting the Science of 'Angels and Demons' or Antimatter and Other Matters (Vernon W. Hughes Memorial Lecture)

    International Nuclear Information System (INIS)

    Gordon, Howard

    2009-01-01

    Howard Gordon, a physicist from the U.S. Department of Energy's Brookhaven National Laboratory, and local educators will separate the science facts from the science fiction of 'Angels and Demons,' a major motion picture based on Dan Brown's best-selling novel. The film, which opens nationally in theaters today, focuses on a plot to destroy the Vatican using antimatter stolen from the Large Hadron Collider (LHC) at the European particle physics laboratory CERN. Speakers will explain the real science of the LHC, including antimatter - oppositely charged cousins of ordinary matter with intriguing properties.

  20. The visibility of The lettered city Angel Rama in mainstream literature (WOS

    Directory of Open Access Journals (Sweden)

    Exequiel Aarón Fontans Alvarez

    2015-11-01

    Full Text Available Angel Rama (1926-1986 is noted by some specialized as one of the precursors of the current cultural studies in Latin authors; The lettered city is one of the most cited works and has written stating this influence. However it has not been approached from the Metric Information Studies. The aim of this paper is to highlight the visibility of the lettered city in mainstream literature collected by the Web based of Science (WOS, Thomson Reuters. A brief introduction to the British Cultural Studies (Birmingham School is performed, with the understanding that they represent a history of Latin American Cultural Studies, where this work is framed. Areas, institutions and sources where this work is cited and co-cited authors are presented. Finally low visibility reflected WOS noted in the Latin American production considering that "lettered city" is a theoretical concept coined in the region.

  1. "Weak-Center" Gentrification and the Contradictions of Containment: deconcentrating poverty in downtown Los Angeles.

    Science.gov (United States)

    Reese, Ellen; DeVerteuil, Geoffrey; Thach, Leanne

    2010-01-01

    This case study of recent efforts to deconcentrate poverty within the Skid Row area of Los Angeles examines processes of "weak-center" gentrification as it applies to a "service dependent ghetto," thus filling two key gaps in prior scholarship. We document the collaboration between the government, business and development interests, and certain non-profit agencies in this process and identify two key mechanisms of poverty deconcentration: housing/service displacement and the criminalization of low income residents. Following Harvey, we argue that these efforts are driven by pressures to find a "spatial fix" for capital accumulation through Downtown redevelopment. This process has been hotly contested, however, illustrating the strength of counter-pressures to gentrification/poverty deconcentration within "weak-center" urban areas.

  2. Legal Status, Time in the USA, and the Well-Being of Latinos in Los Angeles.

    Science.gov (United States)

    Young, Maria-Elena De Trinidad; Pebley, Anne R

    2017-12-01

    In the USA, undocumented Latino immigrants may have poorer health because of barriers to health care, stressors, and detrimental effects of immigration enforcement. Previous immigrant health research, however, suggests that recently arrived Latino immigrants have better health than US-born Latinos and their health deteriorates over time. Given the current environments that undocumented immigrants face, legal status is a structural factor that likely influences the patterns of immigrant health. Therefore, the aim of this study was to examine the extent to which physical and mental health differed by legal status and duration in the USA for the Latino population in Los Angeles County, California. We conducted analysis of Latino respondents (n = 1396) to the Los Angeles Family and Neighborhood Survey (L.A.FANS) Wave II. We examined self-reported health, depression measured by the Composite International Diagnostic Interview-Short Form, and blood pressure collected by trained interviewers. Respondents reported their legal status, time in the USA, and other sociodemographic characteristics. Regression models were used to test associations between each outcome and 1) legal status and 2) legal status by duration (≤ 15 and > 15 years) in the USA. Without taking duration into account, we found no significant differences in outcomes between undocumented, documented, or US-born Latinos. Taking duration into account, shorter duration undocumented immigrants had worse self-reported health than the US born. Undocumented immigrants, regardless of duration, had higher blood pressure than documented immigrants who had been in the USA for less time and the same level of blood pressure as the US born. In contrast, shorter duration documented immigrants had lower blood pressure compared to longer duration documented immigrants and US-born counterparts, and marginally lower blood pressure than shorter duration undocumented immigrants. The findings suggest that the "health

  3. Cost of near-roadway and regional air pollution-attributable childhood asthma in Los Angeles County

    Science.gov (United States)

    Brandt, Sylvia; Perez, Laura; Künzli, Nino; Lurmann, Fred; Wilson, John; Pastor, Manuel; McConnell, Rob

    2014-01-01

    Background Emerging evidence suggests that near-roadway air pollution (NRP) exposure causes childhood asthma. Associated costs are not well documented. Objective We estimated the cost of childhood asthma attributable to residential NRP exposure and regional ozone (O3) and nitrogen dioxide (NO2) in Los Angeles County. We developed a novel approach to apportion the costs between these exposures under different pollution scenarios. Methods We integrated results from a study of willingness to pay to reduce the burden of asthma with studies of health care utilization and charges to estimate the costs of an asthma case and exacerbation. We applied those costs to the number of asthma cases and exacerbations due to regional pollution in 2007 and to hypothetical scenarios of a 20% reduction in regional pollution in combination with a 20% reduction or increase in the proportion of the total population living within 75m of a major roadway. Results Cost of air pollution-related asthma in Los Angeles County in 2007 was $441 million for O3 and $202 million for NO2 in 2010 dollars. Cost of routine care (care in absence of exacerbation) accounted for 18% of the combined NRP and O3 cost and 39% of the combined NRP and NO2 cost—costs not recognized in previous analyses. NRP-attributable asthma accounted for 43% (O3) to 51% (NO2) of the total annual cost of exacerbations and routine care associated with pollution. Hypothetical scenarios showed that costs from increased NRP exposure may offset savings from reduced regional pollution. Conclusions Our model disaggregates the costs of regional pollution and NRP exposure and illustrates how they might vary under alternative exposure scenarios. The cost of air pollution is a substantial burden on families and an economic loss for society. PMID:25439228

  4. Emission of Methane and Heavier Alkanes From the La Brea Tar Pits Seepage Area, Los Angeles

    Science.gov (United States)

    Etiope, G.; Doezema, L. A.; Pacheco, C.

    2017-11-01

    Natural hydrocarbon (oil and gas) seeps are widespread in Los Angeles, California, due to gas migration, along faults, from numerous subsurface petroleum fields. These seeps may represent important natural contributors of methane (CH4) and heavier alkanes (C2-C4) to the atmosphere, in addition to anthropogenic fossil fuel and biogenic sources. We measured the CH4 flux by closed-chamber method from the La Brea Tar Pits park (0.1 km2), one of the largest seepage sites in Los Angeles. The gas seepage occurs throughout the park, not only from visible oil-asphalt seeps but also diffusely from the soil, affecting grass physiology. About 500 kg CH4 d-1 is emitted from the park, especially along a belt of enhanced degassing that corresponds to the 6th Street Fault. Additional emissions are from bubble plumes in the lake within the park (order of 102-103 kg d-1) and at the intersection of Wilshire Boulevard and Curson Avenue (>130 kg d-1), along the same fault. The investigated area has the highest natural gas flux measured thus far for any onshore seepage zone in the USA. Gas migration, oil biodegradation, and secondary methanogenesis altered the molecular composition of the original gas accumulated in the Salt Lake Oil Field (>300 m deep), leading to high C1/C2+ and i-butane/n-butane ratios. These molecular alterations can be important tracers of natural seepage and should be considered in the atmospheric modeling of the relative contribution of fossil fuel (anthropogenic fugitive emission and natural geologic sources) versus biogenic sources of methane, on local and global scales.

  5. Elderly homeless veterans in Los Angeles: chronicity and precipitants of homelessness.

    Science.gov (United States)

    van den Berk-Clark, Carissa; McGuire, James

    2013-12-01

    We compared the characteristics of chronically homeless and acutely homeless elderly veterans to better understand precipitants of homelessness. We conducted interviews with 33 chronically and 26 acutely homeless veterans aged 65 years and older receiving transitional housing services in Los Angeles, California, between 2003 and 2005. We asked questions regarding their sociodemographic characteristics and other social status measures. Other precipitants of homelessness were acquired via observation and open-ended and structured questions. Both veterans groups were more similar than different, with substantial levels of physical, psychiatric, and social impairment. They differed significantly in homelessness history, with chronically homeless veterans having more homelessness episodes and more total time homeless. They were also less educated and had smaller social networks. In response to open-ended questioning, elderly homeless veterans revealed how health and substance use issues interacted with loss of social support and eviction to exacerbate homelessness. Assessment of a range of factors is needed to address risk factors and events leading to homelessness. Further research with larger samples is needed to confirm the characteristics and needs of the elderly homeless veteran population.

  6. Los Angeles International Airport Runway Incursion Studies: Phase III--Center-Taxiway Simulation

    Science.gov (United States)

    Madson, Michael D.

    2004-01-01

    Phase III of the Los Angeles International Airport Runway Incursion Studies was conducted, under an agreement with HNTB Corporation, at the NASA Ames FutureFlight Central (FFC) facility in June 2003. The objective of the study was the evaluation of a new center-taxiway concept at LAX. This study is an extension of the Phase I and Phase II studies previously conducted at FFC. This report presents results from Phase III of the study, in which a center-taxiway concept between runways 25L and 25R was simulated and evaluated. Phase III data were compared objectively against the Baseline data. Subjective evaluations by participating LAX controllers were obtained with regard to workload, efficiency, and safety criteria. To facilitate a valid comparison between Baseline and Phase III data, the same scenarios were used for Phase III that were tested during Phases I and II. This required briefing participating controllers on differences in airport and airline operations between 2001 and today.

  7. Investigating Bidirectional Reflectance in the Los Angeles Megacity Using CLARS Multiangle and Hyperspectral Measurements

    Science.gov (United States)

    Zeng, Z. C.; Natraj, V.; Pongetti, T.; Shia, R. L.; Sander, S. P.; Yung, Y. L.

    2017-12-01

    The surface reflectance is a key ingredient in the remote sensing of surface and atmospheric properties from space. The determination of atmospheric composition, including greenhouse gas (GHG) and aerosol concentrations, from reflected sunlight requires accurate knowledge of the contribution from the underlying surface. Over megacity areas, such as the Los Angeles (LA) basin, which are major sources of GHGs and anthropogenic aerosols, the quantification of surface reflectance is challenging due to the associated complex land use types. In this study, we investigate the bidirectional reflectance in the Los Angeles megacity area using multiangle and hyperspectral radiance measurements from the California Laboratory for Atmospheric Remote Sensing (CLARS). The CLARS facility is located near the top of Mt. Wilson, at an altitude of 1670 m a.s.l., overlooking the LA megacity area with an FTS operating since 2011 to continuously monitor the GHGs and near-surface aerosols in the basin. The CLARS-FTS offers continuous high-resolution spectral measurements in the visible, near infrared and shortwave infrared spectral regions. The CLARS measurements mimic the off-nadir viewing of a low-Earth orbiting instrument, such as GOSAT and OCO-2, but with daily viewing capability. Eight surface targets with different land use types, including urban parks, industrial and residential areas, are selected in this study. The surface reflectance for specific solar incident and viewing angles is calculated by dividing, for non-absorbing spectral channels on clear days (such that gas and aerosol extinction can be ignored), the observed radiance reflected from surface targets by the observed irradiance. The non-linear Rahman-Pinty-Verstraete (RPV) model is used to model the Bidirectional Reflectance Distribution Function (BRDF) by fitting the multiangle and hyperspectral measurements. By evaluating the retrieved RPV parameters, we find that the RPV model provides a good representation of the

  8. Dissecting the Science of "Angels and Demons" or Antimatter and Other Matters (Vernon W. Hughes Memorial Lecture)

    Energy Technology Data Exchange (ETDEWEB)

    Gordon, Howard

    2009-05-27

    Howard Gordon, a physicist from the U.S. Department of Energy’s Brookhaven National Laboratory, and local educators will separate the science facts from the science fiction of “Angels & Demons,” a major motion picture based on Dan Brown’s best-selling novel. The film, which opens nationally in theaters today, focuses on a plot to destroy the Vatican using antimatter stolen from the Large Hadron Collider (LHC) at the European particle physics laboratory CERN. Speakers will explain the real science of the LHC, including antimatter – oppositely charged cousins of ordinary matter with intriguing properties.

  9. Groundwater quality in the Coastal Los Angeles Basin, California

    Science.gov (United States)

    Fram, Miranda S.; Belitz, Kenneth

    2012-01-01

    The Coastal Los Angeles Basin study unit is approximately 860 square miles and consists of the Santa Monica, Hollywood, West Coast, Central, and Orange County Coastal Plain groundwater basins (California Department of Water Resources, 2003). The basins are bounded in part by faults, including the Newport-Inglewood fault zone, and are filled with Holocene-, Pleistocene-, and Pliocene-age marine and alluvial sediments. The Central Basin and Orange County Coastal Plain are divided into a forebay zone on the northeast and a pressure zone in the center and southwest. The forebays consist of unconsolidated coarser sediment, and the pressure zones are characterized by lenses of coarser sediment divided into confined to semi-confined aquifers by lenses of finer sediments. The primary aquifer system in the study unit is defined as those parts of the aquifer system corresponding to the perforated intervals of wells listed in the California Department of Public Health (CDPH) database of public-supply wells. The majority of public-supply wells are drilled to depths of 510 to 1,145 feet, consist of solid casing from the land surface to a depth of about 300 to 510 feet, and are perforated below the solid casing. Water quality in the primary aquifer system may differ from that in the shallower and deeper parts of the aquifer systems.

  10. Unknown Angels by Giuseppe Groppelli in Zadar and the Former Altar of St Anastasia in the Cathedral

    Directory of Open Access Journals (Sweden)

    Damir Tulić

    2016-01-01

    Full Text Available As the former capital of Dalmatia, Zadar abounded in monuments produced during the 17th and 18th century, especially altars, statues, and paintings. Most of this cultural heritage had been lost by the late 18th and the first decades of the 19th century, when the former Venetian Dalmatia was taken over by Austrian administration, followed by the French and then again by the Austrian one. Many churches were closed down, their furnishings were sold away or lost, and the buildings were either repurposed or demolished. One of them had been home to two hitherto unpublished angels-putti located on the top of the inner side of the arch in the sanctuary of Zadar’s church of Our Lady of Health (Kaštel at the end of Kalelarga (Fig. 1. Both marble statues were obviously adjusted and then placed next to the marble cartouche with a subsequently added inscription from 1938, which tells of a reconstruction of the church during the time it was administered by the Capuchins. The drapery of the right angel-putto bears the initials I. G., which should be interpreted as the signature of the Venetian sculptor Giuseppe Groppelli (Venice, 1675-1735. This master signed his full name as IOSEPH GROPPELLI on the base of a statue of St Chrysogonus, now preserved in the Permanent Exhibition of Religious Art in Zadar (Fig. 2. Same as the signed statue of St Anastasia by master Antonio Corradini (Fig. 3, it used to form part of the main altar in Zadar’s monumental church of St Donatus, desacralized in 1798. Recently, two more angels have been discovered, inserted in the tympanum of the main altar in the church of Madonna of Loreto in Zadar’s district of Arbanasi, the one to the right likewise bearing the initials I. G. (Fig. 4. Undoubtedly, these two artworks were once part of a single composition: the abovementioned former altar in the church of St Donatus, transferred to the cathedral in 1822 and reconstructed to become the new altar in the chapel of St Anastasia

  11. The design of a dynamic security system at the XXIII Summer Olympics at Los Angeles

    International Nuclear Information System (INIS)

    Bruckner, D.G.

    1985-01-01

    The security requirements of the XXIII Summer Olympic Games at Los Angeles provided a challenge unparalleled in the history of the modern games. This paper discusses the dynamics involved and suggests that the principles used are applicable to many of today's security environments. The success of the Intrusion Detection Systems (IDS) employed at each of the three Olympic villages and at the Piper Technical Center is a known fact. How it was accomplished is addressed in a straightforward, systematic way. The paper also recognizes the contributions made by the security community, law enforcement agencies, the government, military, the security industry and RandD organizations. It was a team effort that reflected the spirit of the games and the American ''can-do'' attitude

  12. Evaluating earthquake hazards in the Los Angeles region; an earth-science perspective

    Science.gov (United States)

    Ziony, Joseph I.

    1985-01-01

    Potentially destructive earthquakes are inevitable in the Los Angeles region of California, but hazards prediction can provide a basis for reducing damage and loss. This volume identifies the principal geologically controlled earthquake hazards of the region (surface faulting, strong shaking, ground failure, and tsunamis), summarizes methods for characterizing their extent and severity, and suggests opportunities for their reduction. Two systems of active faults generate earthquakes in the Los Angeles region: northwest-trending, chiefly horizontal-slip faults, such as the San Andreas, and west-trending, chiefly vertical-slip faults, such as those of the Transverse Ranges. Faults in these two systems have produced more than 40 damaging earthquakes since 1800. Ninety-five faults have slipped in late Quaternary time (approximately the past 750,000 yr) and are judged capable of generating future moderate to large earthquakes and displacing the ground surface. Average rates of late Quaternary slip or separation along these faults provide an index of their relative activity. The San Andreas and San Jacinto faults have slip rates measured in tens of millimeters per year, but most other faults have rates of about 1 mm/yr or less. Intermediate rates of as much as 6 mm/yr characterize a belt of Transverse Ranges faults that extends from near Santa Barbara to near San Bernardino. The dimensions of late Quaternary faults provide a basis for estimating the maximum sizes of likely future earthquakes in the Los Angeles region: moment magnitude .(M) 8 for the San Andreas, M 7 for the other northwest-trending elements of that fault system, and M 7.5 for the Transverse Ranges faults. Geologic and seismologic evidence along these faults, however, suggests that, for planning and designing noncritical facilities, appropriate sizes would be M 8 for the San Andreas, M 7 for the San Jacinto, M 6.5 for other northwest-trending faults, and M 6.5 to 7 for the Transverse Ranges faults. The

  13. Prevalence of Substance Use Among Patients of Community Health Centers in East Los Angeles and Tijuana.

    Science.gov (United States)

    Gelberg, Lillian; Natera Rey, Guillermina; Andersen, Ronald M; Arroyo, Miriam; Bojorquez-Chapela, Ietza; Rico, Melvin W; Vahidi, Mani; Yacenda-Murphy, Julia; Arangua, Lisa; Serota, Martin

    2017-02-23

    Given the increased use of psychoactive substances on the United States-Mexico border, a binational study (Tijuana, Mexico-Los Angeles, USA) was conducted to identify the prevalence of substance use in primary care settings. To compare the prevalence and characteristics of patients at risk for substance use disorders in Tijuana and East Los Angeles (LA) community clinics with special attention paid to drug use. This was an observational, cross-sectional, analytical study, comparing substance use screening results from patients in Tijuana and LA. The settings were 2 community clinics in LA and 6 in Tijuana. Participants were 2,507 adult patients in LA and 2,890 in Tijuana eligible for WHO Alcohol, Smoking and Substance Involvement Screening Test (ASSIST) screening during March-October 2013. Patients anonymously self-administered the WHO ASSIST on a tablet PC in the clinic waiting rooms. Of eligible patients, 96.4% completed the ASSIST in Tijuana and 88.7% in LA (mean 1.34 minutes and 4.20 minutes, respectively). The prevalence of patients with moderate-to-high substance use was higher in LA than Tijuana for each substance: drugs 19.4% vs. 5.7%, alcohol 15.2% vs. 6.5%, tobacco 20.4% vs. 16.2%. LA patients born in Mexico had 2x the odds and LA patients born in the United States had 6x the odds of being a moderate-to-high drug user compared to Tijuana patients born in Mexico. Moderate-to-high drug use is higher in LA than in Tijuana but rates are sufficiently high in both to suggest that screening for drug use (along with alcohol and tobacco use) should be integrated into routine primary care of community clinics in both cities.

  14. Strange little flies in the big city: exotic flower-breeding drosophilidae (Diptera in urban Los Angeles.

    Directory of Open Access Journals (Sweden)

    David Grimaldi

    Full Text Available Urban landscapes are commonly considered too mundane and corrupted to be biotically interesting. Recent insect surveys employing 29 Malaise traps throughout Los Angeles, California, however, have uncovered breeding populations of two unexpected species of one of the most studied and familiar groups of organisms, Drosophila "fruit" flies. Unlike most introduced species of drosophilids, which breed in fresh or decaying fruits, these are specialized flower-breeders. A common species in the survey was Drosophila (Drosophila gentica Wheeler and Takada, previously collected only once, in El Salvador. It belongs to the flavopilosa species group, all species of which have been known until now from central Chile, Argentina and Uruguay, to Veracruz, Mexico and the Caribbean, breeding in flowers of Cestrum ("jessamine" and Sessea (Solanaceae. The Los Angeles populations are probably breeding in a native and/or introduced Cestrum; in addition, populations in San Luis Obispo County were visiting ornamental Cestrum. Drosophila gentica occurs as far north as San Francisco, where it was found breeding in Cestrum aurantiacum. D. gentica is redescribed and figured in detail for diagnostic and identification purposes. Specimens from Jamaica previously identified as D. gentica are a distinct species but are not formally described in lieu of complete male specimens. Rare in the Malaise traps was Drosophila (Sophophora flavohirta Malloch, a common species in Australia on the blossoms of native Myrtaceae, found on introduced Eucalyptus in South Africa and both Eucalyptus and Syzygium in Madagascar; adults feed on myrtaceous pollen and nectar, larvae breed in the flowers. It is also redescribed in detail, including its unusual egg. This is the first New World report of this species; DNA sequences confirm it is a morphologically highly aberrant member of the D. melanogaster species group. This study reveals how intensive field sampling can uncover remarkable

  15. How Do Communities Use a Participatory Public Health Approach to Build Resilience? The Los Angeles County Community Disaster Resilience Project.

    Science.gov (United States)

    Bromley, Elizabeth; Eisenman, David P; Magana, Aizita; Williams, Malcolm; Kim, Biblia; McCreary, Michael; Chandra, Anita; Wells, Kenneth B

    2017-10-21

    Community resilience is a key concept in the National Health Security Strategy that emphasizes development of multi-sector partnerships and equity through community engagement. Here, we describe the advancement of CR principles through community participatory methods in the Los Angeles County Community Disaster Resilience (LACCDR) initiative. LACCDR, an initiative led by the Los Angeles County Department of Public Health with academic partners, randomized 16 community coalitions to implement either an Enhanced Standard Preparedness or Community Resilience approach over 24 months. Facilitated by a public health nurse or community educator, coalitions comprised government agencies, community-focused organizations and community members. We used thematic analysis of data from focus groups ( n = 5) and interviews ( n = 6 coalition members; n = 16 facilitators) to compare coalitions' strategies for operationalizing community resilience levers of change (engagement, partnership, self-sufficiency, education). We find that strategies that included bidirectional learning helped coalitions understand and adopt resilience principles. Strategies that operationalized community resilience levers in mutually reinforcing ways (e.g., disseminating information while strengthening partnerships) also secured commitment to resilience principles. We review additional challenges and successes in achieving cross-sector collaboration and engaging at-risk groups in the resilience versus preparedness coalitions. The LACCDR example can inform strategies for uptake and implementation of community resilience and uptake of the resilience concept and methods.

  16. How Do Communities Use a Participatory Public Health Approach to Build Resilience? The Los Angeles County Community Disaster Resilience Project

    Directory of Open Access Journals (Sweden)

    Elizabeth Bromley

    2017-10-01

    Full Text Available Community resilience is a key concept in the National Health Security Strategy that emphasizes development of multi-sector partnerships and equity through community engagement. Here, we describe the advancement of CR principles through community participatory methods in the Los Angeles County Community Disaster Resilience (LACCDR initiative. LACCDR, an initiative led by the Los Angeles County Department of Public Health with academic partners, randomized 16 community coalitions to implement either an Enhanced Standard Preparedness or Community Resilience approach over 24 months. Facilitated by a public health nurse or community educator, coalitions comprised government agencies, community-focused organizations and community members. We used thematic analysis of data from focus groups (n = 5 and interviews (n = 6 coalition members; n = 16 facilitators to compare coalitions’ strategies for operationalizing community resilience levers of change (engagement, partnership, self-sufficiency, education. We find that strategies that included bidirectional learning helped coalitions understand and adopt resilience principles. Strategies that operationalized community resilience levers in mutually reinforcing ways (e.g., disseminating information while strengthening partnerships also secured commitment to resilience principles. We review additional challenges and successes in achieving cross-sector collaboration and engaging at-risk groups in the resilience versus preparedness coalitions. The LACCDR example can inform strategies for uptake and implementation of community resilience and uptake of the resilience concept and methods.

  17. Seasonal and spatial variation of trace elements and metals in quasi-ultrafine (PM0.25) particles in the Los Angeles metropolitan area and characterization of their sources

    International Nuclear Information System (INIS)

    Saffari, Arian; Daher, Nancy; Shafer, Martin M.; Schauer, James J.; Sioutas, Constantinos

    2013-01-01

    Year-long sampling campaign of quasi-ultrafine particles (PM 0.25 ) was conducted at 10 distinct locations across the Los Angeles south coast air basin and concentrations of trace elements and metals were quantified at each site using high-resolution inductively coupled plasma sector field mass spectrometry. In order to characterize sources of trace elements and metals, principal component analysis (PCA) was applied to the dataset. The major sources were identified as road dust (influenced by vehicular emissions as well as re-suspended soil), vehicular abrasion, residual oil combustion, cadmium sources and metal plating. These sources altogether accounted for approximately 85% of the total variance of quasi-ultrafine elemental content. The concentrations of elements originating from source and urban locations generally displayed a decline as we proceeded from the coast to the inland. Occasional concentration peaks in the rural receptor sites were also observed, driven by the dominant westerly/southwesterly wind transporting the particles to the receptor areas. -- Highlights: •We collected quasi-ultrafine samples at 10 locations across the Los Angeles Basin. •The concentration of trace elements and metals at each site were quantified. •Distinct temporal and spatial variability was observed across the basin. •Principal component analysis was applied to the data to characterize the sources. •Five major sources were identified for quasi-ultrafine elemental content. -- Characterization of sources of trace elements and metals in quasi-ultrafine particles in the Los Angeles south coast air basin and explaining their seasonal and spatial variability

  18. Foams prepared from whey protein isolate and egg white protein: 2. Changes associated with angel food cake functionality.

    Science.gov (United States)

    Berry, Tristan K; Yang, Xin; Foegeding, E Allen

    2009-06-01

    The effects of sucrose on the physical properties and thermal stability of foams prepared from 10% (w/v) protein solutions of whey protein isolate (WPI), egg white protein (EWP), and their combinations (WPI/EWP) were investigated in wet foams and angel food cakes. Incorporation of 12.8 (w/v) sucrose increased EWP foam stability (drainage 1/2 life) but had little effect on the stability of WPI and WPI/EWP foams. Increased stability was not due to viscosity alone. Sucrose increased interfacial elasticity (E ') of EWP and decreased E' of WPI and WPI/EWP combinations, suggesting that altered interfacial properties increased stability in EWP foams. Although 25% WPI/75% EWP cakes had similar volumes as EWP cakes, cakes containing WPI had larger air cells. Changes during heating showed that EWP foams had network formation starting at 45 degrees C, which was not observed in WPI and WPI/EWP foams. Moreover, in batters, which are foams with additional sugar and flour, a stable foam network was observed from 25 to 85 degrees C for batters made from EWP foams. Batters containing WPI or WPI/EWP mixtures showed signs of destabilization starting at 25 degrees C. These results show that sucrose greatly improved the stability of wet EWP foams and that EWP foams form network structures that remain stable during heating. In contrast, sucrose had minimal effects on stability of WPI and WPI/EWP wet foams, and batters containing these foams showed destabilization prior to heating. Therefore, destabilization processes occurring in the wet foams and during baking account for differences in angel food cake quality.

  19. Burn care in Los Angeles, California: LAC+USC experience 1994-2004.

    Science.gov (United States)

    Garner, Warren L; Reiss, Matthew

    2005-01-01

    The LAC+USC Burn Center has admitted 3118 patients for treatment in the last 10 years. A majority of patients were young adults (1868), with the second largest group being small children (543). The ethnicity of the patients reflects the diverse nature of the population of Los Angeles County. Forty-eight percent of injuries were less than 5% TBSA and approximately 2% were greater than 60% TBSA. Eighty-two percent were accidental injuries. Sixty percent of admitted patients underwent skin grafting. Mortality was negligible in the group with burns over less than 10% of their body and very high (15/19), 79% in the most severely burned group. Further, there was a high correlation between age and mortality. Complications during treatment included: deep venous thrombosis 1% per year; pulmonary emboli in 5 patients; endotracheal tube dislodgment early or self-extubation about 1 month (11.3 per year); 4.5 patients per year who developed acute renal failure; abdominal compartment syndrome developed in 4.7 patients each year; heterotopic ossification was seen in 4 patients (0.4%); 4 patients (0.4%) developed stage II-IV pressure sores; hypothermia was present in 0.8% of patients.

  20. Effects of air pollution exposure on glucose metabolism in Los Angeles minority children.

    Science.gov (United States)

    Toledo-Corral, C M; Alderete, T L; Habre, R; Berhane, K; Lurmann, F W; Weigensberg, M J; Goran, M I; Gilliland, F D

    2018-01-01

    Growing evidence indicates that ambient (AAP: NO 2 , PM 2.5 and O 3 ) and traffic-related air pollutants (TRAP) contribute to metabolic disease risk in adults; however, few studies have examined these relationships in children. Metabolic profiling was performed in 429 overweight and obese African-American and Latino youth living in urban Los Angeles, California. This cross-sectional study estimated individual residential air pollution exposure and used linear regression to examine relationships between air pollution and metabolic outcomes. AAP and TRAP exposure were associated with adverse effects on glucose metabolism independent of body fat percent. PM 2.5 was associated with 25.0% higher fasting insulin (p pollution exposure was associated with a metabolic profile that is characteristic of increased risk for type 2 diabetes. These results indicate that increased prior year exposure to air pollution may adversely affect type 2 diabetes-related pathophysiology in overweight and obese minority children. © 2016 World Obesity Federation.

  1. Ground-Water Quality Data in the Coastal Los Angeles Basin Study Unit, 2006: Results from the California GAMA Program

    Science.gov (United States)

    Mathany, Timothy M.; Land, Michael; Belitz, Kenneth

    2008-01-01

    Ground-water quality in the approximately 860 square-mile Coastal Los Angeles Basin study unit (CLAB) was investigated from June to November of 2006 as part of the Statewide Basin Assessment Project of the Ground-Water Ambient Monitoring and Assessment (GAMA) Program. The GAMA Statewide Basin Assessment was developed in response to the Ground-Water Quality Monitoring Act of 2001, and is being conducted by the U.S. Geological Survey (USGS) in cooperation with the California State Water Resources Control Board (SWRCB). The Coastal Los Angeles Basin study was designed to provide a spatially unbiased assessment of raw ground-water quality within CLAB, as well as a statistically consistent basis for comparing water quality throughout California. Samples were collected from 69 wells in Los Angeles and Orange Counties. Fifty-five of the wells were selected using a spatially distributed, randomized grid-based method to provide statistical representation of the study area (?grid wells?). Fourteen additional wells were selected to evaluate changes in ground-water chemistry or to gain a greater understanding of the ground-water quality within a specific portion of the Coastal Los Angeles Basin study unit ('understanding wells'). Ground-water samples were analyzed for: a large number of synthetic organic constituents [volatile organic compounds (VOCs), gasoline oxygenates and their degradates, pesticides, polar pesticides, and pesticide degradates, pharmaceutical compounds, and potential wastewater-indicators]; constituents of special interest [perchlorate, N-nitrosodimethylamine (NDMA), 1,4-dioxane, and 1,2,3-trichloropropane (1,2,3-TCP)]; inorganic constituents that can occur naturally [nutrients, major and minor ions, and trace elements]; radioactive constituents [gross-alpha and gross-beta radiation, radium isotopes, and radon-222]; and microbial indicators. Naturally occurring isotopes [stable isotopic ratios of hydrogen and oxygen, and activities of tritium and carbon-14

  2. African Americans’ Access to Healthy Food Options in South Los Angeles Restaurants

    Science.gov (United States)

    Lewis, LaVonna Blair; Sloane, David C.; Nascimento, Lori Miller; Diamant, Allison L.; Guinyard, Joyce Jones; Yancey, Antronette K.; Flynn, Gwendolyn

    2005-01-01

    Objectives. We examined availability and food options at restaurants in less affluent (target area) and more affluent (comparison area) areas of Los Angeles County to compare residents’ access to healthy meals prepared and purchased away from home. We also considered environmental prompts that encourage the purchase of various foods. Methods. We designed an instrument to assess the availability, quality, and preparation of food in restaurants. We also assessed advertisements and promotions, cleanliness, and service for each restaurant. We assessed 659 restaurants: 348 in the target area and 311 in the comparison area. Results. The nutritional resource environment in our target area makes it challenging for residents to eat healthy away from home. Poorer neighborhoods with a higher proportion of African American residents have fewer healthy options available, both in food selections and in food preparation; restaurants in these neighborhoods heavily promote unhealthy food options to residents. Conclusions. Environment is important in understanding health status: support for the healthy lifestyle associated with lower risks for disease is difficult in poorer communities with a higher proportion of African American residents. PMID:15798128

  3. Prohibited Possessors and the Law: How Inmates in Los Angeles Jails Understand Firearm and Ammunition Regulations

    Directory of Open Access Journals (Sweden)

    Melissa Barragan

    2017-10-01

    Full Text Available Using data from 140 interviews with individuals detained in the Los Angeles County Jail system, this article examines what gun offenders know about gun and ammunition regulation in California. Though most respondents had a consistent, albeit general, understanding of the regulations limiting gun acquisition and possession, analysis suggests that their understanding of ammunition restrictions was more limited. Our sample’s awareness of firearms law is especially important to consider given that they are the very population targeted by firearms regulations and prohibitions at the local, state, and federal level. By examining what detained offenders know about firearms laws, we can better theorize about individual gaps in legal knowledge and the realistic expectations for how understanding of the law can affect behavior.

  4. Not an 'iron pipeline', but many capillaries: regulating passive transactions in Los Angeles' secondary, illegal gun market.

    Science.gov (United States)

    Chesnut, Kelsie Y; Barragan, Melissa; Gravel, Jason; Pifer, Natalie A; Reiter, Keramet; Sherman, Nicole; Tita, George E

    2017-08-01

    California has strict firearm-related laws and is exceptional in its regulation of firearms retailers. Though evidence suggests that these laws can reduce illegal access to guns, high levels of gun violence persist in Los Angeles (LA), California. This research seeks to describe the sources of guns accessed by active offenders in LA, California and reports offenders' motivations for obtaining guns. Los Angeles County Jail (LACJ) system (four facilities). Random sampling from a screened pool of eligible participants was used to conduct qualitative semistructured interviews with 140 incarcerated gun offenders in one of four (LACJ) facilities. Researchers collected data on firearm acquisition, experiences related to gun violence, and other topics, using a validated survey instrument. Grounded theory guided the collection and analysis of data. Respondents reported possession of 77 specific guns (79.2% handguns) collectively. Social networks facilitate access to illegal guns; the majority of interviewees acquired their illegal guns through a social connection (85.7%) versus an outside broker/unregulated retailer (8.5%). Most guns were obtained through illegal purchase (n=51) or gift (n=15). A quarter of gun purchasers report engaging in a passive transaction, or one initiated by another party. Passive gun buyers were motivated by concerns for personal safety and/or economic opportunity. In LA's illegal gun market, where existing social relationships facilitate access to guns across a diffuse network, individuals, influenced by both fear and economic opportunity, have frequent opportunities to illegally possess firearms through passive transactions. Gun policies should better target and minimise these transactions. Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://www.bmj.com/company/products-services/rights-and-licensing/.

  5. O que pode um corpo? O método Angel Vianna de conscientização do movimento como um instrumento terapêutico What can a body do? The Angel Vianna method of awareness of movement as a therapeutic instrument

    Directory of Open Access Journals (Sweden)

    Catarina Resende

    2008-09-01

    Full Text Available Contrapondo-se à educação tradicional da dança, quando esta trabalhava corpo e movimento padronizados, o método Angel Vianna de Conscientização do Movimento começou a ser desenvolvido no ensino do balé clássico - e posteriormente da expressão corporal - que considerasse o corpo e o movimento na sua singularidade. Esse modo original e autêntico de lidar com o corpo acabou direcionando a Conscientização do Movimento para uma utilidade também terapêutica, sendo aplicada em diversas áreas de atuação no campo da saúde. Porém, apesar de a Conscientização do Movimento ter demonstrado consistência e eficácia, sua aplicação terapêutica ainda se dá na primazia da experiência, carecendo de uma formalização dos fundamentos teórico-conceituais que a sustente enquanto método de trabalho terapêutico para a área da saúde. O objetivo principal deste artigo foi propor uma possível formalização dos fundamentos teórico-conceituais que orientam a Conscientização do Movimento no campo da saúde. A pesquisa parte de nossa própria experiência, além da utilização do método filosófico-conceitual que nos permite desconstruir crenças cristalizadas e propor uma concepção mais ampliada do processo saúde-doença. Consideramos que uma terapêutica como o método Angel Vianna de Conscientização do Movimento pode, via corpo, contribuir para a integração do psicossoma, ampliando a saúde do indivíduo enquanto capacidade normativa e criativa. Entretanto, mesmo sendo uma prática corporal que se faz potente em vários âmbitos por sua própria experiência, percebemos que o fato de ser formalizada sem cair em reducionismos ou cristalizações pôde trazer ainda mais vitalidade à sua aplicação terapêutica.In contrast with the traditional dance teaching, in which dance held together standardized body and movement, the Angel Vianna method of Awareness of Movement began its development for the teaching of classical ballet

  6. Evaluating Community Partnerships Addressing Community Resilience in Los Angeles, California

    Directory of Open Access Journals (Sweden)

    Malcolm V. Williams

    2018-03-01

    Full Text Available Community resilience has grown in importance in national disaster response and recovery efforts. However, measurement of community resilience, particularly the content and quality of relationships aimed at improving resilience, is lacking. To address this gap, we used a social network survey to measure the number, type, and quality of relationships among organizations participating in 16 coalitions brought together to address community resilience in the Los Angeles Community Disaster Resilience project. These coalitions were randomized to one of two approaches (community resilience or preparedness. Resilience coalitions received training and support to develop these partnerships and implement new activities. Both coalition types received expert facilitation by a public health nurse or community educator. We also measured the activities each coalition engaged in and the extent to which partners participated in these activities at two time points. We found that the community resilience coalitions were initially larger and had lower trust among members than the preparedness communities. Over time, these trust differences dissipated. While both coalitions grew, the resilience community coalitions maintained their size difference throughout the project. We also found differences in the types of activities implemented by the resilience communities; these differences were directly related to the trainings provided. This information is useful to organizations seeking guidance on expanding the network of community-based organizations that participate in community resilience activities.

  7. Silent angels the genetic and clinical aspects of Rett syndrome

    Directory of Open Access Journals (Sweden)

    Dziwota Ewelina

    2016-12-01

    Full Text Available Rett syndrome is a neurodevelopmental genetic disorder and, because of some behavioral characteristics, individuals affected by the disease are known as silent angels. Girls with Rett syndrome perform stereotyped movements, they have learning difficulties, their reaction time is prolonged, and they seem alienated in the environment. These children require constant pediatric, neurological and orthopedic care. In the treatment of Rett syndrome physical therapy, music therapy, hydrotherapy, hippotherapy, behavioral methods, speech therapy and diet, are also used. In turn, psychological therapy of the syndrome is based on the sensory integration method, using two or more senses simultaneously. In 80% of cases, the syndrome is related to mutations of the MECP2 gene, located on chromosome X. The pathogenesis of Rett syndrome is caused by the occurrence of a non-functional MeCP2 protein, which is a transcription factor of many genes, i.e. Bdnf, mef2c, Sgk1, Uqcrc1. Abnormal expression of these genes reveals a characteristic disease phenotype. Clinical symptoms relate mainly to the nervous, respiratory, skeletal and gastrointestinal systems. Currently causal treatment is not possible. However, researchers are developing methods by which, perhaps in the near future, it will be possible to eliminate the mutations in the MECP2 gene, and this will give a chance to the patient for normal functioning.

  8. Analyse d’un genre de discours spécialisé : les lettres annuelles de Warren Buffett aux actionnaires de Berkshire Hathaway et leur spécificité

    Directory of Open Access Journals (Sweden)

    Catherine RESCHE

    2010-09-01

    Full Text Available Cette étude a pour objet d’analyser un genre de discours spécialisé particulier au monde des entreprises. Les lettres aux actionnaires rédigées par Warren Buffett, dont la portée dépasse le cercle des actionnaires concernés, suscitent un intérêt hors du commun. Une analyse qualitative et quantitative portant sur le fond et la forme nous a permis de les comparer à un corpus témoin d’autres lettres aux actionnaires pour faire ressortir leur spécificité. La perspective diachronique qui a été adoptée nous a également donné l’occasion de mesurer l’évolution interne de ces documents sur une période de 32 ans. Les résultats de l’étude font ressortir une très grande présence de l’auteur dans son discours et la nature dialogique de ce discours. La « marqueterie discursive » atypique qui caractérise le style Buffett conduit également à envisager ses lettres comme des macro-actes de langage. Néanmoins, elles se rattachent sans ambiguïté au genre « lettre aux actionnaires » par la situation dans laquelle elles sont produites, le but qu’elles poursuivent et la fonction sociale qu’elles remplissent. Ce sont ces mêmes éléments qui permettent de les considérer comme un échantillon de discours spécialisé, même si leur syntaxe n’est pas spécifique et si le discours n’est pas particulièrement technique.The paper focuses on a particular genre which is characteristic of the corporate world. Warren Buffett’s letters to the shareholders seem to arouse unprecedented interest among readers who greatly outnumber his shareholders. The letters’ form and content were analyzed quantitatively and qualitatively and compared to a sample corpus of other letters to the shareholders in order to determine their specificity. The diachronic approach that was chosen was an opportunity to observe how Buffett’s letters have evolved over a period of 32 years. The findings of this analysis seem to indicate that the

  9. Integrated approaches to improve birth outcomes: perinatal periods of risk, infant mortality review, and the Los Angeles Mommy and Baby Project.

    Science.gov (United States)

    Chao, Shin Margaret; Donatoni, Giannina; Bemis, Cathleen; Donovan, Kevin; Harding, Cynthia; Davenport, Deborah; Gilbert, Carol; Kasehagen, Laurin; Peck, Magda G

    2010-11-01

    This article provides an example of how Perinatal Periods of Risk (PPOR) can provide a framework and offer analytic methods that move communities to productive action to address infant mortality. Between 1999 and 2002, the infant mortality rate in the Antelope Valley region of Los Angeles County increased from 5.0 to 10.6 per 1,000 live births. Of particular concern, infant mortality among African Americans in the Antelope Valley rose from 11.0 per 1,000 live births (7 cases) in 1999 to 32.7 per 1,000 live births (27 cases) in 2002. In response, the Los Angeles County Department of Public Health, Maternal, Child, and Adolescent Health Programs partnered with a community task force to develop an action plan to address the issue. Three stages of the PPOR approach were used: (1) Assuring Readiness; (2) Data and Assessment, which included: (a) Using 2002 vital records to identify areas with the highest excess rates of feto-infant mortality (Phase 1 PPOR), and (b) Implementing Infant Mortality Review (IMR) and the Los Angeles Mommy and Baby (LAMB) Project, a population-based study to identify potential factors associated with adverse birth outcomes. (Phase 2 PPOR); and (3) Strategy and Planning, to develop strategic actions for targeted prevention. A description of stakeholders' commitments to improve birth outcomes and monitor infant mortality is also given. The Antelope Valley community was engaged and ready to investigate the local rise in infant mortality. Phase 1 PPOR analysis identified Maternal Health/Prematurity and Infant Health as the most important periods of risk for further investigation and potential intervention. During the Phase 2 PPOR analyses, IMR found a significant proportion of mothers with previous fetal loss (45%) or low birth weight/preterm (LBW/PT) birth, late prenatal care (39%), maternal infections (47%), and infant safety issues (21%). After adjusting for potential confounders (maternal age, race, education level, and marital status), the

  10. Estudio filogenético de los géneros de Lithinini de Sudamérica Austral (Lepidoptera, Geometridae: una nueva clasificación Phylogenetic study of the genera of Lithinini (Lepidoptera, Geometridae from southern South America: a new classification

    Directory of Open Access Journals (Sweden)

    Luis E. Parra

    2010-03-01

    Full Text Available Estudio filogenético de los géneros de Lithinini de Sudamérica Austral (Lepidoptera, Geometridae: una nueva clasificación. Se evalúa la taxonomía de la tribu Lithinini de Sudamérica Austral sobre la base de un análisis filogenético. Para el análisis se utilizó a Catophoenissa como grupo externo. Se usaron dos aproximaciones filogenéticas para evaluar las relaciones de parentesco: 1 criterio de parsimonia; e 2 inferencia bayesiana. El análisis de parsimonia se realizó a través del programa PAUP y el análisis bayesiano con cadenas de Markov y Monte Carlo a través del programa BayesPhylogenies. Los resultados generados a partir de la hipótesis filogenética permiten proponer una nueva taxonomía para los Lithinini de Sudamérica Austral. Los géneros validos son: Asestra Warren, Acauro Rindge, Calta Rindge, Euclidiodes Warren, Franciscoia Orfila y Schajovskoy, Incalvertia Bartlett-Calvert, Lacaria Orfila y Schajovskoy, Laneco Rindge, Maeandrogonaria Butler, Martindoelloia Orfila y Schajovskoy, Nucara Rindge, Odontothera Butler, Proteopharmacis Warren, Psilaspilates Butler, Rhinoligia Warren, Tanagridia Butler. Los principales cambios respecto de ordenamientos taxonómicos previos son: 1 Yalpa Rindge, es tratado como sinónimo junior de Odontothera. 2 El género Rhinoligia Warren es incorporado a los Lithinini; 3 Se reafirma que Siopla Rindge es sinónimo junior de Asestra, Yapoma Rindge y Duraglia Rindge son sinónimos de Euclidiodes Warren, mientras que Callemo Rindge y Guara Rindge son sinónimos de Tanagridia; 4 Los géneros Calta Rindge, Incalvertia Rindge, Odontothera Butler y Proteopharmacis Warren, sinonimizados por Pitkin, son redefinidos, revalidados e incorporados a la tribu Lithinini. Se describe una nueva especie para el género Franciscoia, F. ediliae Parra. Se incluye un catálogo con los géneros y especies de la tribu de la región, más las figuras de los adultos y genitalias de las principales especies.In this

  11. China Angel Investment Practice on the Crowdfunding Platform:the Status and Problems%我国众筹平台上的天使投资实践:现状与问题

    Institute of Scientific and Technical Information of China (English)

    李朝晖

    2016-01-01

    Equity crowdfunding in fact is many angel investors to co-invest one proj ect.In traditional angel investment model there is the problem,which is small scale of investment and narrow source of investment proj ects.In China,the syndicate investment model in the private equity crowdfunding plat-forms has enlarged the number of investors,broadened the sources of angel investment funds and pro-j ects,which has exerted a positive significance in prompting innovation and entrepreneurship.Though these two years the amount of China equity crowdfunding platform has increased fast and the size of transaction has grown quickly,there still exist some problems:too many legal restrictions,platform audit unstrictly and platform information disclosure insufficiently,etc.to hinder the development of angel investment.These problems can be resolved by revising the laws,constructing industry associa-tion,and educating investors.%股权众筹的实质是天使众投。传统的天使投资单项投资金额小,项目来源窄。我国私募股权众筹平台采取的辛迪加模式,扩大了天使投资家、天使投资资金和项目的来源,对促进创新和创业具有积极意义。近两年我国股权众筹平台数量及交易规模快速增长,但在天使投资活动环境方面仍存在法律限制多、平台审核不严格和平台信息披露不足等问题,需要通过修订法律政策、建设行业协会和进行投资者教育等措施来解决。

  12. Improved parametric fits for the HeH2 ab initio energy surface

    International Nuclear Information System (INIS)

    Muchnick, P.

    1992-01-01

    A brief history of the development of ab initio calculations for the HeH 2 quasi-molecule energy surface, and the parametric fits to these ab initio calculations, is presented. The concept of 'physical reasonableness' of the parametric fit is discussed. Several new improved parametric fits for the energy surface, meeting these requirements, are then proposed. One fit extends the Russek-Garcia parametric fit for the deep repulsion region to include r-dependent parameters, resulting in a more physically reasonable fit with smaller average error. This improved surface fit is applied to quasi-elastic collisions of He on H 2 in the impulse approximation. Previous classical calculations of the scaled inelastic vibrorotational excitation energy distributions are improved with this more accurate parametric fit of the energy surface and with the incorporation of quantum effects in vibrational excitation. It is shown that Sigmund's approach in developing his scaling law is incomplete in the contribution of the three-body interactions to vibrational excitation of the H 2 molecule is concerned. The Sigmund theory is extended to take into account for r-dependency of three-body interactions. A parametric fit for the entire energy surface from essentially 0 ≤R≤∞ and 1.2≤r≤1.6 a.u., where R is the intermolecular spacing and r is the hydrogen bonding length, is also presented. This fit is physically reasonable in all asymptotic limits. This first, full surface parametric fit is based primarily upon a composite of ab initio studies by Russek and Garcia and Meyer, Hariharan and Kutzelnigg. Parametric fits for the H 2 (1sσ g ) 2 , H 2 + (1sσ g ), H 2 + (2pσ u ) and (LiH 2 ) + energy surfaces are also presented. The new parametric fits for H 2 , H 2 + (1sσ g ) are shown to be improvements over the well-known Morse potentials for these surfaces

  13. My Brother Warren.

    Science.gov (United States)

    Forbes, Eric

    1987-01-01

    The younger brother of a hyperactive, severely learning-disabled 21-year-old recounts his feelings regarding lack of parental attention, jealousy toward his older brother, embarrassment, and finally empathy for his older brother. (CB)

  14. Evaluating the Potential Health and Revenue Outcomes of a 100% Healthy Vending Machine Nutrition Policy at a Large Agency in Los Angeles County, 2013-2015.

    Science.gov (United States)

    Wickramasekaran, Ranjana N; Robles, Brenda; Dewey, George; Kuo, Tony

    Healthy vending machine policies are viewed as a promising strategy for combating the growing obesity epidemic in the United States. Few studies have evaluated the short- and intermediate-term outcomes of healthy vending policies, especially for interventions that require 100% healthy products to be stocked. To evaluate the potential impact of a 100% healthy vending machine nutrition policy. The vendor's quarterly revenue, product sales records, and nutritional information data from 359 unique vending machines were used to conduct a baseline and follow-up policy analysis. County of Los Angeles facilities, 2013-2015. Vending machines in facilities located across Los Angeles County. A healthy vending machine policy executed in 2013 that required 100% of all products sold in contracted machines meet specified nutrition standards. Policy adherence; average number of calories, sugar, and sodium in food products sold; revenue change. Policy adherence increased for snacks and beverages sold by the vending machines by 89% and 98%, respectively. Average snack and beverage revenues decreased by 37% and 34%, respectively, during the sampled period. Although a 100% healthy vending policy represents a promising strategy for encouraging purchases of healthier foods, steps should be taken to counteract potential revenue changes when planning its implementation.

  15. Influência do grau de insuficiência hepática e do índice de congestão portal na recidiva hemorrágica de cirróticos submetidos a cirurgia de Teixeira-Warren Role of liver function and portal vein congestion index on rebleeding in cirrhotics after distal splenorenal shunt

    Directory of Open Access Journals (Sweden)

    Fabio Gonçalves Ferreira

    2007-06-01

    Full Text Available RACIONAL: A hipertensão portal com sua principal complicação, a hemorragia digestiva alta varicosa, são importantes causas de morbimortalidade em cirróticos. A cirurgia de Teixeira-Warren é uma derivação portal seletiva, adotada em doentes Child-Pugh A e B para tratamento da hemorragia varicosa por hipertensão portal não responsiva à terapêutica clínico-endoscópica após o quadro agudo. O índice de congestão portal baseia-se em valores obtidos pela ultra-sonografia Doppler abdominal e encontra-se elevado em pacientes com hipertensão portal. OBJETIVO: Verificar se o índice de congestão portal e o grau de insuficiência hepática (Child-Pugh são fatores preditivos de recidiva hemorrágica após a cirurgia de Teixeira-Warren. MÉTODO: Em estudo longitudinal retrospectivo analisaram-se 62 prontuários de cirróticos operados pela técnica de Teixeira-Warren na Santa Casa de São Paulo. Foram submetidos a avaliação quanto ao índice de congestão portal pré-operatório 36 doentes, e 58 quanto à classe Child-Pugh. Os doentes foram divididos em grupos - com recidiva e ausência de recidiva hemorrágica - sendo analisada a diferença estatística quanto aos valores do índice e Child-Pugh pré-operatórios, relacionando-os à recidiva hemorrágica pós-operatória. RESULTADOS: Dos doentes que apresentaram recidiva hemorrágica, 69% eram Child B e possuíam índice de congestão portal médio de 0,09. Já entre aqueles que não ressangraram, 62% eram Child A e o índice de congestão portal médio foi de 0,076. A diferença foi estatisticamente significante para a classe Child-Pugh, porém, o mesmo não ocorreu para o índice de congestão portal. CONCLUSÃO: O índice de congestão portal no pré-operatório não foi fator preditivo de recidiva hemorrágica em cirróticos submetidos a cirurgia de Teixeira-Warren. Doentes classificados como Child-Pugh B possuem maior chance de recidiva hemorrágica pós-derivação esplenorrenal

  16. The "sugar pack" health marketing campaign in Los Angeles County, 2011-2012.

    Science.gov (United States)

    Barragan, Noel C; Noller, Ali J; Robles, Brenda; Gase, Lauren N; Leighs, Michael S; Bogert, Suzanne; Simon, Paul A; Kuo, Tony

    2014-03-01

    As part of a comprehensive approach to combating the obesity epidemic, the Los Angeles County Department of Public Health launched the "Sugar Pack" health marketing campaign in fall 2011. Carried out in three stages, the campaign sought to educate and motivate the public to reduce excess calorie intake from sugar-sweetened beverage consumption. The primary Sugar Pack creative concepts provided consumers with information about the number of sugar packs contained in sugary drinks. Data from formative market research as well as lessons from previous campaigns in other U.S. jurisdictions informed the development of the materials. These materials were disseminated through a multipronged platform that included paid outdoor media on transit and billboards and messaging using social media (i.e., Twitter, Facebook, YouTube, and sendable e-cards). Initial findings from a postcampaign assessment indicate that the Sugar Pack campaign reached broadly into targeted communities, resulting in more than 515 million impressions. Lessons learned from the campaign suggest that employing health marketing to engage the public can lead to increased knowledge, favorable recognition of health messages, and self-reported intention to reduce sugar-sweetened beverage consumption, potentially complementing other obesity prevention strategies in the field.

  17. Solar envelope zoning: application to the city planning process. Los Angeles case study

    Energy Technology Data Exchange (ETDEWEB)

    1980-06-01

    Solar envelope zoning represents a promising approach to solar access protection. A solar envelope defines the volume within which a building will not shade adjacent lots or buildings. Other solar access protection techniques, such as privately negotiated easements, continue to be tested and implemented but none offer the degree of comprehensiveness evident in this approach. Here, the City of Los Angeles, through the Mayor's Energy Office, the City Planning Department, and the City Attorney's Office, examine the feasibility of translating the concept of solar envelopes into zoning techniques. They concluded that envelope zoning is a fair and consistent method of guaranteeing solar access, but problems of complexity and uncertainty may limit its usefulness. Envelope zoning may be inappropriate for the development of high density centers and for more restrictive community plans. Aids or tools to administer envelope zoning need to be developed. Finally, some combination of approaches, including publicly recorded easements, subdivision approval and envelope zoning, need to be adopted to encourage solar use in cities. (MHR)

  18. Air quality impacts of a CicLAvia event in Downtown Los Angeles, CA.

    Science.gov (United States)

    Shu, Shi; Batteate, Christina; Cole, Brian; Froines, John; Zhu, Yifang

    2016-01-01

    CicLAvia in Los Angeles, CA is the open streets program that closes streets to motorized vehicles and invites people to walk, run, play or ride their bicycles on these streets, allowing them to experience the city in a new way and get exercise at the same time. Since the events reduce the motorized traffic flow, which is a significant source of air pollution, on the streets, it is reasonable to hypothesize that the CicLAvia events can reduce the concentrations of traffic-emitted air pollutants during the road closure. This study is the first experiment to test this hypothesis. The on-road and community-wide ultrafine particle (UFP) and PM2.5 were measured on the Event-Sunday (October 5th, 2014) and the Pre- and Post- Sundays (September 28(th) and October 12(th), 2014). Data analysis results showed the on-road UFP and PM2.5 reduction was 21% and 49%, respectively, and the community-wide PM2.5 reduction was 12%. Copyright © 2015 Elsevier Ltd. All rights reserved.

  19. Investigating the influence of photocatalytic cool wall adoption on meteorology and air quality in the Los Angeles basin

    Science.gov (United States)

    Zhang, J.; Tang, X.; Levinson, R.; Destaillats, H.; Mohegh, A.; Li, Y.; Tao, W.; Liu, J.; Ban-Weiss, G. A.

    2017-12-01

    Solar reflective "cool materials" can be used to lower urban temperatures, useful for mitigating the urban heat island effect and adapting to the local impacts of climate change. While numerous past studies have investigated the climate impacts of cool surfaces, few studies have investigated their effects on air pollution. Meteorological changes from increases in surface albedo can lead to temperature and transport induced modifications in air pollutant concentrations. In an effort to maintain high albedos in polluted environments, cool surfaces can also be made using photocatalytic "self-cleaning" materials. These photocatalytic materials can also remove NOx from ambient air, with possible consequences on ambient gas and particle phase pollutant concentrations. In this research, we investigate the impact of widespread deployment of cool walls on urban meteorology and air pollutant concentrations in the Los Angeles basin. Both photocatalytic and standard (not photocatalytic) high albedo wall materials are investigated. Simulations using a coupled meteorology-chemistry model (WRF-Chem) show that cool walls could effectively decrease urban temperatures in the Los Angeles basin. Preliminary results indicate that meteorology-induced changes from adopting standard cool walls could lead to ozone concentration reductions of up to 0.5 ppb. NOx removal induced by photocatalytic materials was modeled by modifying the WRF-Chem dry deposition scheme, with deposition rates informed by laboratory measurements of various commercially available materials. Simulation results indicate that increased deposition of NOx by photocatalytic materials could increase ozone concentrations, analogous to the ozone "weekend effect" in which reduced weekend NOx emissions can lead to increases in ozone. The impacts of cool walls on particulate matter concentrations are also discussed. Changes in particulate matter concentrations are found to be driven by albedo-induced changes in air pollutant

  20. The Los Angeles County Community Disaster Resilience Project — A Community-Level, Public Health Initiative to Build Community Disaster Resilience

    Directory of Open Access Journals (Sweden)

    David Eisenman

    2014-08-01

    Full Text Available Public health officials need evidence-based methods for improving community disaster resilience and strategies for measuring results. This methods paper describes how one public health department is addressing this problem. This paper provides a detailed description of the theoretical rationale, intervention design and novel evaluation of the Los Angeles County Community Disaster Resilience Project (LACCDR, a public health program for increasing community disaster resilience. The LACCDR Project utilizes a pretest–posttest method with control group design. Sixteen communities in Los Angeles County were selected and randomly assigned to the experimental community resilience group or the comparison group. Community coalitions in the experimental group receive training from a public health nurse trained in community resilience in a toolkit developed for the project. The toolkit is grounded in theory and uses multiple components to address education, community engagement, community and individual self-sufficiency, and partnerships among community organizations and governmental agencies. The comparison communities receive training in traditional disaster preparedness topics of disaster supplies and emergency communication plans. Outcome indicators include longitudinal changes in inter-organizational linkages among community organizations, community member responses in table-top exercises, and changes in household level community resilience behaviors and attitudes. The LACCDR Project is a significant opportunity and effort to operationalize and meaningfully measure factors and strategies to increase community resilience. This paper is intended to provide public health and academic researchers with new tools to conduct their community resilience programs and evaluation research. Results are not yet available and will be presented in future reports.

  1. Media Outlet and Consumer Reactions to Promotional Activities of the Choose Health LA Restaurants Program in Los Angeles County.

    Science.gov (United States)

    Gase, Lauren N; Montes, Christine; Robles, Brenda; Tyree, Rachel; Kuo, Tony

    2016-01-01

    This study sought to assess promotional activities undertaken to raise public awareness of the Choose Health LA Restaurants program in Los Angeles County, an environmental change strategy that recognizes restaurants for offering reduced-size and healthier menu options. We used multiple methods to assess public awareness of and reactions to the promotional activities, including an assessment of the reach of core promotional activities, a content analysis of earned media, and an Internet panel survey. The study was conducted in Los Angeles County, home to more than 10 million residents. An online survey firm recruited participants for an Internet panel survey; to facilitate generalization of results to the county's population, statistical weights were applied to analyses of the survey data. Promotional activities to raise awareness of the program included community engagement, in-store promotion, and a media campaign. Outcomes included media impressions, the number of people who reported seeing the Choose Health LA Restaurants logo, and a description of the themes present in earned media. Collectively, paid media outlets reported 335 587 229 total impressions. The Internet panel survey showed that 12% of people reported seeing the program logo. Common themes in earned media included the Choose Health LA Restaurants program aims to provide restaurant patrons with more choices, represents a new opportunity for restaurants and public health to work together, will benefit participating restaurants, and will positively impact health. Promotional activities for the Choose Health LA Restaurants program achieved modest reach and positive reactions from media outlets and consumers. The program strategy and lessons learned can help inform present and future efforts to combine environmental and individually focused strategies that target key influences of consumer food selection.

  2. Geologic Emissions of Methane and C2 - C5 Alkanes at the La Brea Tar Pits, Los Angeles, CA

    Science.gov (United States)

    Doezema, L. A.; Etiope, G.; Pacheco, C.

    2017-12-01

    Natural hydrocarbon (oil and gas) seeps are widespread in Los Angeles due to gas migration, along faults, from numerous subsurface petroleum fields. These seeps may represent important natural contributors of methane (CH4) and heavier alkanes (C2-C4) for the atmosphere. Methane flux measurements were made from various locations at the La Brea Tar Pits in Los Angeles, CA. Measurements were made using a closed-chamber method and spectroscopic sensors for CH4 and CO2, at 26 oil-asphalt seeps and 188 other sites, without gas manifestations, homogeneously distributed throughout the park. The molecular C1 - C5 composition of gas released from seeps and soil was also analyzed using either FTIR spectroscopy or gas chromatography (GC-FID). Methane emissions from seeps varied from approximately 7 to 54,000 g m-2 day-1, while emissions from soil degassing were between 0 and 9,000 g m-2 day-1. Total emissions were estimated to be in the order of 103 kg day-1 for methane, and at least 10 and 5 kg day-1 for ethane and propane, respectively. The seeping gas exhibited high C1/(C2 + C3) ratios, likely due to molecular fractionation during gas migration from a subsurface petroleum reservoir. Evidence for biodegredation in certain samples was indicated by large i-butane to n-butane ratios. These molecular alterations can be important tracers of natural seepage and should be considered in the atmospheric modelling of the relative contribution of fossil fuel (anthropogenic fugitive emission and natural geologic sources) vs biogenic sources, on local and global scales.

  3. A Mixed-Methods Evaluation of the Choose Less, Weigh Less Portion Size Health Marketing Campaign in Los Angeles County.

    Science.gov (United States)

    Gase, Lauren N; Barragan, Noel C; Robles, Brenda; Leighs, Michael; Kuo, Tony

    2015-01-01

    To assess the impact of the Choose Less, Weigh Less portion size health marketing campaign. A mixed-methods, cross-sectional evaluation. A quantitative Internet panel survey was administered through an online sampling vendor and qualitative interviews were conducted by street intercept. The panel survey included 796 participants, weighted to represent Los Angeles County. Street intercept interviews were conducted with 50 other participants. The Choose Less, Weigh Less campaign included print media on transit shelters, bus and rail cars, and billboards; radio and online advertising; and Web site content and social media outreach. The panel survey measured self-reported campaign exposure and outcomes, including knowledge of recommended daily calorie limits, attitudes toward portion sizes, and intent to reduce calories and portion size. Intercept interviews assessed campaign appeal, clarity, and utility. Weighted survey data were analyzed using logistic regression to assess the association between campaign exposure and outcomes. Interview data were analyzed for themes. The campaign reached 19.7% of the Los Angeles County population. Significant differences were seen for 2 of the 10 outcomes assessed. Participants who saw the campaign were more likely than those who did not to report fast-food portion sizes as being too large (adjusted odds ratio [Adj. OR]: 1.89; 95% confidence interval [CI]: 1.16, 3.07) and intention to choose a smaller portion (Adj. OR: 1.99; 95% CI: 1.20, 3.31). Qualitative data revealed three themes about appeal, clarity, and utility. Health marketing efforts targeting portion size can have relatively broad reach and limited but positive impacts on consumer attitudes and intent to select smaller portions.

  4. Optimal Learning for Efficient Experimentation in Nanotechnology and Biochemistry

    Science.gov (United States)

    2015-12-22

    AFRL-AFOSR-VA-TR-2016-0018 Optimal Learning for Efficient Experimentation in Nanotechnology, Biochemistry Warren Powell TRUSTEES OF PRINCETON... Biochemistry 5a.  CONTRACT NUMBER 5b.  GRANT NUMBER FA9550-12-1-0200 5c.  PROGRAM ELEMENT NUMBER 61102F 6. AUTHOR(S) Warren Powell 5d.  PROJECT NUMBER 5e...scientists. 15. SUBJECT TERMS Biochemistry 16. SECURITY CLASSIFICATION OF: 17. LIMITATION OF ABSTRACT 18. NUMBER OF 19a.  NAME OF RESPONSIBLE PERSON Warren

  5. Vanameister avas rahalaeka / Silvia Viidik

    Index Scriptorium Estoniae

    Viidik, Silvia, 1972-

    2008-01-01

    Warren Buffett ulatas abikäe investeerimispangale Goldman Sachs, investeerides sinna 5 miljardit dollarit ning tõttas appi General Electricule, kuhu investeeris 3 miljardit dollarit. Vt. samas: Warren Buffett; Berkshire Hathaway

  6. Experiences in the instrumentation of power generators with the on-line analysis of generators AnGel system, for the internal insulation condition diagnosis; Experiencias en la instrumentacion de generadores de potencia con el sistema de analisis de generadores en linea AnGeL, para el diagnostico del estado del aislamiento interno

    Energy Technology Data Exchange (ETDEWEB)

    Carrillo C, Jaime; Ramirez N, Jose T. [Instituto de Investigaciones Electricas, Cuernavaca, Morelos (Mexico)

    2009-07-01

    The instrumentation of power generators with monitoring systems on-line, allows the personnel responsible for its operation to determine the stator and rotor windings insulation condition, as well as to emit an opportune diagnosis of possible anomalies, to implant programs of predictive maintenance, to reduce costs and to increase its reliability. The experiences of the last five years in the commissioning of the AnGel System; the problematic to which these equipment is subjected to, is described within the intrinsic atmosphere of the area where they are installed in the turbo-generators and hydro-generators, and finally, the experiences in the commissioning of the monitoring systems are revised and analyzed. [Spanish] La instrumentacion de los generadores de potencia con sistemas de monitoreo en linea, permite al personal responsable de su operacion determinar el estado del aislamiento de los devanados del estator y rotor, asi como emitir un diagnostico oportuno de posibles anomalias, implantar programas de mantenimiento predictivo, reducir costos e incrementar su confiabilidad. Se presentan las experiencias de los ultimos cinco anos en la puesta en operacion del Sistema AnGeL; se describe la problematica a la que son sometidos estos equipos dentro del ambiente intrinseco del area donde se instalan en los turbogeneradores e hidrogeneradores, y por ultimo, se analizan y discuten las experiencias en la puesta en servicio de los sistemas de monitoreo.

  7. Statistical and Biophysical Models for Predicting Total and Outdoor Water Use in Los Angeles

    Science.gov (United States)

    Mini, C.; Hogue, T. S.; Pincetl, S.

    2012-04-01

    Modeling water demand is a complex exercise in the choice of the functional form, techniques and variables to integrate in the model. The goal of the current research is to identify the determinants that control total and outdoor residential water use in semi-arid cities and to utilize that information in the development of statistical and biophysical models that can forecast spatial and temporal urban water use. The City of Los Angeles is unique in its highly diverse socio-demographic, economic and cultural characteristics across neighborhoods, which introduces significant challenges in modeling water use. Increasing climate variability also contributes to uncertainties in water use predictions in urban areas. Monthly individual water use records were acquired from the Los Angeles Department of Water and Power (LADWP) for the 2000 to 2010 period. Study predictors of residential water use include socio-demographic, economic, climate and landscaping variables at the zip code level collected from US Census database. Climate variables are estimated from ground-based observations and calculated at the centroid of each zip code by inverse-distance weighting method. Remotely-sensed products of vegetation biomass and landscape land cover are also utilized. Two linear regression models were developed based on the panel data and variables described: a pooled-OLS regression model and a linear mixed effects model. Both models show income per capita and the percentage of landscape areas in each zip code as being statistically significant predictors. The pooled-OLS model tends to over-estimate higher water use zip codes and both models provide similar RMSE values.Outdoor water use was estimated at the census tract level as the residual between total water use and indoor use. This residual is being compared with the output from a biophysical model including tree and grass cover areas, climate variables and estimates of evapotranspiration at very high spatial resolution. A

  8. Pop / Tauno Maarpuu

    Index Scriptorium Estoniae

    Maarpuu, Tauno

    2006-01-01

    Heliplaatidest: Scandinavian Music Group "Hölmö rakkaus", Baron Zen "At The Mall", Cave, Nick & Warren Ellis "The Proposition. Original Soundtrack", Eläkeläiset "Humppasirkus", Warren Zevon "Reconsider Me: The Love Songs"

  9. Trace Metal Inventories and Lead Isotopic Composition Chronicle a Forest Fire’s Remobilization of Industrial Contaminants Deposited in the Angeles National Forest

    OpenAIRE

    Odigie, Kingsley O.; Flegal, A. Russell

    2014-01-01

    The amounts of labile trace metals: [Co] (3 to 11 µg g−1), [Cu] (15 to 69 µg g−1), [Ni] (6 to 15 µg g−1), [Pb] (7 to 42 µg g−1), and [Zn] (65 to 500 µg g−1) in ash collected from the 2012 Williams Fire in Los Angeles, California attest to the role of fires in remobilizing industrial metals deposited in forests. These remobilized trace metals may be dispersed by winds, increasing human exposures, and they may be deposited in water bodies, increasing exposures in aquatic ecosystems. Correlation...

  10. Drug resistant HIV: Behaviors and characteristics among Los Angeles men who have sex with men with new HIV diagnosis.

    Directory of Open Access Journals (Sweden)

    Pamina M Gorbach

    Full Text Available Epidemiology of drug resistant HIV has focused on trends and less attention has been given to identification of factors, especially behaviors including substance use, in acquisition of drug-resistant HIV. From 2009 to 2012 The Metromates Study enrolled and followed for one year men who have sex with men (MSM seeking testing for HIV in a community clinic in Los Angeles assessing those testing positive for acute and recent HIV infection. Behavioral data were collected via Computer-Assisted Self-Interview from 125 classified as newly HIV infected and 91 as chronically infected (newly HIV-diagnosed; specimens were available and viable for resistance testing for 154 of the 216 HIV positives with new diagnoses. In this community clinic we found prevalence of resistance among MSM with new HIV-diagnosis was 19.5% (n = 30/154 with no difference by recency of HIV infection. Sexual partnership characteristics were associated with resistance; those who reported transgendered sex partners had a higher prevalence of resistance as compared to those who did not report transgendered sex partners (40% vs. 17%; p value = 0.04, while those who reported having a main partner had a lower prevalence of drug resistance (12% vs. 24%; p value = 0.07. In multivariable analyses adjusting for HIV recency and antiviral use, reporting a main partner decreased odds [adjusted odds ratio (AOR 0.34; 95% confidence interval (CI 0.13-0.87], reporting a transgendered partnered increased odds (AOR = 3.37; 95% CI 0.95-12.43; and being African American increased odds of drug resistance (AOR = 5.63, 95%CI 1.41-22.38. This suggests African American MSM and TG individuals in Los Angeles represent pockets of exceptional risk that will require special approaches to prevention and care to enhance their own health and reduce their likelihood to support transmission of drug resistance in the US.

  11. The largest subsea hot tap (future tap flange) at Angel Field, Australia

    Energy Technology Data Exchange (ETDEWEB)

    Lad, Deepak; Drysdale, Colin [T.D. Williamson (United States); Naidoo, Sashie [T.D. Williamson (Australia)

    2008-07-01

    A subsea hot tap was conducted near the gas production platforms in Angel Field, Australia in September 2007 and verified as the largest no. 900 subsea hot tap by Australian authorities. This paper outlines the subsea tapping process, risks and safety issues in deep water environment, including the need to ensure 100% system accuracy and that the machine fluids used to operate the subsea tapping machines were environmentally friendly. The testing phase included land and water testing. In the land tests, issues relating to metal hardness, temperature, pressure and ocean currents that affected machine stability, torque and cutting rate were considered. All preliminary design and testing focused on being able to mount the tapping machine to a pre-existing hot-tap flange and conduct the tapping operation, start to finish, preferably without changing the cutter. The water depth tests took place inside a pressurized, underwater hyperbaric chamber. The equipment repeated the land testing process in conditions duplicating that of the actual project site. Timing was also measured in multiple climatic conditions (except water depth) to obtain an estimation of various scenarios. The field tapping process was conducted without problems in over six hours with a single cutter and without any stalls. (author)

  12. 40 CFR Appendix A to Subpart B of... - Standard for Recycle/Recover Equipment

    Science.gov (United States)

    2010-07-01

    ..., Germany, Federal Republic D.F. Last, GMC, Troy, MI D.E. Linn, Volkswagen of America, Warren, MI J.H.... Last, GMC, Troy, MI D.E. Linn, Volkswagen of America, Warren, MI J.H. McCorkel, Freightliner Corp...

  13. ANGELS OF THE HOUSE: DICKENS’ VICTORIAN WOMEN (EV MELEKLERI: DICKENS’IN VİKTORYEN KADINLARI

    Directory of Open Access Journals (Sweden)

    Aşkın Haluk YILDIRIM

    2012-10-01

    Full Text Available This article explores Charles Dickens’ view of Victorian women and the effect of his perception of women on his creation of female characters in his novels. To this end, the gender issues in the Victorian era are presented along with the social reforms and industrial revolution in terms of their impact on the status of women in 19th century Victorian England. The role of actual female figures in Dickens’ personal life is also examined in order to provide an insight into the motives and inspirations behind his creation of female characters. In view of the detailed account given as to the time period and background information provided, the main issue discussed in the article is the extent of Dickens’ conformity with the Victorian ideology of women in his novels. Through the insight provided in the article, it is concluded that despite Dickens’ overall faith in the ‘Angel of the House’ concept, his fiction does not strictly follow the gender codes of the period.

  14. Avaliação eletroforética, cromatográfica e molecular da Hb D Los Angeles no Brasil

    OpenAIRE

    Chinelato-Fernandes Ana R.; Leoneli Guilherme G.; Calderan Patrícia O.; Oliveira Rute Blasi de; Silva Jr. Wilson Araújo da; Hidalgo Claudia Augusta; Bonini- Domingos Claudia Regina

    2003-01-01

    A variante de hemoglobina (Hb) D mais comum, Hb D Los Angeles ou D Punjab, é originada de uma transversão GAA->CAA no códon 121 da globina beta; essa mutação resulta na substituição do ácido glutâmico por glutamina na proteína. É a terceira variante de hemoglobina mais freqüente da população brasileira. Como as hemoglobinas D apresentam migração similar à hemoglobina S em pH alcalino, e com a hemoglobina A em pH ácido, são necessários vários testes para o correto diagnóstico. No presente estu...

  15. Place over traits? Purchasing edibles from medical marijuana dispensaries in Los Angeles, CA.

    Science.gov (United States)

    Kepple, Nancy Jo; Freisthler, Bridget

    2017-10-01

    To examine discrete purchasing behaviors of marijuana-infused edibles from medical marijuana dispensaries with the aim to identify potential venue- and individual-level targets for prevention. Two-stage, venue-based sampling approach was used to randomly select patrons exiting 16 medical marijuana dispensaries in Los Angeles, California during Spring 2013. Hierarchical generalized linear modeling was used to examine the likelihood of purchasing edibles among 524 patrons reporting a discrete purchase regressed on characteristics of the sampled dispensaries and their patrons. At a venue level, patrons were more likely to purchase edibles from dispensaries located within Census tracts with higher median incomes or in close proximity to a higher number of dispensaries. At an individual level, patrons who identified as Black or Hispanic were associated with a lower likelihood of purchasing edibles when compared to patrons who identified as other non-White, non-Hispanic race/ethnicity. Place-based policies focused on regulating edible sales through dispensaries may be fruitful in influencing access to edibles. Additionally, social marketing campaigns may benefit from targeting both locations where edible purchases are more likely and populations who are more likely to purchase edibles. Copyright © 2017 Elsevier Ltd. All rights reserved.

  16. Elements in fish of Malibu Creek and Malibu Lagoon near Los Angeles, California

    Energy Technology Data Exchange (ETDEWEB)

    Moeller, Anthony; MacNeil, Spencer D.; Ambrose, Richard F.; Que Hee, Shane S

    2003-04-01

    Our aim was to assess whether past discharges from a wastewater treatment plant increased metal pollutant loads in stream mobile species in a one-day baseline sampling study that included a coastal wetland. Mosquitofish (Gambusia affinis) of two sizes, black bullhead (Ameiurus melas), and crayfish (Pacifastacus leniusculus) were collected from Malibu Creek, and California killifish (Fundulus parvipinnis) of three sizes, as well as arroyo chub (Gila orcutti) were sampled from Malibu Lagoon near Los Angeles, California. Species from each locality were pooled by length, homogenized, digested by microwave wet ashing, and analyzed by simultaneous inductively coupled plasma atomic emission spectroscopy for 27 elements. Lagoon killifish 2.0-3.5 cm long contained levels of arsenic and lead above the levels for 95% of California fish, the EDL95. Black bullhead upstream of the discharge contained elevated levels of As, Cr and Se. Young mosquitofish <3 cm in length upstream of the discharge differed greatly in the order of abundance of their elements relative to larger mosquitofish and to other species collected. More sampling than this baseline study allowed was needed to determine if the wastewater treatment plant was a pollution source.

  17. Elements in fish of Malibu Creek and Malibu Lagoon near Los Angeles, California

    International Nuclear Information System (INIS)

    Moeller, Anthony; MacNeil, Spencer D.; Ambrose, Richard F.; Que Hee, Shane S.

    2003-01-01

    Our aim was to assess whether past discharges from a wastewater treatment plant increased metal pollutant loads in stream mobile species in a one-day baseline sampling study that included a coastal wetland. Mosquitofish (Gambusia affinis) of two sizes, black bullhead (Ameiurus melas), and crayfish (Pacifastacus leniusculus) were collected from Malibu Creek, and California killifish (Fundulus parvipinnis) of three sizes, as well as arroyo chub (Gila orcutti) were sampled from Malibu Lagoon near Los Angeles, California. Species from each locality were pooled by length, homogenized, digested by microwave wet ashing, and analyzed by simultaneous inductively coupled plasma atomic emission spectroscopy for 27 elements. Lagoon killifish 2.0-3.5 cm long contained levels of arsenic and lead above the levels for 95% of California fish, the EDL95. Black bullhead upstream of the discharge contained elevated levels of As, Cr and Se. Young mosquitofish <3 cm in length upstream of the discharge differed greatly in the order of abundance of their elements relative to larger mosquitofish and to other species collected. More sampling than this baseline study allowed was needed to determine if the wastewater treatment plant was a pollution source

  18. Differences between spent hens of different genotype in performance, meat yield and suitability of the meat for sausage production.

    Science.gov (United States)

    Loetscher, Y; Albiker, D; Stephan, R; Kreuzer, M; Messikommer, R E

    2015-02-01

    The valorization of spent hens via the food chain has some major limitations, which include low meat yield and tough meat. The latter issue can be overcome by producing convenience foods; the first may be alleviated by employing a genotype with higher meatiness. To quantitatively compare two common layer genotypes in production performance, meat yield and sausage quality, 2200 57 weeks old Institut de Sélection Animale (ISA) Warren and Dekalb White hens each were investigated during the last 60 days of egg laying. The hens were housed in an aviary system in 2×10 compartments (10 compartments/each genotype). Measurements included feed intake, laying performance, egg weight and feed conversion ratio as measured per compartment. BW was determined twice on 10 animals per compartment. Finally, two sub-groups of five hens per compartment were slaughtered, meat yield was recorded and bratwurst-type sausages were produced (n=20 per genotype). Fat proportion, cooking loss, connective tissue properties and Kramer shear energy were measured. After 1, 4, 7 and 10 months of frozen storage, oxidative stability (thiobarbituric acid reactive substances (TBARS)) and microbiological status were determined as shelf-life related criteria. ANOVA was performed considering genotype as the main effect. The ISA Warren hens were inferior in laying performance (-11%) and feed conversion ratio (+10%) compared with Dekalb White, but had the same feed intake. The ISA Warren had higher BW and carcass weight than the Dekalb White. Carcass yield was higher by 5.9%. There were 80 g (23%) more meat available for sausage production from ISA Warren compared with Dekalb White. Sausages prepared from meat of ISA Warren hens contained less fat than those from Dekalb White, but showed the same cooking loss. Although the collagen proportion of the sausages produced from ISA Warren was lower than from Dekalb White, collagen solubility was lower and shear energy was higher. During the 10 months of frozen

  19. Quantifying Changes in Los Angeles River Breakout Triggered by Sea Level Rise Using a Hydrodynamic Model

    Science.gov (United States)

    Mallakpour, I.; Shakeri Majd, M.; AghaKouchak, A.; Moftakhari, H.; Sadegh, M.; Vahedifard, F.

    2017-12-01

    Sea Level Rise (SLR) has been identified as a global phenomenon that will challenge coastal communities and infrastructures through escalating risk of erosion and subsidence, as well as elevating storm surge heights. Overall, SLR not only increases frequency of future coastal flooding in low-land coastal areas, but also changes flow dynamics in rivers connected to oceans. Changes in flow dynamics (e.g., peaks, flow intensities) can elevate water surface profile locally, leading to river breakout and flooding. Quantifying river breakout provides invaluable information to local authorities when it comes to SLR mitigation and adaptation efforts. Los Angeles River (LAR) which is located in southern part of California is protected with levee systems. The focus of this study is about 18 miles of the river, starting from Pacific Ocean to Downtown Los Angeles, which protects residence and major infrastructures. We use the Hydrologic Engineering Center's River Analysis System (HEC-RAS) to simulate flow and its interactions with coastal water levels. HEC-RAS is capable of simulating flow in one- and two-dimensional systems, resolving Diffusive Wave Equation and Shallow Water Equation, respectively. In this study, the hydraulic model consists of one- and two-dimensional models connected through the LAR's levee system. This approach enables us to identify the onset of river breakout location alongside the LAR. The inflow data incorporated into the model obtained from a gage records and represents a significant event occurred in February 2005. This model utilizes a detail terrain model with 0.3 m LiDAR data. In order to explore effects of SLR associated with future climate changes on LAR and its levee system, two Representative Concentration Pathways (RCP of 4.5 and 8.5) are considered. Based on our RCPs, 24 projected SLRs are computed for future years (2030, 2050, and 2100) for three different quantiles. Our simulation results show SLR, which varies from 0.05 to 2.8 m, causes

  20. Description of preoperative risk factors and postoperative complications of radical hysterectomy in patients of Hospital Dr. Rafael Angel Calderon Guardia: period 2000-2006

    International Nuclear Information System (INIS)

    Sosa Quesada, Carlos Ivan; Wang Zuniga, Sylvia

    2008-01-01

    Preoperative risk factors and postoperative complications were determined in patients with radical hysterectomy in gynecologic oncology service of Hospital Rafael Angel Calderon Guardia in 2000-2006. Radical hysterectomy Piver type II and III was carried out among women in the gynecology service. The information derived from the qualitative variables were analyzed using frequency distributions and percentages. The most common preoperative comorbidity has been hypertension, the most frequently encountered complication has been urinary incontinence. Postoperative complications have been located in a period less than three months. [es

  1. Molecular basis for Duarte and Los Angeles variant galactosemia

    Energy Technology Data Exchange (ETDEWEB)

    Langley, S.D.; Lai, K.; Dembure, P.P. [Emory Univ. School of Medicine, Atlanta, GA (United States)] [and others

    1997-02-01

    Human erythrocytes that are homozygous for the Duarte enzyme variant of galactosemia (D/D) have a characteristic isoform on isoelectric focusing and 50% reduction in galactose-1-phosphate uridyltransferase (GALT) enzyme activity. The Duarte biochemical phenotype has a molecular genotype of N314D/N314D. The characteristic Duarte isoform is also associated with a variant called the {open_quotes}Los Angeles (LA) phenotype,{close_quotes} which has increased GALT enzyme activity. We evaluated GALT enzyme activity and screened the GALT genes of 145 patients with one or more N314D-containing alleles. We found seven with the LA biochemical phenotype, and all had a 1721C{r_arrow}T transition in exon 7 in cis with the N314D missense mutation. The 1721C{r_arrow}T transition is a neutral polymorphism for leucine at amino acid 218 (L218L). In pedigree analyses, this 1721C{r_arrow}T transition segregated with the LA phenotype of increased GALT activity in three different biochemical phenotypes (LA/N, LA/G, and LA/D). To determine the mechanism for increased activity of the LA variant, we compared GALT mRNA, protein abundance, and enzyme thermal stability in lymphoblast cell lines of D and LA phenotypes with comparable genotypes. GALT protein abundance was increased in LA compared to D alleles, but mRNA was similar among all genotypes. We conclude that the codon change N314D in cis with the base-pair transition 1721C{r_arrow}T produces the LA variant of galactosemia and that this nucleotide change increases GALT activity by increasing GALT protein abundance without increasing transcription or decreasing thermal lability. A favorable codon bias for the mutated codon with consequently increased translation rates is postulated as the mechanism. 23 refs., 3 figs., 4 tabs.

  2. Physical education and student activity: evaluating implementation of a new policy in Los Angeles public schools.

    Science.gov (United States)

    Lafleur, Mariah; Strongin, Seth; Cole, Brian L; Bullock, Sally Lawrence; Banthia, Rajni; Craypo, Lisa; Sivasubramanian, Ramya; Samuels, Sarah; García, Robert

    2013-02-01

    California law has standards for physical education (PE) instruction in K-12 public schools; audits found that the Los Angeles Unified School District did not enforce the standards. In 2009, the district adopted a PE policy to comply with these standards. This study aimed to evaluate the outcomes of the PE policy in district schools. PE class observations were conducted using the System for Observing Fitness Instruction Time in the 2010-2011 and 2011-2012 school years in an income-stratified random sample of 34 elementary, middle, and high schools to assess changes in PE class size, class duration, and time students spent in moderate to vigorous physical activity. PE class duration increased in high-income elementary schools. Mean class size decreased in low-income middle schools. There was limited implementation of the PE policy 2 years after passage. Opportunities exist to continue monitoring and improving PE quantity and quality.

  3. Changes of Dietary Pattern, Food Choice, Food Consumption, Nutrient Intake and Body Mass Index of Korean American College Students with Different Length of Residence in the Los Angeles Areas

    Science.gov (United States)

    Kim, Nam; Tam, Chick F.; Poon, George; Lew, Polong; Kim, Samuel Saychang; Kim, James C.; Kim, Rachel Byungsook

    2010-01-01

    This study was to investigate how dietary pattern, food choice, food consumption, nutrient intake and body mass index (BMI) vary with length of residence for Korean American college students. The respondents were 60 Korean American residents living in the Los Angeles Area. They were divided into two groups based on the length of stay in the U.S.:…

  4. 76 FR 59117 - Procurement List; Proposed Additions

    Science.gov (United States)

    2011-09-23

    ... nonprofit agencies employing persons who are blind or have other severe disabilities. Regulatory Flexibility...: Organizational Clothing and Individual Equipment (OCIE), Refurbishment and Warehousing, OCIE West Region. Note... Contracting Command--Warren, Warren, MI. Service Types/Locations: Organizational Clothing and Individual...

  5. A comparative assessment of PM2.5 exposures in light-rail, subway, freeway, and surface street environments in Los Angeles and estimated lung cancer risk.

    Science.gov (United States)

    Kam, Winnie; Delfino, Ralph J; Schauer, James J; Sioutas, C

    2013-01-01

    According to the U.S. Census Bureau, 570000+ commuters in Los Angeles travel for over 60 minutes to work. Studies have shown that a substantial portion of particulate matter (PM) exposure can occur during this commute. This study represents the integration of the results from five commute environments in Los Angeles. Personal PM exposures are discussed for the: (1) METRO gold line, a ground-level light-rail route, (2) METRO red line, a subway line, (3) the 110, a high volume freeway with low heavy-duty vehicle (HDV) fraction, (4) the 710, a major corridor for HDVs from the Port of Los Angeles, and (5) Wilshire/Sunset Boulevards, major surface streets. Chemical analysis including total and water-soluble metals and trace elements, elemental and organic carbon (EC/OC), and polycyclic aromatic hydrocarbons (PAHs) was performed. The focus of this study is to compare the composition and estimated lung cancer risk of PM2.5 (dp subway), most likely from abrasion processes between the rail and brakes; elements associated with tire and brake wear and oil additives (Ca, Ti, Sn, Sb, and Pb) were elevated on roadways. Elemental concentrations on the gold line (light-rail) were the lowest. For water-solubility, metals observed on the red line (subway) were the least soluble. PAHs are primarily derived from vehicular emissions. Overall, the 710 exhibited high levels of PAHs (3.0 ng m−3), most likely due to its high volume of HDVs, while the red and gold lines exhibited low PAH concentrations (0.6 and 0.8 ng m−3 for red and gold lines, respectively). Lastly, lung cancer risk due to inhalation of PAHs was calculated based on a commuter lifetime (45 years for 2 hours per workday). Results showed that lung cancer risk for the 710 is 3.8 and 4.5 times higher than the light-rail (gold line) and subway (red line), respectively. With low levels of both metal and PAH pollutants, our results indicate that commuting on the light-rail (gold line) may have potential health benefits when

  6. Structure, Quaternary history, and general geology of the Corral Canyon area, Los Angeles County, California

    Science.gov (United States)

    Yerkes, R.F.; Wentworth, Carl M.

    1965-01-01

    The Corral Canyon nuclear power plant site consists of about 305 acres near the mouth of Corral Canyon in the central Santa Monica Mountains; it is located on an east-trending segment of the Pacific Coast between Point Dume and Malibu Canyon, about 28 miles due west of Los Angeles. The Santa Monica Mountains are the southwesternmost mainland part of the Transverse Ranges province, the east-trending features of which transect the otherwise relatively uniform northwesterly trend of the geomorphic and geologic features of coastal California. The south margin of the Transverse Ranges is marked by the Santa Monica fault system, which extends eastward near the 34th parallel for at least 145 miles from near Santa Cruz Island to the San Andreas fault zone. In the central Santa Monica Mountains area the Santa Monica fault system includes the Malibu Coast fault and Malibu Coast zone of deformation on the north; from the south it includes an inferred fault--the Anacapa fault--considered to follow an east-trending topographic escarpmemt on the sea floor about 5 miles south of the Malibu Coast fault. The low-lying terrain south of the fault system, including the Los Angeles basin and the largely submerged Continental Borderland offshore, are dominated by northwest-trending structural features. The Malibu Coat zone is a wide, east-trending band of asymmetrically folded, sheared, and faulted bedrock that extends for more than 20 miles along the north margin of the Santa Monica fault system west of Santa Monica. Near the north margin of the Malibu Coast zone the north-dipping, east-trending Malibu Coast fault juxtaposes unlike, in part contemporaneous sedimentary rock sections; it is inferred to be the near-surface expression of a major crustal boundary between completely unrelated basement rocks. Comparison of contemporaneous structural features and stratigraphic sections (Late Cretaceous to middle Miocene sedimentary, rocks and middle Miocene volcanic and intrusive igneous rocks

  7. CitySpaceMindSpace: How to read Los Angeles: Banham and McLuhan in the light of Cognitive Neuro-scientific theories of comprehension

    OpenAIRE

    Flaxton, T.

    2016-01-01

    In the 1970’s, Rayner Banham (with Marshall McLuhan), set the tone for understanding CyberCity/MindSpace with Banham’s book, Los Angeles: the Architecture of Four Ecologies, which was an examination of the LA cityscape which used the idea of the moving-gaze rather than the static-gaze as a way to read LA. Though this concept still partially works for reading the emerging hyper-cities from the BRIC countries, since the 1970’s new Dystopian/Utopian tales have re-fuelled the mediated-moving-gaze...

  8. Epidemiologic study of neural tube defects in Los Angeles County. II. Etiologic factors in an area with low prevalence at birth

    Energy Technology Data Exchange (ETDEWEB)

    Sever, L.E.

    1982-01-01

    Epidemiologic characteristics of neural tube defect (NTD) births occurring in Los Angeles County, California, residents during the period 1966-1972 are presented. The prevalence at birth was 0.52/1000 births for anencephalus, 0.51/1000 for spina bifida, and 0.08/1000 for encephalocele, rates considered to be low for a predominantly white population. We hypothesized that environmental (nongenetic) factors are of less etiologic importance in a low-prevalence population than in areas or time periods with high prevalence. We tested that hypothesis by examining epidemiologic characteristics of NTDs in Los Angeles County and comparing them with high-prevalence populations. The data did not support a major etiologic role for environmental factors: (1) no significant differences between rates by month of birth or conception; (2) no significant association with maternal age or parity for anencephalus; for spina bifida a significant maternal age effect (P < 0.01) and for encephalocele a parity effect (P < 0.02); and (3) no significant relationship with father's occupational class for either anencephalus or encephalocele but a marginally significant (P < 0.05) inverse association for spina bifida when a statistic based on ordinal relationships was used. Findings supporting the importance of genetic factors in etiology included: (1) a high percentage of males; (2) a higher twin concordance rate than in high-prevalence populations; and (3) an anencephalus rate among blacks comparable with rates for blacks in other United States populations. Our findings in conjunction with those from other areas and times of low prevalence suggest environmental factors play a relatively insignificant role in the etiology of NTDs in such populations.

  9. Aasta betoonehitise žürii kommentaarid võistlustöödele ja võitjaile / Eva Kiisler, Maritta Koivisto, Angel Andla...[jt.] ; intervjueerinud Mari Sarv ; kommenteerinud Mart Riikoja

    Index Scriptorium Estoniae

    2009-01-01

    Konkursile "Aasta Betoonehitis 2008" annavad hinnangu Eva Kiisler (ajakirja "Ehitaja" peatoimetaja), Maritta Koivisto (Soome ajakirja "Betoni" peatoimetaja"), Angel Andla (Eesti Ehitusettevõtjate Liit), Heiki Meos (Eesti Ehitusinseneride Liit), Siim Sultson ("Äripäeva" ehitusvaldkonna toimetaja), Toomas Laur (Eesti Betooniühing), Ike Volkov (Eesti Arhitektide Liidu esimees), Mauno Inkinen (Eesti Projektbüroode Liit), Enno Rebane (Eesti Ehitusmaterjalide Tootjate Liidu tegevdirektor). Mart Riikoja žürii tööst

  10. Challenges and opportunities in detecting Taenia solium tapeworm carriers in Los Angeles County California, 2009-2014.

    Science.gov (United States)

    Croker, Curtis

    2015-12-01

    Carriers of the pork tapeworm, Taenia solium, are the sole source of neurocysticercosis, a parasitic tissue infection that can be chronic and severe. Identifying T. solium tapeworm carriers is challenging. Many are asymptomatic and go undetected and unreported. In addition, T. solium is difficult to distinguish from other Taenia species of less concern. From 2009 to 2014, 24 taeniasis cases were reported to the Los Angeles County (LAC) Department of Public Health. Twenty reports were received solely from our automated electronic laboratory reporting system (ELR), two from health care providers, and two were generated internally from investigation of households with a reported neurocysticercosis case. Further investigation identified one T. solium carrier originally reported by ELR and one identified from a neurocysticercosis case investigation. These results suggest that T. solium tapeworm carriers can be identified from investigation of ELR reports of unspeciated Taenia cases as well as from households of neurocysticercosis cases. Published by Elsevier Ltd.

  11. Responses of a tall building in Los Angeles, California as inferred from local and distant earthquakes

    Science.gov (United States)

    Çelebi, Mehmet; Hasan Ulusoy,; Nori Nakata,

    2016-01-01

    Increasing inventory of tall buildings in the United States and elsewhere may be subjected to motions generated by near and far seismic sources that cause long-period effects. Multiple sets of records that exhibited such effects were retrieved from tall buildings in Tokyo and Osaka ~ 350 km and 770 km from the epicenter of the 2011 Tohoku earthquake. In California, very few tall buildings have been instrumented. An instrumented 52-story building in downtown Los Angeles recorded seven local and distant earthquakes. Spectral and system identification methods exhibit significant low frequencies of interest (~0.17 Hz, 0.56 Hz and 1.05 Hz). These frequencies compare well with those computed by transfer functions; however, small variations are observed between the significant low frequencies for each of the seven earthquakes. The torsional and translational frequencies are very close and are coupled. Beating effect is observed in at least two of the seven earthquake data.

  12. Report of the American Heart Association (AHA) Scientific Sessions 2012, Los Angeles.

    Science.gov (United States)

    Fujita, Jun

    2013-01-01

    The American Heart Association (AHA) Scientific Sessions were held for the first time in Los Angeles in 2012, with the most up-to-date basic and clinical science in the field presented and heard by physicians, research scientists, students, and paramedical personnel from 100 countries. Japan accounted for the second highest number of submitted abstracts and the Japanese Circulation Society actively contributed to the success of the AHA Scientific Sessions this year. The Late-Breaking Clinical Trial sessions comprised 27 clinical studies presented in the main hall. The FREEDOM study revealed the superiority of using a coronary artery bypass graft for diabetic multivessel coronary artery diseases over percutaneous coronary intervention using a drug-eluting stent. A new peptide hormone, serelaxin, improved dyspnea in heart failure patients and significantly reduced mortality rates according to the RELAX-AHF study. In the basic sciences, primary necrosis in mitochondria was the hot topic, while genetics, including genome-wide association studies, and epigenetics were strong features of the basic and clinical cardiovascular (CV) science. It was also clear that regenerative medicine is now part of mainstream CV research, with several clinical trials underway and many basic research projects ongoing around the world. Induced pluripotent stem cells in particular have the potential to change CV medicine, and will underpin the next era of regenerative medicine and personal therapies for heart diseases.

  13. 32 CFR Appendix B to Part 623 - Approving Authority Addresses/Telephone Numbers *

    Science.gov (United States)

    2010-07-01

    ...-15. Commander, US Army Communications and Electronics Materiel Readiness Command, Fort Monmouth, NJ... Army Tank-Automotive Materiel Readiness Command, Warren, MI 48090; B-26. Commander, US Army Tank-Automotive Research and Development Command, Warren, MI 48090; B-27. Commander, US Army Test and Evaluation...

  14. Landscape consequences of natural gas extraction in Cameron, Clarion, Elk, Forest, Jefferson, McKean, Potter, and Warren Counties, Pennsylvania, 2004-2010

    Science.gov (United States)

    Milheim, L. E.; Slonecker, E. T.; Roig-Silva, C. M.; Winters, S. G.; Ballew, J. R.

    2014-01-01

    Increased demands for cleaner burning energy, coupled with the relatively recent technological advances in accessing hydrocarbon-rich geologic formations, have led to an intense effort to find and extract unconventional natural gas from various underground sources around the country. One of these sources, the Marcellus Shale, located in the Allegheny Plateau, is currently undergoing extensive drilling and production. The technology used to extract gas in the Marcellus Shale is known as hydraulic fracturing and has garnered much attention because of its use of large amounts of fresh water, its use of proprietary fluids for the hydraulic-fracturing process, its potential to release contaminants into the environment, and its potential effect on water resources. Nonetheless, development of natural gas extraction wells in the Marcellus Shale is only part of the overall natural gas story in this area of Pennsylvania. Conventional natural gas wells, which sometimes use the same technique for extraction, are commonly located in the same general area as the Marcellus Shale and are frequently developed in clusters across the landscape. The combined effects of these two natural gas extraction methods create potentially serious patterns of disturbance on the landscape. This document quantifies the landscape changes and consequences of natural gas extraction for Cameron, Clarion, Elk, Forest, Jefferson, McKean, Potter, and Warren Counties in Pennsylvania between 2004 and 2010. Patterns of landscape disturbance related to natural gas extraction activities were collected and digitized using National Agriculture Imagery Program (NAIP) imagery for 2004, 2005/2006, 2008, and 2010. The disturbance patterns were then used to measure changes in land cover and land use using the National Land Cover Database (NLCD) of 2001. A series of landscape metrics is also used to quantify these changes and is included in this publication. In this region, natural gas and oil development disturbed

  15. The unhealthy food environment does not modify the association between obesity and participation in the Supplemental Nutrition Assistance Program (SNAP) in Los Angeles County.

    Science.gov (United States)

    Chaparro, M Pia; Harrison, Gail G; Wang, May C; Seto, Edmund Y W; Pebley, Anne R

    2017-01-14

    Participation in the Supplemental Nutrition Assistance Program (SNAP) has been linked to an increased risk of obesity, but not much is known about the mechanisms behind this association. The objective of this study was to determine if the neighborhood density of unhealthy food outlets modifies the association between obesity and participation in SNAP. Data comes from the first wave of the Los Angeles Family and Neighborhood Survey; included are a subsample of adults (18+ years) who were SNAP participants or eligible non-participants (N = 1,176). We carried out multilevel analyses with obesity (BMI ≥ 30 Kg/m 2 ), SNAP participation, and the neighborhood density of unhealthy food outlets as dependent, independent and modifying variables, respectively, controlling for age, gender, race/ethnicity, marital status, working status, mental health, and neighborhood poverty. SNAP participants had double the odds of obesity compared to eligible non-participants (OR = 2.02; 95%CI = 1.44-2.83). However, the neighborhood density of unhealthy food outlets did not modify this association. SNAP participation was associated with higher odds of obesity in our primarily Hispanic sample in Los Angeles County, with no effect modification found for the unhealthy portion of the food environment. More research is needed with additional food environment measures to confirm our null findings. Additional research is needed to elucidate the mechanisms linking SNAP participation and obesity as they remain unclear.

  16. Health status, job stress and work-related injury among Los Angeles taxi drivers.

    Science.gov (United States)

    Wang, Pin-Chieh; Delp, Linda

    2014-01-01

    Taxi drivers work long hours for low wages and report hypertension, weight gain, and musculoskeletal pain associated with the sedentary nature of their job, stressful working conditions, and poor dietary habits. They also experience a high work-related fatality rate. The objective of this study is to examine the association of taxi drivers' health status and level of job stress with work-related injury and determine if a potential interaction exists. A survey of 309 Los Angeles taxi drivers provides basic data on health status, job stress, and work-related injuries. We further analyzed the data using a Modified Poisson regression approach with a robust error variance to estimate the relative risk (RR) and the 95% confidence intervals (CI) of work-related injuries. Focus group results supplemented and helped interpret the quantitative data. The joint effect of good health and low job stress was associated with a large reduction in the incidence of injuries, consistent with the hypothesis that health status and stress levels modify each other on the risk of work-related injury. These results suggest that the combination of stress reduction and health management programs together with changes in the stressful conditions of the job may provide targeted avenues to prevent injuries.

  17. Cost analysis of measles in refugees arriving at Los Angeles International Airport from Malaysia.

    Science.gov (United States)

    Coleman, Margaret S; Burke, Heather M; Welstead, Bethany L; Mitchell, Tarissa; Taylor, Eboni M; Shapovalov, Dmitry; Maskery, Brian A; Joo, Heesoo; Weinberg, Michelle

    2017-05-04

    Background On August 24, 2011, 31 US-bound refugees from Kuala Lumpur, Malaysia (KL) arrived in Los Angeles. One of them was diagnosed with measles post-arrival. He exposed others during a flight, and persons in the community while disembarking and seeking medical care. As a result, 9 cases of measles were identified. Methods We estimated costs of response to this outbreak and conducted a comparative cost analysis examining what might have happened had all US-bound refugees been vaccinated before leaving Malaysia. Results State-by-state costs differed and variously included vaccination, hospitalization, medical visits, and contact tracing with costs ranging from $621 to $35,115. The total of domestic and IOM Malaysia reported costs for US-bound refugees were $137,505 [range: $134,531 - $142,777 from a sensitivity analysis]. Had all US-bound refugees been vaccinated while in Malaysia, it would have cost approximately $19,646 and could have prevented 8 measles cases. Conclusion A vaccination program for US-bound refugees, supporting a complete vaccination for US-bound refugees, could improve refugees' health, reduce importations of vaccine-preventable diseases in the United States, and avert measles response activities and costs.

  18. Autoimmune atrophic gastritis: current perspectives

    Directory of Open Access Journals (Sweden)

    Minalyan A

    2017-02-01

    Full Text Available Artem Minalyan,1 Jihane N Benhammou,1 Aida Artashesyan,1 Michael S Lewis,2 Joseph R Pisegna1 1Division of Gastroenterology, Hepatology and Parenteral Nutrition, 2Department of Pathology and Laboratory Medicine, VA Greater Los Angeles Healthcare System, Los Angeles, CA, USA Abstract: At present there is no universally accepted classification for gastritis. The first successful classification (The Sydney System that is still commonly used by medical professionals was first introduced by Misiewicz et al in Sydney in 1990. In fact, it was the first detailed classification after the discovery of Helicobacter pylori by Warren and Marshall in 1982. In 1994, the Updated Sydney System was proposed during the International Workshop on the Histopathology of Gastritis followed by the publication in The American Journal of Surgical Pathology by Dixon et al. Using the new classification, distinction between atrophic and nonatrophic gastritis was revised, and the visual scale grading was incorporated. According to the Updated Sydney System Classification, atrophic gastritis is categorized into multifocal (H. pylori, environmental factors, specific diet and corpus-predominant (autoimmune. Since metaplasia is a key histological characteristic in patients with atrophic gastritis, it has been recommended to use the word “metaplastic” in both variants of atrophic gastritis: autoimmune metaplastic atrophic gastritis (AMAG and environmental metaplastic atrophic gastritis. Although there are many overlaps in the course of the disease and distinction between those two entities may be challenging, the aim of this review article was to describe the etiology, epidemiology, pathogenesis, diagnosis, clinical manifestations and treatment in patients with AMAG. However, it is important to mention that H. pylori is the most common etiologic factor for the development of gastritis in the world. Keywords: autoimmune gastritis, pernicious anemia, gastric carcinoid

  19. Future energy loads for a large-scale adoption of electric vehicles in the city of Los Angeles: Impacts on greenhouse gas (GHG) emissions

    International Nuclear Information System (INIS)

    Kim, Jae D.; Rahimi, Mansour

    2014-01-01

    Using plug-in electric vehicles (PEVs) has become an important component of greenhouse gas (GHG) emissions reduction strategy in the transportation sector. Assessing the net effect of PEVs on GHG emissions, however, is dependent on factors such as type and scale of electricity generation sources, adoption rate, and charging behavior. This study creates a comprehensive model that estimates the energy load and GHG emissions impacts for the years 2020 and 2030 for the city of Los Angeles. For 2020, model simulations show that the PEV charging loads will be modest with negligible effects on the overall system load profile. Contrary to previous study results, the average marginal carbon intensity is higher if PEV charging occurs during off-peak hours. These results suggest that current economic incentives to encourage off-peak charging result in greater GHG emissions. Model simulations for 2030 show that PEV charging loads increase significantly resulting in potential generation shortages. There are also significant grid operation challenges as the region's energy grid is required to ramp up and down rapidly to meet PEV loads. For 2030, the average marginal carbon intensity for off-peak charging becomes lower than peak charging mainly due to the removal of coal from the power generation portfolio. - Highlights: • Future energy load from PEV charging in the city of Los Angeles is modeled. • Changes in the marginal carbon intensity of the region's electric grid are modeled. • In the short run, offpeak charging results in higher marginal carbon intensity. • There is a mismatch between emissions and economic incentives for charging

  20. Piloting an HIV self-test kit voucher program to raise serostatus awareness of high-risk African Americans, Los Angeles.

    Science.gov (United States)

    Marlin, Robert W; Young, Sean D; Bristow, Claire C; Wilson, Greg; Rodriguez, Jeffrey; Ortiz, Jose; Mathew, Rhea; Klausner, Jeffrey D

    2014-11-26

    Up to half of all new HIV cases in Los Angeles may be caused by the 20-30% of men who have sex with men (MSM) with unrecognized HIV infection. Racial/ethnic minority MSM are at particularly high risk for being sero-unaware and due to stigma and poor healthcare access might benefit from novel private, self-testing methods, such as the recently FDA-approved OraQuick® In-Home HIV Test. From July-November 2013, we undertook a pilot study to examine the feasibility of a voucher program for free OraQuick® tests targeting African American MSM in Los Angeles. We determined feasibility based on: (1) the establishment of a voucher redemption and third-party payment system, (2) the willingness of community-based organizations (CBOs) to disseminate vouchers, and (3) the collection of user demographics, test and linkage-to-care results with an anonymous telephone survey. We partnered with Walgreens® to create a voucher and third-party reimbursement system for free OraQuick® tests. Voucher distribution was divided into two periods. In total, 641 vouchers were supplied to CBOs: 274 (42.7%) went to clients and of those 53 (19.3%) were redeemed. Fifty (18.2%) of the 274 clients were surveyed: 44 (88%) were African American, 39 (78%) reported being likely to repeat voucher use, 44 (88%) reported reviewing pre-test information, and 37 (74%) the post-test information. Three (6%) of 50 survey respondents reported newly testing HIV-positive of whom all (100%) reported seeking medical care. Two withheld their results, both of whom also sought medical care. Developing and partnering with a commercial pharmacy to institute a voucher system to facilitate HIV self-testing with linkage-to-care was feasible. Our findings suggest the voucher program was associated with increasing the identification of new cases of HIV infection with high rates of linkage to care. Expanded research and evaluation of voucher programs for HIV self-test kits among high-risk groups is warranted.

  1. Using DNA barcoding to track seafood mislabeling in Los Angeles restaurants.

    Science.gov (United States)

    Willette, Demian A; Simmonds, Sara E; Cheng, Samantha H; Esteves, Sofia; Kane, Tonya L; Nuetzel, Hayley; Pilaud, Nicholas; Rachmawati, Rita; Barber, Paul H

    2017-10-01

    Seafood mislabeling is common in both domestic and international markets. Studies on seafood fraud often report high rates of mislabeling (e.g., >70%), but these studies have been limited to a single sampling year, which means it is difficult to assess the impact of stricter governmental truth-in-labeling regulations. We used DNA barcoding to assess seafood labeling in 26 sushi restaurants in Los Angeles over 4 years. Seafood from 3 high-end grocery stores were also sampled (n = 16) in 2014. We ordered 9 common sushi fish from menus, preserved tissue samples in 95% ethanol, extracted the genomic DNA, amplified and sequenced a portion of the mtDNA COI gene, and identified the resulting sequence to known fish sequences from the National Center for Biotechnology Information nucleotide database. We compared DNA results with the U.S. Food and Drug Administration (FDA) list of acceptable market names and retail names. We considered sushi-sample labels that were inconsistent with FDA names mislabeled. Sushi restaurants had a consistently high percentage of mislabeling (47%; 151 of 323) from 2012 to 2015, yet mislabeling was not homogenous across species. Halibut, red snapper, yellowfin tuna, and yellowtail had consistently high (15%). All sampled sushi restaurants had at least one case of mislabeling. Mislabeling of sushi-grade fish from high-end grocery stores was also identified in red snapper, yellowfin tuna, and yellowtail, but at a slightly lower frequency (42%) than sushi restaurants. Despite increased regulatory measures and media attention, we found seafood mislabeling continues to be prevalent. © 2017 Society for Conservation Biology.

  2. Drug use among homeless young people in Los Angeles and Melbourne.

    Science.gov (United States)

    Rosenthal, Doreen; Mallett, Shelley; Milburn, Norweeta; Rotheram-Borus, Mary Jane

    2008-09-01

    To examine the effect of time spent homeless on young people's substance use and use of drug and alcohol services in two countries with contrasting policy and service environments. A crossnational survey was conducted of recently homeless and experienced homeless young people in Melbourne (N = 674) and Los Angeles (N = 620). Questions were asked about alcohol and drug use in the past 3 months, frequency of use, injecting drug use, drug dependency, and perceived need for, and use of, drug and alcohol services. Data were analyzed using logistic regression. Substantial numbers of young people reported use of alcohol and drugs. More Australians than Americans and more experienced than newly homeless reported drug use, although there were no differences in frequency of use in the past 3 months. Polydrug use was common, as were injecting drugs and responses that signified drug dependency. All were more common among Australians and experienced homeless young people. A substantial number of young people had "ever" taken part in a drug or alcohol program, but only a minority believed that they needed help from services. Of these, only a minority had sought help. This was particularly so among those who were classified as drug dependent. Reasons for failure to seek help varied. Substance use is alarmingly high compared to national samples of young people, especially among those who had been homeless for longer periods. Programs to reduce substance use must take account of the prevailing drug cultures, as well as different subgroups of the population.

  3. The work experience of undocumented Mexican migrants in Los Angeles.

    Science.gov (United States)

    Simon, R J; Deley, M

    1984-01-01

    This study, based on interviews with Mexican documented and undocumented women workers in Los Angeles county, finds that most of the women in both categories work in factories. Contrary to popular impression, only 10% of the undocumented women in this survey are engaged in private household employment, although 19% were so employed when they 1st came to the US. Despite this obvious change in occupation, in general occupational mobility from 1st jobs is insignificant. On the average, undocumented women's hourly rate of pay was 40 US cents higher than the minimum wage, and US$1.57 lower than the average documented women's wages. Within the same occupational category, the undocumented women earned less per hour. The smallest difference occured in the 'laborer's' category. Another departure from popular impression was that, 76% of undocumented workers were paid by check. The figure was 94% for documented women workers. The respondents who said they were paid in cash were most likely to be in the private household sector. 80% of the undocumented workers did not think that they were discriminated against in their jobs, suggesting that they are a rather timid group of workers who believe that they have no real options regarding their work life, and are relatively satisfied with what they have. Almost all the women said that they came to the US with the intention of staying permanently, or as long as they are not caught and sent back to Mexico, which is their biggest fear. Better job and better pay are the most important reasons given by most women for coming. Being temporarily laid off would not prompt them to return to Mexico, as they are confident that their chances of finding another minimum wage paying job are better in the US. A closek knit network of support usually tides them over during their period of joblessness.

  4. Description of patients with bony tumors treated with prosthesis in reconstruction in the Servicio de Ortopedia at the Hospital Rafael Angel Calderon Guardia 2000-2006

    International Nuclear Information System (INIS)

    Jimenez Quiros, Lisandro Antonio

    2007-01-01

    The use of prosthesis in reconstruction for the management of extensive tumor bone lesions. The study of six patients treated is performed at the Hospital Rafael Angel Calderon Guardia, who were treated for aggressive tumors in the period 2001-2006. Bony tumors are conceptualized, as well as fundamental aspects of cell biology in its development and the classification of the same. Also, relevant information is included with relation to the most frequent indications and possible treatments. In all six cases was placed the rescue prosthesis, four of them has been obtained excellent results. Limb amputation has been the only alternative until the decade of the 70 and survival rates with this treatment were 10 to 20% survival at 5 years. Today, with advances in chemotherapy and limb salvage prosthesis, patients without metastases at diagnosis have a survival of 65 to 75% at five years. The study has made it possible to simultaneously to analyze some aspects of care to these patients; such as: time of biopsy, time of diagnosis, time of initiation of chemotherapy and surgical intervention time. Through this study has concluded that when referring to a malignant tumor of bone is absolutely essential that the process of diagnosis and initiation of treatment of limb salvage surgery are addressed as soon as possible. Finally, some recommendations are raised to strengthen the treatment of malignant tumors in the Hospital Rafael Angel Calderon Guardia. (author) [es

  5. Understanding the density of nonprofit organizations across Los Angeles neighborhoods: Does concentrated disadvantage and violent crime matter?

    Science.gov (United States)

    Wo, James C

    2018-03-01

    Although some urban sociology perspectives suggest how certain sociodeomgraphic characteristics influence nonprofit development, there is a dearth of empirical research to assess neighborhood differences in nonprofit organizations. The goal of the current study is to build upon the extant literature by examining how both concentrated disadvantage and violent crime impact nonprofit density across neighborhoods. Using data from Los Angeles census tracts from 2010 to 2012, I test for linear and nonlinear influences that these two neighborhood factors might exert on nonprofit density. Poisson regression models show that concentrated disadvantage has a nonlinear (U-shaped) effect on all forms of nonprofit density, whereas violent crime has a linear and deleterious effect on all forms of nonprofit density. These results provide important new insights for urban sociology and policy; most importantly, the extent to which neighborhoods with ongoing social problems can later respond to such problems via access to nonprofit organizations. Copyright © 2018 Elsevier Inc. All rights reserved.

  6. Challenges and opportunities in detecting Taenia solium tapeworm carriers in Los Angeles County California, 2009–2014

    Directory of Open Access Journals (Sweden)

    Curtis Croker

    2015-12-01

    Full Text Available Carriers of the pork tapeworm, Taenia solium, are the sole source of neurocysticercosis, a parasitic tissue infection that can be chronic and severe. Identifying T. solium tapeworm carriers is challenging. Many are asymptomatic and go undetected and unreported. In addition, T. solium is difficult to distinguish from other Taenia species of less concern. From 2009 to 2014, 24 taeniasis cases were reported to the Los Angeles County (LAC Department of Public Health. Twenty reports were received solely from our automated electronic laboratory reporting system (ELR, two from health care providers, and two were generated internally from investigation of households with a reported neurocysticercosis case. Further investigation identified one T. solium carrier originally reported by ELR and one identified from a neurocysticercosis case investigation. These results suggest that T. solium tapeworm carriers can be identified from investigation of ELR reports of unspeciated Taenia cases as well as from households of neurocysticercosis cases.

  7. Assessing and evaluating urban VOC emissions in mid-latitude megacities from intensive observations in Paris and Los Angeles

    Science.gov (United States)

    Borbon, A.; Gilman, J. B.; Kuster, W. C.; McKeen, S. A.; Holloway, J. S.; Gros, V.; Gaimoz, C.; Beekmann, M.; De Gouw, J. A.

    2011-12-01

    Volatile Organic Compounds (VOC) affect urban air quality and regional climate change by contributing to ozone formation and the build-up of Secondary Organic Aerosols (SOA). Quantification of VOC emissions is a first critical step to predict VOC environmental impacts and to design effective abatement strategies. Indeed, the quality of ozone and SOA forecasts strongly depends on an accurate knowledge of the primary VOC emissions. However, commonly used bottom-up approaches are highly uncertain due to source multiplicity (combustion processes, storage and distribution of fossil fuels, solvent use, etc.) because of numerous controlling factors (driving conditions, fuel type, temperature, radiation, etc.), and their great variability in time and space. Field observations of VOC and other trace gases can provide valuable top-down constraints to evaluate VOC emission inventories at urban scales. In addition, the implementation of emission reduction measures raises the question of the increasing importance of VOC sources other than traffic. Here, we will evaluate VOC emissions of two mid-latitude megacities in the Northern Hemisphere: the Greater Paris area (Europe) and Los Angeles (USA). In 2009 and 2010, three intensive field campaigns took place in Paris and Los Angeles in the framework of the MEGAPOLI (EU FP7) and CalNex-2010 projects, respectively. Very detailed measurements of aerosol composition and properties, and their gaseous VOC precursors were carried out at ground-based sites (urban center and suburban) and on various mobile platforms. This contribution uses a comprehensive suite of VOC measurements collected by GC-MS/FID techniques at ground-based sites in both cities by a source-receptor methodology. First, emission ratios were estimated from the observations (uncertainty of ± 20%) and compared regarding regional characteristics and European vs. Californian control policies. Then, determined emission ratios were used to assess the accuracy of up

  8. Public Health Investment in Team Care: Increasing Access to Clinical Preventive Services in Los Angeles County

    Directory of Open Access Journals (Sweden)

    Tony Kuo

    2018-02-01

    Full Text Available As part of federal and local efforts to increase access to high quality, clinical preventive services (CPS in underserved populations, the Los Angeles County Department of Public Health (DPH partnered with six local health system and community organization partners to promote the use of team care for CPS delivery. Although these partners were at different stages of organizational capacity, post-program review suggests that each organization advanced team care in their clinical or community environments, potentially affecting >250,000 client visits per year. Despite existing infrastructure and DPH’s funding support of CPS integration, partner efforts faced several challenges. They included lack of sustainable funding for prevention services; limited access to community resources that support disease prevention; and difficulties in changing health-care provider behavior. Although team care can serve as a catalyst or vehicle for delivering CPS, downstream sustainability of this model of practice requires further state and national policy changes that prioritize prevention. Public health is well positioned to facilitate these policy discussions and to assist health system and community organizations in strengthening CPS integration.

  9. Framing the Fukushima Daiichi nuclear accident: An international, comparative study of news frames in Der Spiegel, the Japan Times and the Los Angeles Times

    International Nuclear Information System (INIS)

    Giannakopoulos, Thanos

    2013-01-01

    This study investigated into the news frames employed in reporting on the Fukushima Daiichi nuclear accident, explored the maintenance of the radiation reporting standard, and assessed the overall tone for the local government, the Japanese Government, and the IAEA. Based on content from Der Spiegel, the Japan Times and the Los Angeles Times (n=60), it was found that media evoked 'conflict', 'responsibility attribution', and 'human interest' frames, radiation reporting standard was marginally maintained, and the overall tone was neutral (local government, IAEA) or negative (Japanese Government). Variances across countries were observed, but results coincided with the country's nuclear energy policy. (author)

  10. Efficient determination of vehicle emission factors by fuel use category using on-road measurements: downward trends on Los Angeles freight corridor I-710

    Directory of Open Access Journals (Sweden)

    N. Hudda

    2013-01-01

    Full Text Available To evaluate the success of vehicle emissions regulations, trends in both fleet-wide average emissions as well as high-emitter emissions are needed, but it is challenging to capture the full spread of vehicle emission factors (EFs with chassis dynamometer or tunnel studies, and remote sensing studies cannot evaluate particulate compounds. We developed an alternative method that links real-time on-road pollutant measurements from a mobile platform with real-time traffic data, and allows efficient calculation of both the average and the spread of EFs for light-duty gasoline-powered vehicles (LDG and heavy-duty diesel-powered vehicles (HDD. This is the first study in California to report EFs under a full range of real-world driving conditions on multiple freeways. Fleet average LDG EFs were in agreement with most recent studies and an order of magnitude lower than observed HDD EFs. HDD EFs reflected the relatively rapid decreases in diesel emissions that have recently occurred in Los Angeles/California, and on I-710, a primary route used for goods movement and a focus of additional truck fleet turnover incentives, HDD EFs were often lower than on other freeways. When freeway emission rates (ER were quantified as the product of EF and vehicle miles traveled (VMT per time per mile of freeway, despite a two- to three-fold difference in HDD fractions between freeways, ERs were found to be generally similar in magnitude. Higher LDG VMT on low HDD fraction freeways largely offset the difference. Therefore, the conventional assumption that freeways with the highest HDD fractions are significantly worse sources of total emissions in Los Angeles may no longer be~true.

  11. Efficient determination of vehicle emission factors by fuel use category using on-road measurements: downward trends on Los Angeles freight corridor I-710.

    Science.gov (United States)

    Hudda, N; Fruin, S; Delfino, R J; Sioutas, C

    2013-01-11

    To evaluate the success of vehicle emissions regulations, trends in both fleet-wide average emissions as well as high-emitter emissions are needed, but it is challenging to capture the full spread of vehicle emission factors (EFs) with chassis dynamometer or tunnel studies, and remote sensing studies cannot evaluate particulate compounds. We developed an alternative method that links real-time on-road pollutant measurements from a mobile platform with real-time traffic data, and allows efficient calculation of both the average and the spread of EFs for light-duty gasoline-powered vehicles (LDG) and heavy-duty diesel-powered vehicles (HDD). This is the first study in California to report EFs under a full range of real-world driving conditions on multiple freeways. Fleet average LDG EFs were in agreement with most recent studies and an order of magnitude lower than observed HDD EFs. HDD EFs reflected the relatively rapid decreases in diesel emissions that have recently occurred in Los Angeles/California, and on I-710, a primary route used for goods movement and a focus of additional truck fleet turnover incentives, HDD EFs were often lower than on other freeways. When freeway emission rates (ER) were quantified as the product of EF and vehicle miles traveled (VMT) per time per mile of freeway, despite a twoto three-fold difference in HDD fractions between freeways, ERs were found to be generally similar in magnitude. Higher LDG VMT on low HDD fraction freeways largely offset the difference. Therefore, the conventional assumption that free ways with the highest HDD fractions are significantly worse sources of total emissions in Los Angeles may no longer be true.

  12. The influence of the Los Angeles “oligarchy” on the governance of the municipal water department (1902-1930): a business like any other or a public service?

    OpenAIRE

    Mackillop, Fionn

    2004-01-01

    International audience; The municipalization of the water service in Los Angeles, in 1902, was the result of a (mostly implicit) compromise between the political, social and economic elites of the city: the economic elite (the « oligarchy ») accepted the idea of municipalizing the water service, and helped the Progressive politicians and citizens to put an end to the franchise of the private LA City Water Co, a corporation obsessed with financial profitability: a return of « 100 cents for eve...

  13. Take-off engine particle emission indices for in-service aircraft at Los Angeles International Airport

    Science.gov (United States)

    Moore, Richard H.; Shook, Michael A.; Ziemba, Luke D.; Digangi, Joshua P.; Winstead, Edward L.; Rauch, Bastian; Jurkat, Tina; Thornhill, Kenneth L.; Crosbie, Ewan C.; Robinson, Claire; Shingler, Taylor J.; Anderson, Bruce E.

    2017-12-01

    We present ground-based, advected aircraft engine emissions from flights taking off at Los Angeles International Airport. 275 discrete engine take-off plumes were observed on 18 and 25 May 2014 at a distance of 400 m downwind of the runway. CO2 measurements are used to convert the aerosol data into plume-average emissions indices that are suitable for modelling aircraft emissions. Total and non-volatile particle number EIs are of order 1016-1017 kg-1 and 1014-1016 kg-1, respectively. Black-carbon-equivalent particle mass EIs vary between 175-941 mg kg-1 (except for the GE GEnx engines at 46 mg kg-1). Aircraft tail numbers recorded for each take-off event are used to incorporate aircraft- and engine-specific parameters into the data set. Data acquisition and processing follow standard methods for quality assurance. A unique aspect of the data set is the mapping of aerosol concentration time series to integrated plume EIs, aircraft and engine specifications, and manufacturer-reported engine emissions certifications. The integrated data enable future studies seeking to understand and model aircraft emissions and their impact on air quality.

  14. Take-off engine particle emission indices for in-service aircraft at Los Angeles International Airport.

    Science.gov (United States)

    Moore, Richard H; Shook, Michael A; Ziemba, Luke D; DiGangi, Joshua P; Winstead, Edward L; Rauch, Bastian; Jurkat, Tina; Thornhill, Kenneth L; Crosbie, Ewan C; Robinson, Claire; Shingler, Taylor J; Anderson, Bruce E

    2017-12-19

    We present ground-based, advected aircraft engine emissions from flights taking off at Los Angeles International Airport. 275 discrete engine take-off plumes were observed on 18 and 25 May 2014 at a distance of 400 m downwind of the runway. CO 2 measurements are used to convert the aerosol data into plume-average emissions indices that are suitable for modelling aircraft emissions. Total and non-volatile particle number EIs are of order 10 16 -10 17 kg -1 and 10 14 -10 16 kg -1 , respectively. Black-carbon-equivalent particle mass EIs vary between 175-941 mg kg -1 (except for the GE GEnx engines at 46 mg kg -1 ). Aircraft tail numbers recorded for each take-off event are used to incorporate aircraft- and engine-specific parameters into the data set. Data acquisition and processing follow standard methods for quality assurance. A unique aspect of the data set is the mapping of aerosol concentration time series to integrated plume EIs, aircraft and engine specifications, and manufacturer-reported engine emissions certifications. The integrated data enable future studies seeking to understand and model aircraft emissions and their impact on air quality.

  15. Risks of the ionizing radiations for the anesthesia personnel in operating room in Hospital Dr. Rafael Angel Calderon Guardia

    International Nuclear Information System (INIS)

    Moro Alujas, Yassell N.

    2005-01-01

    The extent of the problem on the radiological exposure of anesthesiologists in the operating rooms was identified in the Hospital Rafael Angel Calderon Guardia, San Jose, Costa Rica. It was necessary to establish the risks in the professional disciplines more exposed to ionizing radiations, including Anesthesiology. Provides information on the radiations received by the anesthesia personnel as a risk factor of labor during professional practice. Within the findings were met dose ionizing radiation received by the participating subjects. It was determined that the monthly doses do not reach the limits of permissible dose average. Besides, no relationship was found between the number of procedures that were used ionizing radiations and the values of dosimetric measurements personal; but, if the type of procedure. In this way was showed that in some radiointerventional procedures there is a higher risk of irradiation [es

  16. Understanding Transitions Toward Sustainable Urban Water Management: Miami, Las Vegas, Los Angeles

    Science.gov (United States)

    Garcia, M. E.; Manago, K. F.; Treuer, G.; Deslatte, A.; Koebele, E.; Ernst, K.

    2016-12-01

    Cities in the United States face numerous threats to their long-term water supplies including preserving ecosystems, competing uses, and climate change. Yet, it is unclear why only some cities have transitioned toward more sustainable water management. These transitions include strategies such as water conservation, water supply portfolio diversification, long-term planning, and integrated resource management. While the circumstances that motivate or moderate transition may vary greatly across cities' physical and institutional contexts, identifying common factors associated with transition can help resource managers capitalize on windows of opportunity for change. To begin the process of identifying such factors, we ask two questions: 1) what combinations of conditions are associated with water management transitions?, and 2) what are the outcomes of these transitions? We examine three cases of utility-level water management in Miami, Las Vegas, and Los Angeles to create data-driven narratives detailing each city's transition. These narratives systematically synthesize multiple data sources to enable cross-case comparison and provide insights into how and why cities transition. Using the foundational concepts from the exposure-based theory of urban change, we focus our analysis on three broad categories of variables that influence urban water management transition: biophysical, political, and regulatory exposures. First, we compare these factors across time and across cities using metrics that standardize diverse data sources. Next, we incorporate qualitative factors that capture a city's unique conditions by integrating these metrics with salient contextual information. Then, through cross-city comparison, we identify factors associated with transition.

  17. Urban nonpoint source pollution buildup and washoff models for simulating storm runoff quality in the Los Angeles County.

    Science.gov (United States)

    Wang, Long; Wei, Jiahua; Huang, Yuefei; Wang, Guangqian; Maqsood, Imran

    2011-07-01

    Many urban nonpoint source pollution models utilize pollutant buildup and washoff functions to simulate storm runoff quality of urban catchments. In this paper, two urban pollutant washoff load models are derived using pollutant buildup and washoff functions. The first model assumes that there is no residual pollutant after a storm event while the second one assumes that there is always residual pollutant after each storm event. The developed models are calibrated and verified with observed data from an urban catchment in the Los Angeles County. The application results show that the developed model with consideration of residual pollutant is more capable of simulating nonpoint source pollution from urban storm runoff than that without consideration of residual pollutant. For the study area, residual pollutant should be considered in pollutant buildup and washoff functions for simulating urban nonpoint source pollution when the total runoff volume is less than 30 mm. Copyright © 2011 Elsevier Ltd. All rights reserved.

  18. Hedylidae (Lepidoptera: Hedyloidea coletados à luz a 40 metros de altura no dossel da floresta da Estação Experimental de Silvicultura Tropical em Manaus, Amazonas, Brasil Hedylidae (Lepidoptera: Hedyloidea collected with light trap at 40 meter height over an Amazon forest canopy at Experimental Station of the Tropical Silviculture in Manaus, Amazonas, Brazil

    Directory of Open Access Journals (Sweden)

    Gilcéia Melo Lourido

    2008-01-01

    Full Text Available Os Hedylidae constituem um grupo de lepidópteros exclusivamente neotropical com 35 espécies conhecidas em um gênero, Macrosoma Hübner, 1818. Antes classificados entre as mariposas Geometridae, agora são considerados um grupo basal e noturno de borboletas. Foram realizadas coletas mensais de janeiro a dezembro de 2004 no dossel de uma floresta em área de terra-firme, utilizando um lençol branco iluminado por luz mista de mercúrio e outra luz negra UV-BLB, instalado a 40 m de altura em uma torre. As coletas foram realizadas das 18:00 às 6:00 h do dia seguinte. Foram coletados 55 exemplares , a maioria machos, somente dois exemplares fêmeas pertencentes a nove espécies, uma delas provavelmente nova, a saber: M. hedylaria Warren (1894, M. bahiata (Felder & Rogenhofer, 1875, M. conifera (Warren, 1897, M. heliconiaria (Guenée, 1857, M. hyacinthina (Warren, 1905, M. klagesi (Prout, 1916, M. lucivittata (Walker, 1863 M. nigrimacula (Warren, 1897 e Macrosoma sp. Os Hedylidae foram mais abundantes na estação mais chuvosa, dezembro a maio, com 65,5% dos espécimes coletados. O horário de maior atividade foi entre 19:00 e 22 h com 80% dos espécimes coletados.The Hedylidae is a lepidopteran group exclusively neotropical, with 35 known species in the genus Macrosoma Hübner, 1818. The family was classified as Geometridae moths but presently they are considered a basal and nocturnal group of butterflies. The collections were carried out monthly from January to December of 2004, during three nights of lunar transition third quarter moon/new moon from 6 p.m. to 6 a.m. The insects were collected over a vertical white sheet illuminated by a 250 watt mixed light and a 20 watt black-light (BLB lamp installed in a tower at a height of 40 m. We collected 53 male specimens and two female specimens, belonging to nine species of which one was probably new to science: M. hedylaria Warren (1894, M. bahiata (Felder & Rogenhofer, 1875, M. conifera (Warren

  19. Urban legacies and soil management affect the concentration and speciation of trace metals in Los Angeles community garden soils.

    Science.gov (United States)

    Clarke, Lorraine Weller; Jenerette, G Darrel; Bain, Daniel J

    2015-02-01

    Heavy metals in urban soils can compromise human health, especially in urban gardens, where gardeners may ingest contaminated dust or crops. To identify patterns of urban garden metal contamination, we measured concentrations and bioavailability of Pb, As, and Cd in soils associated with twelve community gardens in Los Angeles County, CA. This included sequential extractions to partition metals among exchangeable, reducible, organic, or residual fractions. Proximity to road increased all metal concentrations, suggesting vehicle emissions sources. Reducible Pb increased with neighborhood age, suggesting leaded paint as a likely pollutant source. Exchangeable Cd and As both increased with road proximity. Only cultivated soils showed an increase in exchangeable As with road proximity, potentially due to reducing humic acid interactions while Cd bioavailability was mitigated by organic matter. Understanding the geochemical phases and metal bioavailability allows incorporation of contamination patterns into urban planning. Copyright © 2014 Elsevier Ltd. All rights reserved.

  20. Ameerika endised riigisekretärid heitsid pilgu tulevikku / Urmas Kiil

    Index Scriptorium Estoniae

    Kiil, Urmas

    2008-01-01

    Viis endist USA riigisekretäri - Henry Kissinger, James Baker, Madeleine Albright, Warren Christopher ja Colin Powell - andsid nõu tulevasele riigi presidendile, kuidas ta peaks suhtlema Venemaaga, kuidas tuleks lahendada Iraani tuumaprogrammi küsimus ja kuidas oleks võimalik taastada Ameerika prestiizhi maailmas. Vt. samas: Henry Alfred Kissinger, Madeleine Korbel Albright, Warren Minor Chistopher, Colin Luther Powell ja James Addison Baker

  1. Applying Modern Stage Theory to Mauritania: A Prescription to Encourage Entrepreneurship

    Science.gov (United States)

    2014-12-01

    STAGE THEORY TO MAURITANIA: A PRESCRIPTION TO ENCOURAGE ENTREPRENEURSHIP by Jennifer M. Warren December 2014 Thesis Advisor: Robert E...PRESCRIPTION TO ENCOURAGE ENTREPRENEURSHIP 5. FUNDING NUMBERS 6. AUTHOR(S) Jennifer M. Warren 7. PERFORMING ORGANIZATION NAME(S) AND ADDRESS(ES) Naval...a chapter in which Dr. Looney relates modern stage theory to emerging economies. With an understanding that entrepreneurship is key for sustained

  2. The Influence of Key International Actors (U.S.-E.U.) and Kemalists on Turkey’s Attitude Toward its Kurdish Minority

    Science.gov (United States)

    2008-06-01

    Warren Handel, Social Psychology: The Theory and Application of Symbolic Interactionism (Boston: Houghton Mifflin, 1977). 4 Jeffrey Checkel, “Going...92 Lauer, Robert, and Warren Handel. Social Psychology: The Theory and Application of Symbolic Interactionism . Boston: Houghton Mifflin, 1977...the country’s economic program, it nevertheless had a “ symbolic significance” and, according to William Hale, it provided additional incentives to

  3. Understanding parents' concerns about their children with autism taking public school transportation in Los Angeles County.

    Science.gov (United States)

    Angell, Amber M; Solomon, Olga

    2018-05-01

    There are a number of recent US news media reports of children and youth with autism becoming lost, injured, or even dying while taking public school transportation, yet research on this problem is scarce. This ethnographic study examines the experiences of 14 parents whose children with autism take public school transportation in Los Angeles County. We present two case studies of children with autism being "lost" while in transit from school to home on the bus to (1) describe how the situation was experienced, responded to, and managed by the parents; (2) consider three interrelated themes that emerged from interviews with 14 parents, related to children's safety, independence, and participation, across multiple contexts and analytic levels; and (3) discuss the findings in relation to US news media reports of incidents involving children with autism on school buses to identify specific weaknesses in school transportation infrastructure, particularly in the context of privatization, that create conditions in which children with autism can "fall through the cracks" in potentially life-threatening ways. We argue that there is a critical need to address transportation accessibility for individuals on the autism spectrum to ensure their safety and support their independence and community participation.

  4. Application of a New Integrated Decision Support Tool (i-DST) for Urban Water Infrastructure: Analyzing Water Quality Compliance Pathways for Three Los Angeles Watersheds

    Science.gov (United States)

    Gallo, E. M.; Hogue, T. S.; Bell, C. D.; Spahr, K.; McCray, J. E.

    2017-12-01

    The water quality of receiving streams and waterbodies in urban watersheds are increasingly polluted from stormwater runoff. The implementation of Green Infrastructure (GI), which includes Low Impact Developments (LIDs) and Best Management Practices (BMPs), within a watershed aim to mitigate the effects of urbanization by reducing pollutant loads, runoff volume, and storm peak flow. Stormwater modeling is generally used to assess the impact of GIs implemented within a watershed. These modeling tools are useful for determining the optimal suite of GIs to maximize pollutant load reduction and minimize cost. However, stormwater management for most resource managers and communities also includes the implementation of grey and hybrid stormwater infrastructure. An integrated decision support tool, called i-DST, that allows for the optimization and comprehensive life-cycle cost assessment of grey, green, and hybrid stormwater infrastructure, is currently being developed. The i-DST tool will evaluate optimal stormwater runoff management by taking into account the diverse economic, environmental, and societal needs associated with watersheds across the United States. Three watersheds from southern California will act as a test site and assist in the development and initial application of the i-DST tool. The Ballona Creek, Dominguez Channel, and Los Angeles River Watersheds are located in highly urbanized Los Angeles County. The water quality of the river channels flowing through each are impaired by heavy metals, including copper, lead, and zinc. However, despite being adjacent to one another within the same county, modeling results, using EPA System for Urban Stormwater Treatment and Analysis INtegration (SUSTAIN), found that the optimal path to compliance in each watershed differs significantly. The differences include varied costs, suites of BMPs, and ancillary benefits. This research analyzes how the economic, physical, and hydrological differences between the three

  5. National Manufacturing Strategy: Is a National Manufacturing Strategy Essential to National Security?

    Science.gov (United States)

    2011-05-01

    cycle found nearly a quarter of all homeowners owning more than their home was worth. 11 Both Paul Volcker and Warren Buffet arrived at similar...November 15, 2010; Warren Buffet , Testimony, Financial Crisis Inquiry Commission, June 2, 2010; “Subprime Mortgage Crisis,” http://en.wikipedia.org...overseas manufacturing. Case Study: Semiconductor Wafer Industry. The history of the semiconductor industry is an instructive account . It begins with

  6. Molecular characterization and antimicrobial susceptibility of Acinetobacter baumannii isolates obtained from two hospital outbreaks in Los Angeles County, California, USA.

    Science.gov (United States)

    Warner, Wayne A; Kuang, Shan N; Hernandez, Rina; Chong, Melissa C; Ewing, Peter J; Fleischer, Jen; Meng, Jia; Chu, Sheena; Terashita, Dawn; English, L'Tanya; Chen, Wangxue; Xu, H Howard

    2016-05-04

    Antibiotic resistant strains of Acinetobacter baumannii have been responsible for an increasing number of nosocomial infections including bacteremia and ventilator-associated pneumonia. In this study, we analyzed 38 isolates of A. baumannii obtained from two hospital outbreaks in Los Angeles County for the molecular epidemiology, antimicrobial susceptibility and resistance determinants. Pulsed field gel electrophoresis, tri-locus multiplex PCR and multi-locus sequence typing (Pasteur scheme) were used to examine clonal relationships of the outbreak isolates. Broth microdilution method was used to determine antimicrobial susceptibility of these isolates. PCR and subsequent DNA sequencing were employed to characterize antibiotic resistance genetic determinants. Trilocus multiplex PCR showed these isolates belong to Global Clones I and II, which were confirmed to ST1 and ST2, respectively, by multi-locus sequence typing. Pulsed field gel electrophoresis analysis identified two clonal clusters, one with 20 isolates (Global Clone I) and the other with nine (Global Clone II), which dominated the two outbreaks. Antimicrobial susceptibility testing using 14 antibiotics indicated that all isolates were resistant to antibiotics belonging to four or more categories of antimicrobial agents. In particular, over three fourth of 38 isolates were found to be resistant to both imipenem and meropenem. Additionally, all isolates were found to be resistant to piperacillin, four cephalosporin antibiotics, ciprofloxacin and levofloxacin. Resistance phenotypes of these strains to fluoroquinolones were correlated with point mutations in gyrA and parC genes that render reduced affinity to target proteins. ISAba1 was detected immediately upstream of the bla OXA-23 gene present in those isolates that were found to be resistant to both carbapenems. Class 1 integron-associated resistance gene cassettes appear to contribute to resistance to aminoglycoside antibiotics. The two outbreaks were

  7. Design the organizational model for the creation of a radiation protection service in hospitals Rafael Angel Calderon Guardia, San Juan de Dios and Mexico

    International Nuclear Information System (INIS)

    Astua Chaverri, Erika; Jimenez Cordero, Martin; Jimenez Quesada, Ulises; Montero Cordero, Rosa Ma.

    2008-01-01

    The search for new ways to protect occupationally exposed population, external users and the environment has been the need to optimize all aspects of radiation protection, to prevent incidents or accidents, by the use of ionizing radiation. Proposal consists in carrying out field work to be involving staff who work with ionizing radiation in the areas of diagnostic radiology, radiotherapy and nuclear medicine in hospitals Rafael Angel Calderon Guardia, Hospital Mexico and Hospital San Juan de Dios. The collected data were coded and analyzed for a situational diagnosis of radiation protection. The results have led to the proposal of the Design of an Organizational Model for Radiological Protection Service to the hospitals included in the investigation. (author) [es

  8. SHRIMP-RG U-Pb isotopic systematics of zircon from the Angel Lake orthogneiss, East Humboldt Range, Nevada: is this really Archean crust? REPLY

    Science.gov (United States)

    Premo, Wayne R.

    2010-01-01

    The comments from McGrew and Snoke are well received and their concerns for the interpretations in our paper (Premo et al., 2008), which questions the original contention that the Angel Lake orthogneiss is an Archean rock, are many and varied—all of which we will attempt to address. As they point out, this issue is an important one as this particular crustal exposure may delimit the southwestern extent of the Archean Wyoming province (Foster et al., 2006; Mueller and Frost, 2006), which has implications for the true crustal evolution of this region of the Great Basin and perhaps more importantly its relationship (if any) to the location of the world-class gold deposits of north-central Nevada (e.g., Howard, 2003).

  9. Air quality impacts of a CicLAvia event in Downtown Los Angeles, CA

    International Nuclear Information System (INIS)

    Shu, Shi; Batteate, Christina; Cole, Brian; Froines, John; Zhu, Yifang

    2016-01-01

    CicLAvia in Los Angeles, CA is the open streets program that closes streets to motorized vehicles and invites people to walk, run, play or ride their bicycles on these streets, allowing them to experience the city in a new way and get exercise at the same time. Since the events reduce the motorized traffic flow, which is a significant source of air pollution, on the streets, it is reasonable to hypothesize that the CicLAvia events can reduce the concentrations of traffic-emitted air pollutants during the road closure. This study is the first experiment to test this hypothesis. The on-road and community-wide ultrafine particle (UFP) and PM_2_._5 were measured on the Event-Sunday (October 5th, 2014) and the Pre- and Post- Sundays (September 28"t"h and October 12"t"h, 2014). Data analysis results showed the on-road UFP and PM_2_._5 reduction was 21% and 49%, respectively, and the community-wide PM_2_._5 reduction was 12%. - Highlights: • A natural experiment on air quality impacts of one CicLAvia event was conducted. • The CicLAvia event reduced traffic flow from 1,100 vehicles h"−"1 to zero. • On-road ultrafine particle and PM_2_._5 reduction was 21% and 49% respectively. • Community-wide PM_2_._5 reduction was 12%. - This study showed the CicLAvia event on October 5th, 2014 had reduced the on-road and community-wide concentrations of ultrafine particles and PM_2_._5.

  10. Atlanto-occipital fusion and spondylolisthesis in an Anasazi skeleton from Bright Angel Ruin, Grand Canyon National Park, Arizona.

    Science.gov (United States)

    Merbs, C F; Euler, R C

    1985-08-01

    The skeleton of a middle-aged female showing an unusual pattern of congenital, traumatic, and degenerative pathology was recovered from a small Kayenta Anasazi site located near the confluence of Bright Angel Creek with the Colorado River in the Inner Gorge of Grand Canyon. The atlas is fused with the base of the skull and C2 is fused with C3. The cervical region was subjected to hyperextension, perhaps through use of a tumpline, with resultant reduction of the neural canal to 8 mm, a condition that quite likely led to neurological problems. The skeleton also includes a depression fracture of the lateral condyle of the left tibia. Complete, bilateral spondylolysis of L5 led to an olisthesis of approximately 15 mm. The disc between L5 and S1 then ossified, most likely from staphylococcus bacteremia, making the olisthesis permanent and thereby creating a unique arachaeological specimen. Although spondylolysis is usually viewed as a stress fracture, the general pattern of pathology in this individual makes it necessary to consider an etiology of acute trauma.

  11. Parenting and proximity to social services: Lessons from Los Angeles County in the community context of child neglect.

    Science.gov (United States)

    Maguire-Jack, Kathryn; Klein, Sacha

    2015-07-01

    Using a sample of 438 parents in Los Angeles County, CA, this study examines the role of proximity to social services in child neglect. In an extension of social disorganization theory, it seeks to understand the potential sources of support in neighborhoods for families. It uses ordinary least squares regression to examine driving distance from parents' residences to four types of services (child care, domestic violence, mental health/substance abuse, and poverty). The results show an association between proximity to mental health and substance abuse services and parents' self-reported neglectful behaviors. Additionally, higher levels of socioeconomic disadvantage (poverty, unemployment, and low education), having older children, respondents being male, and respondents being older parents are associated with higher levels of child neglect, while being white is associated with lower levels. Overall, the findings suggest a potentially protective role of geographic access to mental health and substance abuse services in child maltreatment. Additional research on the pathways through which proximity to services influences child neglect is needed. Copyright © 2015 Elsevier Ltd. All rights reserved.

  12. Integrating Electronic Reverse Auctions into Defense Procurement: Exploratory Research on Opportunities, Issues, Processes, Risks, and Cultural Implications

    Science.gov (United States)

    2009-12-18

    Kuwait to Warren Buffet . His point was that critics look at multiple Kuwaiti businesses with the same owner and think automatically that owners...rpfkbpp=C=mr_if`=mlif`v - 78 - k^s^i=mlpqdo^ar^qb=p`elli= = Eastern owners, like Warren Buffet , are far too concerned with bigger problems than to...Regulation FY Fiscal Year GAO Government Accountability Office (previously General Accounting Office) GSA General Services Agency

  13. Mantle helium along the Newport-Inglewood fault zone, Los Angeles basin, California: A leaking paleo-subduction zone

    Science.gov (United States)

    Boles, J. R.; Garven, G.; Camacho, H.; Lupton, J. E.

    2015-07-01

    Mantle helium is a significant component of the helium gas from deep oil wells along the Newport-Inglewood fault zone (NIFZ) in the Los Angeles (LA) basin. Helium isotope ratios are as high as 5.3 Ra (Ra = 3He/4He ratio of air) indicating 66% mantle contribution (assuming R/Ra = 8 for mantle), and most values are higher than 1.0 Ra. Other samples from basin margin faults and from within the basin have much lower values (R/Ra geothermal gradients, and is modeled as truncated by a proposed major, potentially seismically active, décollement beneath the LA basin. Our results demonstrate that the NIFZ is a deep-seated fault directly or indirectly connected with the mantle. Based on a 1-D model, we calculate a maximum Darcy flow rate q ˜ 2.2 cm/yr and a fault permeability k ˜ 6 × 10-17 m2 (60 microdarcys), but the flow rates are too low to create a geothermal anomaly. The mantle leakage may be a result of the NIFZ being a former Mesozoic subduction zone in spite of being located 70 km west of the current plate boundary at the San Andreas fault.

  14. HYDRAULICS, WARREN COUNTY, IOWA USA

    Data.gov (United States)

    Federal Emergency Management Agency, Department of Homeland Security — Recent developments in digital terrain and geospatial database management technology make it possible to protect this investment for existing and future projects to...

  15. Nuclear event time histories and computed site transfer functions for locations in the Los Angeles region

    Science.gov (United States)

    Rogers, A.M.; Covington, P.A.; Park, R.B.; Borcherdt, R.D.; Perkins, D.M.

    1980-01-01

    This report presents a collection of Nevada Test Site (NTS) nuclear explosion recordings obtained at sites in the greater Los Angeles, Calif., region. The report includes ground velocity time histories, as well as, derived site transfer functions. These data have been collected as part of a study to evaluate the validity of using low-level ground motions to predict the frequency-dependent response of a site during an earthquake. For this study 19 nuclear events were recorded at 98 separate locations. Some of these sites have recorded more than one of the nuclear explosions, and, consequently, there are a total of 159, three-component station records. The location of all the recording sites are shown in figures 1–5, the station coordinates and abbreviations are given in table 1. The station addresses are listed in table 2, and the nuclear explosions that were recorded are listed in table 3. The recording sites were chosen on the basis of three criteria: (1) that the underlying geological conditions were representative of conditions over significant areas of the region, (2) that the site was the location of a strong-motion recording of the 1971 San Fernando earthquake, or (3) that more complete geographical coverage was required in that location.

  16. Menu labeling perception and health behaviors among immigrant and US born minority populations: assessment in two Los Angeles public markets.

    Science.gov (United States)

    Vargas-Bustamante, Arturo

    2013-01-01

    To analyze menu labeling perception and food choices/health behaviors in two Los Angeles public markets. Labels with food caloric content were displayed in the food court of one of these markets. Bivarate means analyses compared the surveyed population by market and by nativity status. The main predictors of menu-labeling influence were identified in the sample from the market that displayed labels. A separate analysis investigated food choices/health behaviors among immigrant cohorts by time of US residence. Reading labels when shopping was one of the main predictors associated with menu labeling influence. Longer-stayed immigrants were more likely to afford "balanced meals", but they were also more likely to eat in fast food restaurants and less likely to engage into moderate/intense physical activity. While nativity was not a significant predictor of menu labeling influence on food choices, our findings suggest food choices/behaviors convergence among immigrant and US-born populations.

  17. Influence of cultivar, cooking, and storage on cell-wall polysaccharide composition of winter squash (Cucurbita maxima).

    Science.gov (United States)

    Ratnayake, R M Sunil; Melton, Laurence D; Hurst, Paul L

    2003-03-26

    Changes in the cell-wall polysaccharides (CWP) of the edible tissues of four winter squash cultivars during storage and after cooking were investigated. A procedure for isolating cell walls of tissues containing high levels of starch was used. The starch-free CWP were sequentially fractionated using CDTA, dilute Na(2)CO(3), and 4 M KOH. Cellulose made up 40-42% of the total CWP for three cultivars (Delica, CF 2, and CF 4) at harvest but was 35% in the softer Red Warren. The pectic polysaccharides of Delica, CF 2, and CF 4 cell walls are more branched than those from Red Warren squash. The higher proportion of uronic acid in the pectic polysaccharides of Red Warren squash correlates with its lower firmness. Cooking resulted in an increase in the water-soluble pectins and a decrease in the pectins associated with cellulose. The total CWP content of the squash cultivars remained unchanged for up to 2 months of storage and then markedly decreased between 2 and 3 months of storage. The galactose content of Delica and Red Warren cell walls remained relatively constant from harvest to 2 months of storage and then decreased markedly during 2-3 months of storage.

  18. Laminated Composite Shell Element Using Absolute Nodal Coordinate Formulation and Its Application to ANCF Tire Model

    Science.gov (United States)

    2015-04-24

    Technical Paper 971100. [3] Gruber, P., Sharp, R. S. and Crocombe, A. D., 2012, "Normal and Shear Forces in the Contact Patch of a Braked Racing Tyre ...Paramsothy Jayakumar US Army TARDEC 6501 E. 11 Mile Road Warren, MI 48397-5000 Hiroyuki Sugiyama Department of Mechanical and Industrial...7. PERFORMING ORGANIZATION NAME(S) AND ADDRESS(ES) US Army RDECOM-TARDEC,6501 E. 11 Mile Road ,Warren,MI,48397-5000 8. PERFORMING ORGANIZATION

  19. Defense AT and L. Volume 44, Number 2

    Science.gov (United States)

    2015-04-01

    millennials to connect with the orga- nization and to share a sense of responsibility. Warren Buffet on Integrity In the book, “The Warren Buffet CEO...often does not assign a single point of contact for a pursuit; there is no “one person” accountable , other than the program director, to win the...Reports demonstrate that the use of LPTA has increased significantly in recent years. According to the Government Accountability Office (GAO), between

  20. Reporting on a Talk I Gave Some Months Ago, the Headline in "La Opinion," Los Angeles' Premier Spanish Language Newspaper, Declared the City's School System "en crisis permanente." No One Wrote in to Disagree. The Claremont Letter. Volume 3, Issue 1

    Science.gov (United States)

    Kerchner, Charles T.

    2008-01-01

    Reporting on a talk the author gave some months ago, the headline in "La Opinion," Los Angeles' premier Spanish language newspaper, declared the city's school system "en crisis permanente." No one wrote in to disagree. Indeed, at the end of "Learning from L.A.: Institutional Change in American Public Education" (Harvard Education Press) the author…

  1. Check Yourself: a social marketing campaign to increase syphilis screening in Los Angeles County.

    Science.gov (United States)

    Plant, Aaron; Javanbakht, Marjan; Montoya, Jorge A; Rotblatt, Harlan; O'Leary, Christopher; Kerndt, Peter R

    2014-01-01

    In 2007, the Los Angeles County Department of Public Health launched Check Yourself, a new social marketing campaign, as part of ongoing efforts to address the persistent syphilis epidemic among men who have sex with men (MSM) in the county. The goals of the campaign were to increase syphilis testing and knowledge among MSM. Check Yourself was planned with careful attention to the principles of social marketing, including formative research, market segmentation, and an emphasis on building a strong brand. A cross-sectional survey using a time-location sample was conducted in 2009 for the evaluation. The survey assessed demographics, syphilis knowledge, and recent syphilis testing as well as unaided awareness, aided awareness, and confirmed awareness, meaning that a person had both awareness of the campaign and could correctly identify that the campaign was about syphilis. The total sample size was 306. Unaided awareness for Check Yourself was 20.7%, and aided awareness was 67.5%, bringing total campaign awareness to 88.2%; confirmed awareness was 30.4%. Unaided campaign awareness was associated with syphilis knowledge and important risk behaviors for syphilis, indicating that the campaign reached an appropriate audience. Total awareness was not associated with recent syphilis testing in a multivariate model. However, MSM with confirmed awareness were more than 6 times more likely to have been recently tested. The evaluation of Check Yourself found that the campaign had a very strong brand among MSM. Although total awareness was not associated with syphilis testing, confirmed awareness, a more robust measure, was strongly associated.

  2. Asian American mothers' perception of their children's weight: a comparison with other racial/ethnic groups in Los Angeles.

    Science.gov (United States)

    Nobari, Tabashir Z; Wang, May-Choo; Whaley, Shannon E

    2015-01-01

    While mother's perception of child's weight is important for the success of early childhood obesity prevention programs, few studies have examined that of Asian Americans. Our study examined their perception and compared it to that of mothers of other racial/ethnic groups. Cross-sectional study of 2,051 randomly selected mothers of children aged 2-5 years living in Los Angeles County who were enrolled in the Special Supplemental Nutrition Program for Women Infants and Children (WIC). The primary outcome was mother's perception of child's weight. We found that Asian American mothers were 2.12 (95% CI: 1.27-3.54) times as likely as Hispanic mothers to accurately perceive their children's weight, adjusting for child's age, sex and birthweight, and mother's age and education. However, this relationship disappeared after adjusting for mother's BMI. We did not find differences in perception of child's weight among non-Hispanic White, non-Hispanic Black and Hispanic mothers. It appears that Asian American mothers' increased accurate perception of child's weight status can be partially explained by their lower prevalence of obesity. Our findings suggest that early childhood obesity prevention programs should consider the weight status of mothers.

  3. Acceptable Interventions to Reduce Syphilis Transmission Among High-Risk Men Who Have Sex With Men in Los Angeles

    Science.gov (United States)

    Plant, Aaron; Javanbakht, Marjan; Cross, John; Montoya, Jorge A.; Bolan, Robert; Kerndt, Peter R.

    2015-01-01

    Objectives. We examined perceptions of and attitudes toward existing and potential syphilis interventions, including case management and Web-based programs, to increase syphilis testing among high-risk men who have sex with men (MSM). Methods. Between October 2010 and June 2011, we conducted in-depth interviews with 19 MSM in Los Angeles, California, with repeat early syphilis infections (primary, secondary, and early latent syphilis) within the previous 5 years. We analyzed the interviews inductively to determine the most acceptable potential interventions. Results. Experiences with health department and community-based standard of care case management were generally positive. The most popular interventions among respondents included a Web site providing information on syphilis and syphilis testing, automated Web reminders to test, being paid to test, free online home testing kits, and preexposure prophylactic medication. Respondents’ beliefs that they would continue to practice high-risk sexual behaviors reinforced their reasons for wanting increased accessibility and convenient testing strategies. Conclusions. Public health officials should consider participant responses to potential interventions for syphilis, which suggest that high-risk MSM would consider testing more often or using other interventions. PMID:25602881

  4. Recusant Witnesses and the McCarthyite Congressional Investigations

    Directory of Open Access Journals (Sweden)

    Corbett Ross J.

    2016-04-01

    Full Text Available This paper charts the Warren Court’s handling of those convicted for contempt of Congress at the urging of the House Un-American Activities Committee and the Senate Subcommittee on Internal Security. An examination of the arguments made in the Court’s various opinions—and by whom—reveals that the outcomes in these cases cannot be explained solely by the changing membership of the Court. Even when there were the votes to support the vigorous denunciations of the McCarthyite congressional investigations that found expression in dissents inspired by Watkins v. United States, the Warren Court took a more measured tone. That more measured tone was an attempt to avoid a repeat of the fractured Court amidst a public backlash that Warren had provoked with Watkins and marked a return to the Court’s pre-Watkins use of formalism to bring about the just result.

  5. Sudden weaning of angel fish pterophyllum scalare (Lichtenstein) (Pisces; Cichlidae) larvae from brine shrimp (Artemia sp) nauplii to formulated larval feed.

    Science.gov (United States)

    Herath, Sandamali Sakunthala; Atapaththu, Kerthi Sri Senarathna

    2013-12-01

    This study investigated the effects of sudden weaning of angel fish larvae (Pteraphylum scalari) from Artemia nauplii to commercial larval feed. Four days post hatch (DPH) larvae were reared in four different weaning protocols (TR1-TR4) with triplicates in a complete randomize design. Larvae in TR1 and TR4 were exclusively fed Artemia nauplii and dry feed respectively. In TR2 and TR3, larvae were initially fed Artemia nauplii and suddenly wean to formulated feed on 14 DPH and 7 DPH respectively. The experiment was lasted for 28 days. At the end of the experiment, final mean weight (FW), total length (FL), height (FH), Daily Weight Gain (DWG), Specific Growth Rate (SGR), survival and stress index were compared. Significantly highest (P larvae solely fed formulated feed. Survival and the stress index were independent from weaning methods. Although sudden weaning is possible on 7 DPH, larvae showed comparatively higher growth when switch off to formulate feed on 14 DPH.

  6. A 2015 outbreak of flea-borne rickettsiosis in San Gabriel Valley, Los Angeles County, California.

    Directory of Open Access Journals (Sweden)

    Kimberly Nelson

    2018-04-01

    Full Text Available Although flea-borne rickettsiosis is endemic in Los Angeles County, outbreaks are rare. In the spring of 2015 three human cases of flea-borne rickettsiosis among residents of a mobile home community (MHC prompted an investigation. Fleas were ubiquitous in common areas due to presence of flea-infested opossums and overabundant outdoor cats and dogs. The MHC was summarily abated in June 2015, and within five months, flea control and removal of animals significantly reduced the flea population. Two additional epidemiologically-linked human cases of flea-borne rickettsiosis detected at the MHC were suspected to have occurred before control efforts began. Molecular testing of 106 individual and 85 pooled cat fleas, blood and ear tissue samples from three opossums and thirteen feral cats using PCR amplification and DNA sequencing detected rickettsial DNA in 18.8% of the fleas. Seventeen percent of these cat fleas tested positive for R. felis-specific DNA compared to under two (<2 percent for Candidatus R. senegalensis-specific DNA. In addition, serological testing of 13 cats using a group-specific IgG-ELISA detected antibodies against typhus group rickettsiae and spotted fever group rickettsiae in six (46.2% and one (7.7% cat, respectively. These results indicate that cats and their fleas may have played an active role in the epidemiology of the typhus group and/or spotted fever group rickettsial disease(s in this outbreak.

  7. Energy efficiency and the environment: Innovative ways to improve air quality in the Los Angeles Basin

    Energy Technology Data Exchange (ETDEWEB)

    Ritschard, R.

    1993-02-01

    This paper focuses on novel, innovative approaches for reducing or delaying the production of photochemical smog in the Los Angeles Basin. These approaches include modifying the surface characteristics of the basin by increasing surface albedo and an extensive tree-planting program. The changes in surface conditions are designed to reduce the basin air temperatures, especially during the summer months, which will result in two possible effects. First, a decrease in temperature would lead to a reduction in energy use with an associated decline in emissions of nitrogen oxides (NO[sub x]) and a lowering of evaporative emission of reactive organic gases. Reductions in these smog precursors could improve the air quality of the basin without imposing additional emissions regulations. The second effect is associated with the possible causal relationship between air temperature and smog formation (i.e., lower temperatures and lower incidence of smog). Since this approach to mitigating air emissions is broad, the studies to date have concentrated on how changes in surface characteristics affect the meteorological conditions of the basin and on how these meteorological changes subsequently affect smog production. A geographic information system database of key surface characteristics (i.e., vegetative cover, albedo, moisture availability, and roughness) was compiled, and these characteristics were evaluated using prognostic meteorological models. The results of two- and three-dimensional meteorological simulations will be presented and discussed in this paper.

  8. Energy efficiency and the environment: Innovative ways to improve air quality in the Los Angeles Basin

    Energy Technology Data Exchange (ETDEWEB)

    Ritschard, R.

    1993-02-01

    This paper focuses on novel, innovative approaches for reducing or delaying the production of photochemical smog in the Los Angeles Basin. These approaches include modifying the surface characteristics of the basin by increasing surface albedo and an extensive tree-planting program. The changes in surface conditions are designed to reduce the basin air temperatures, especially during the summer months, which will result in two possible effects. First, a decrease in temperature would lead to a reduction in energy use with an associated decline in emissions of nitrogen oxides (NO{sub x}) and a lowering of evaporative emission of reactive organic gases. Reductions in these smog precursors could improve the air quality of the basin without imposing additional emissions regulations. The second effect is associated with the possible causal relationship between air temperature and smog formation (i.e., lower temperatures and lower incidence of smog). Since this approach to mitigating air emissions is broad, the studies to date have concentrated on how changes in surface characteristics affect the meteorological conditions of the basin and on how these meteorological changes subsequently affect smog production. A geographic information system database of key surface characteristics (i.e., vegetative cover, albedo, moisture availability, and roughness) was compiled, and these characteristics were evaluated using prognostic meteorological models. The results of two- and three-dimensional meteorological simulations will be presented and discussed in this paper.

  9. Coastal upwelling linked to toxic Pseudo-nitzschia australis blooms in Los Angeles coastal waters, 2005-2007

    KAUST Repository

    Schnetzer, Astrid; Jones, Burton; Schaffner, Rebecca A.; Cetinić, Ivona; Fitzpatrick, Elizabeth; Miller, Peter E.; Seubert, Erica L.; Caron, David A.

    2013-01-01

    Harmful algal blooms dominated by the diatom Pseudo-nitzschia spp. have become a perennial but variable event within surface waters near the greater Los Angeles area. Toxic blooms during spring seasons from 2005 to 2007 varied strongly in their overall toxicity and duration. Differences in bloom dynamics were linked to differences in storm-induced river discharge following episodic rain events and coastal upwelling, both major coastal processes that led to the injection of nutrients into coastal surface waters. Heavy river runoff during early 2005, a record-rainfall year, favored a phytoplankton community mainly comprised of algal taxa other than Pseudo-nitzschia. The spring bloom during 2005 was associated with low domoic acid surface concentrations and minor contributions of (mainly) P. delicatissima to the diatom assemblage. In contrast, highly toxic P. australis-dominated blooms during spring seasons of 2006 and 2007 were linked to strong upwelling events. River discharge quotas in 2006 and 2007, in contrast to 2005, fell well below annual averages for the region. Surface toxin levels were linked to colder, more saline (i.e. upwelled) water over the 3-year study, but no such consistent relationship between domoic acid levels and other physiochemical parameters, such as macronutrient concentrations or nutrient ratios, was observed. © The Author 2013. Published by Oxford University Press. All rights reserved.

  10. Coastal upwelling linked to toxic Pseudo-nitzschia australis blooms in Los Angeles coastal waters, 2005-2007

    KAUST Repository

    Schnetzer, Astrid

    2013-06-10

    Harmful algal blooms dominated by the diatom Pseudo-nitzschia spp. have become a perennial but variable event within surface waters near the greater Los Angeles area. Toxic blooms during spring seasons from 2005 to 2007 varied strongly in their overall toxicity and duration. Differences in bloom dynamics were linked to differences in storm-induced river discharge following episodic rain events and coastal upwelling, both major coastal processes that led to the injection of nutrients into coastal surface waters. Heavy river runoff during early 2005, a record-rainfall year, favored a phytoplankton community mainly comprised of algal taxa other than Pseudo-nitzschia. The spring bloom during 2005 was associated with low domoic acid surface concentrations and minor contributions of (mainly) P. delicatissima to the diatom assemblage. In contrast, highly toxic P. australis-dominated blooms during spring seasons of 2006 and 2007 were linked to strong upwelling events. River discharge quotas in 2006 and 2007, in contrast to 2005, fell well below annual averages for the region. Surface toxin levels were linked to colder, more saline (i.e. upwelled) water over the 3-year study, but no such consistent relationship between domoic acid levels and other physiochemical parameters, such as macronutrient concentrations or nutrient ratios, was observed. © The Author 2013. Published by Oxford University Press. All rights reserved.

  11. The marine leech Stibarobdella loricata (Harding, 1924 (Hirudinea, Piscicolidae, parasitic on the angel shark Squatina spp. and sandtiger shark Carcharias taurus Rafinesque, 1810 (Chondrichthyes: Squatinidae, Carchariidae in Southern Brazilian waters

    Directory of Open Access Journals (Sweden)

    Soto J. M. R.

    2003-01-01

    Full Text Available The presence of the marine leech, Stibarobdella loricata (Harding, 1924 (Hirudinea, Piscicolidae, is reported on the southern coast of Brazil, based on seven lots with 47 specimens, between 71 and 182 mm in total length, collected on the dorsal region of angel sharks, Squatina argentina (Marini, 1930; S. guggenheim Marini, 1936; S. punctata Marini, 1936 (Chondrichthyes, Squatinidae; and on the head of a sandtiger shark, Carcharias taurus Rafinesque, 1810 (Chondrichthyes, Carchariidae. This is the first record of S. loricata in the western Atlantic and of its parasitic association with S. argentina, S. guggenheim, S. punctata, and C. taurus.

  12. Urbanität nach exklusivem Rezept. Die Ausdeutung des Städtischen durch hochpreisige Immobilienprojekte in Berlin und Los Angeles

    Directory of Open Access Journals (Sweden)

    Henning Füller

    2013-07-01

    Full Text Available Innerstädtisches Wohnen steht zunehmend hoch im Kurs. Wahlweise als „Renaissance der Stadt“, Reurbanisierung oder Gentrifizierung thematisiert, ist das gegenwärtige Interesse von Investor_innen, Projektentwickler_innen und Käufer_innen an innerstädtischen Lagen prägnanter Ausdruck einer fortgesetzten Restrukturierung europäischer und US-amerikanischer Städte. Neben Prozessen der Inwertsetzung und Verdrängung umfasst diese Neuordnung auch die Ebene der Bedeutungen von Stadt und Urbanität. Insbesondere hochpreisige Neubauprojekte konkretisieren derzeit veränderte Vorstellungen bezüglich der Qualität der Stadt, ihrer Nutzer_innen und Nutzungsweisen. Der Beitrag zieht Projekte innerstädtischen Luxuswohnens in Berlin und Los Angeles heran, um dieser baulichen Konkretisierung von Diskursen um Stadt und Urbanität als Aspekt der gegenwärtigen „Renaissance der Stadt“ nachzugehen. In welcher Weise manifestieren sich Vorstellungen des erstrebenswerten städtischen Lebens in aktuellen Projekten hochpreisigen innerstädtischen Wohnungsbaus und welche Implikationen hat dies für die Gestalt der Stadt?

  13. Associations between self-perception of weight, food choice intentions, and consumer response to calorie information: A retrospective investigation of public health center clients in Los Angeles County before the implementation of menu-labeling regulation

    OpenAIRE

    Nianogo, RA; Kuo, T; Smith, LV; Arah, OA

    2016-01-01

    Background Although obesity continues to rise and remains a great public health concern in the U.S., a number of important levers such as self-perception of weight and calorie postings at point-of-purchase in restaurants are still not well-characterized in the literature, especially for low-income and minority groups in Los Angeles County (LAC). To study this gap, we examined the associations of self-perception of weight (as measured by body weight discrepancy) with food choice intentions and...

  14. Spatio-temporal Variations in on-road CO2 Emissions in the Los Angeles Megacity

    Directory of Open Access Journals (Sweden)

    Preeti Rao

    2017-06-01

    Full Text Available We quantify hourly on-road fossil fuel carbon dioxide (FFCO2 emissions at the road segment level for the Los Angeles (LA megacity based on observed traffic data, and characterize emission patterns across space and time. This on-road FFCO2 emissions dataset for LA (from Hestia version 1.0, based on actual traffic volume, provides emissions per vehicle kilometer travelled (VKT—an important metric for greenhouse gas (GHG reductions. We further identify emissions hotpots that can help state and local policy makers plan the most effective GHG reduction strategies. On-road vehicle traffic accounts for half of the FFCO2 emissions in LA, of which 41% is from arterials (intermediate road type. Arterials also have the largest C emissions intensity—FFCO2 per VKT—possibly from high traffic congestion and fleet composition. Non-interstate emissions hotspots (> 419 tC lane-km-1 are equally dominated by arterials and collectors (the lowest road type in terms of FFCO2 emissions though collectors have a higher VKT. These hotspots occur in densely populated areas and developed landuse classes, largely in LA (67% and Orange (18% counties, and provide specific targets for emissions reduction efforts. The estimated uncertainties for interstate, arterial and collector emissions per road length are ± 2.1, ± 0.5 and ± 18.0%, respectively. Our overall estimates compare reasonably well with other products, DARTE and FIVE but with substantial differences in spatial distribution. The method for developing this dataset is easily replicable in other urban landscapes, and represents a powerful tool for carbon cycle science and regional policy makers.

  15. Chaos, Hubbub, and Order Scale and Health Risk Behaviors in Adolescents in Los Angeles.

    Science.gov (United States)

    Chatterjee, Avik; Gillman, Matthew W; Wong, Mitchell D

    2015-12-01

    To determine the relationship between household chaos and substance use, sexual activity, and violence-related risk behaviors in adolescents. We analyzed cross-sectional data among 929 high-school students in Los Angeles who completed a 90-minute interview that assessed health behaviors and household chaos with the 14-question Chaos, Hubbub, and Order Scale (CHAOS). Using the generalized estimating equation and adjusting for personal, parental, and family covariates, we examined associations of CHAOS score with substance use, sexual activity, and violent behavior outcome variables. We also examined the role of depression and school engagement as mediators. Mean (SD) age of the 929 students was 16.4 (1.3) years, 516 (55%) were female, and 780 (84%) were Latino. After adjustment, compared with students with CHAOS score 0, those students with the greatest scores (5-14) had ORs of 3.1 (95% CI 1.1-8.7) for smoking, 2.6 (95% CI 1.6-4.4) for drinking, 6.1 (95% CI 1.8-21) for substance use at school, and 1.9 (95% CI 1.1-3.3) for fighting in the past 12 months. Associations between CHAOS score and sexual risk and other violent behaviors were not significant. Depression and school engagement attenuated the associations. In this group of adolescents, greatest CHAOS score was associated with increased odds of risky health behaviors, with depression and school engagement as potential mediators. In the future, CHAOS score could be measured to assess risk for such behaviors or be a target for intervention to reduce chances of engaging in these behaviors. Copyright © 2015 Elsevier Inc. All rights reserved.

  16. The industrial division of labor among immigrants and internal migrants to the Los Angeles economy.

    Science.gov (United States)

    Ellis, M; Wright, R

    1999-01-01

    This study examined the industrial division of labor among immigrants and in-migrants in the Los Angeles, California, metropolitan area. It addresses debates about channeling of new arrivals into jobs among similar ethnic groups and human capital views. Data were obtained from the 1990 Census on resident native-born, resident foreign-born, in-migrants, and recent immigrants who arrived during 1985-90. Light and Rosenstein's (1995) concepts of groups and their resources were used to organize ideas about ethnic networks and their effectiveness in channeling migrant workers into 15 industrial sectors. Sectoral differences were revealed with the familiarity index of dissimilarity. Findings reveal that social networks were the strongest for Koreans, who supplied work for recent arrivals in the same sectors as Korean-born residents, regardless of education. Mexican new arrivals were less likely to work in the same sectors as their resident Mexican counterparts. Mexican networks placed new arrivals in durable manufacturing in the 1960s and 1970s when it was a key source of employment. By the 1980s and 1990s, the economy shifted and employment went down in durable manufacturing. Mexicans thus found employment elsewhere. Native White and Black in-migrants had the strongest channeling into same sector jobs. This is attributed to the small streams, the ability of the labor market to absorb these workers, and the availability of job vacancies among native out-migrants. Filipino migrants had similar patterns as Whites and Blacks. Mexican and Central American residents had more inter-ethnic competition over jobs than Whites or Blacks.

  17. Carbon dioxide and methane measurements from the Los Angeles Megacity Carbon Project - Part 1: calibration, urban enhancements, and uncertainty estimates

    Science.gov (United States)

    Verhulst, Kristal R.; Karion, Anna; Kim, Jooil; Salameh, Peter K.; Keeling, Ralph F.; Newman, Sally; Miller, John; Sloop, Christopher; Pongetti, Thomas; Rao, Preeti; Wong, Clare; Hopkins, Francesca M.; Yadav, Vineet; Weiss, Ray F.; Duren, Riley M.; Miller, Charles E.

    2017-07-01

    We report continuous surface observations of carbon dioxide (CO2) and methane (CH4) from the Los Angeles (LA) Megacity Carbon Project during 2015. We devised a calibration strategy, methods for selection of background air masses, calculation of urban enhancements, and a detailed algorithm for estimating uncertainties in urban-scale CO2 and CH4 measurements. These methods are essential for understanding carbon fluxes from the LA megacity and other complex urban environments globally. We estimate background mole fractions entering LA using observations from four extra-urban sites including two marine sites located south of LA in La Jolla (LJO) and offshore on San Clemente Island (SCI), one continental site located in Victorville (VIC), in the high desert northeast of LA, and one continental/mid-troposphere site located on Mount Wilson (MWO) in the San Gabriel Mountains. We find that a local marine background can be established to within ˜ 1 ppm CO2 and ˜ 10 ppb CH4 using these local measurement sites. Overall, atmospheric carbon dioxide and methane levels are highly variable across Los Angeles. Urban and suburban sites show moderate to large CO2 and CH4 enhancements relative to a marine background estimate. The USC (University of Southern California) site near downtown LA exhibits median hourly enhancements of ˜ 20 ppm CO2 and ˜ 150 ppb CH4 during 2015 as well as ˜ 15 ppm CO2 and ˜ 80 ppb CH4 during mid-afternoon hours (12:00-16:00 LT, local time), which is the typical period of focus for flux inversions. The estimated measurement uncertainty is typically better than 0.1 ppm CO2 and 1 ppb CH4 based on the repeated standard gas measurements from the LA sites during the last 2 years, similar to Andrews et al. (2014). The largest component of the measurement uncertainty is due to the single-point calibration method; however, the uncertainty in the background mole fraction is much larger than the measurement uncertainty. The background uncertainty for the marine

  18. Urban nonpoint source pollution buildup and washoff models for simulating storm runoff quality in the Los Angeles County

    International Nuclear Information System (INIS)

    Wang Long; Wei Jiahua; Huang Yuefei; Wang Guangqian; Maqsood, Imran

    2011-01-01

    Many urban nonpoint source pollution models utilize pollutant buildup and washoff functions to simulate storm runoff quality of urban catchments. In this paper, two urban pollutant washoff load models are derived using pollutant buildup and washoff functions. The first model assumes that there is no residual pollutant after a storm event while the second one assumes that there is always residual pollutant after each storm event. The developed models are calibrated and verified with observed data from an urban catchment in the Los Angeles County. The application results show that the developed model with consideration of residual pollutant is more capable of simulating nonpoint source pollution from urban storm runoff than that without consideration of residual pollutant. For the study area, residual pollutant should be considered in pollutant buildup and washoff functions for simulating urban nonpoint source pollution when the total runoff volume is less than 30 mm. - Highlights: → An improved urban NPS model was developed. → It performs well in areas where storm events have great temporal variation. → Threshold of total runoff volume for ignoring residual pollutant was determined. - An improved urban NPS model was developed. Threshold of total runoff volume for ignoring residual pollutant was determined.

  19. Filling potholes on the implementation highway: Evaluating the implementation of Parent-Child Interaction Therapy in Los Angeles County.

    Science.gov (United States)

    Timmer, Susan G; Urquiza, Anthony J; Boys, Deanna K; Forte, Lindsay A; Quick-Abdullah, Daphne; Chan, Sam; Gould, William

    2016-03-01

    In October 2012, first 5 LA funded a unique collaboration between Los Angeles County Department of Mental Health (DMH) and UC Davis PCIT Training Center (UCD PCIT) to train county-contracted agencies to provide Parent-Child Interaction Therapy (PCIT). This $20 million dollar, 5-year grant represented the largest implementation effort of an empirically based treatment to date. The purpose of this paper was to describe the first 2 years of the implementation process of this project, beginning with project start up and pre-implementation phases, and to present agency training and client performance outcomes from our first year of training. Results presented in this evaluation suggest that it is possible to train LA County providers in PCIT, and that PCIT is an effective intervention for DMH-contracted providers in LA County. This evaluation also discusses challenges to successful implementation. Barriers to progress included unanticipated delays building county infrastructure, trainee attrition, and insufficient client referrals. We discuss the results of the current implementation with respect to theory, research, and others' training models, with the aim of evaluating and prioritizing different implementation drivers, noting the ongoing competition between knowing what to do and the need for action. Copyright © 2015 Elsevier Ltd. All rights reserved.

  20. Impact of emissions from the Los Angeles port region on San Diego air quality during regional transport events.

    Science.gov (United States)

    Ault, Andrew P; Moore, Meagan J; Furutani, Hiroshi; Prather, Kimberly A

    2009-05-15

    Oceangoing ships emit an estimated 1.2-1.6 million metric tons (Tg) of PM10 per year and represent a significant source of air pollution to coastal communities. As shown herein, ship and other emissions near the Los Angeles and Long Beach Port region strongly influence air pollution levels in the San Diego area. During time periods with regional transport, atmospheric aerosol measurements in La Jolla, California show an increase in 0.5-1 microm sized single particles with unique signatures including soot, metals (i.e., vanadium, iron, and nickel), sulfate, and nitrate. These particles are attributed to primary emissions from residual oil sourcessuch as ships and refineries, as well as traffic in the port region, and secondary processing during transport. During regional transport events, particulate matter concentrations were 2-4 times higher than typical average concentrations from local sources, indicating the health, environmental, and climate impacts from these emission sources must be taken into consideration in the San Diego region. Unless significant regulations are imposed on shipping-related activities, these emission sources will become even more important to California air quality as cars and truck emissions undergo further regulations and residual oil sources such as shipping continue to expand.

  1. Black Gold, White Power: Mapping Oil, Real Estate, and Racial Segregation in the Los Angeles Basin, 1900-1939

    Directory of Open Access Journals (Sweden)

    Daniel G. Cumming

    2018-03-01

    Full Text Available In 1923, Southern California produced over twenty percent of the world’s oil. At the epicenter of an oil boom from 1892 to the 1930s, Los Angeles grew into the nation’s fifth largest city. By the end of the rush, it had also become one of the most racially segregated cities in the country. Historians have overlooked the relationship between industrialists drilling for oil and real estate developers codifying a racist housing market, namely through “redlining” maps and mortgage lending. While redlining is typically understood as a problem of horizontal territory, this paper argues that the mapping of the underground—the location and volume of subterranean oil fields, in particular—was a crucial technique in underwriting urban apartheid. Mapping technologies linked oil exploitation with restrictive property rights, constructing oil as a resource and vertically engineering a racialized housing market. By focusing on petro-industrialization interlocked with segregationist housing, this article reveals an unexamined chapter in Los Angeles’s history of resource exploitation and racial capitalism. Moreover, it contributes to a growing literature on the social production of resources, extractive technology and political exclusion, and the technoscientific practices used by states and corporations to mine the underground while constructing metropolitan inequality above ground.

  2. Genetic analysis of invasive Aedes albopictus populations in Los Angeles County, California and its potential public health impact.

    Directory of Open Access Journals (Sweden)

    Daibin Zhong

    Full Text Available The Asian tiger mosquito, Aedes albopictus, is an anthropophilic aggressive daytime-biting nuisance and an efficient vector of certain arboviruses and filarial nematodes. Over the last 30 years, this species has spread rapidly through human travel and commerce from its native tropical forests of Asia to every continent except Antarctica. In 2011, a population of Asian tiger mosquito (Aedes albopictus was discovered in Los Angeles (LA County, California. To determine the probable origin of this invasive species, the genetic structure of the population was compared against 11 populations from the United States and abroad, as well as preserved specimens from a 2001 introduction into California using the mitochondrial cytochrome c oxidase 1 (CO1 gene. A total of 66 haplotypes were detected among samples and were divided into three main groups. Aedes albopictus collected in 2001 and 2011 from LA County were genetically related and similar to those from Asia but distinct from those collected in the eastern and southeastern United States. In view of the high genetic similarities between the 2001 and 2011 LA samples, it is possible that the 2011 population represents in part the descendants of the 2001 introduction. There remains an imperative need for improved surveillance and control strategies for this species.

  3. Water quality improvement policies: lessons learned from the implementation of Proposition O in Los Angeles, California.

    Science.gov (United States)

    Park, Mi-Hyun; Stenstrom, Michael; Pincetl, Stephanie

    2009-03-01

    This article evaluates the implementation of Proposition O, a stormwater cleanup measure, in Los Angeles, California. The measure was intended to create new funding to help the city comply with the Total Maximum Daily Load requirements under the federal Clean Water Act. Funding water quality objectives through a bond measure was necessary because the city had insufficient revenues to deploy new projects in its budget. The bond initiative required a supermajority vote (two-thirds of the voters), hence the public had to be convinced that such funding both was necessary and would be effective. The bond act language included project solicitation from the public, as well as multiple benefit objectives. Accordingly, nonprofit organizations mobilized to present projects that included creating new parks, using schoolyards for flood control and groundwater recharge, and replacing parking lots with permeable surfaces, among others. Yet few, if any, of these projects were retained for funding, as the city itself also had a list of priorities and higher technical expertise in justifying them as delivering water quality improvements. Our case study of the implementation of Proposition O points to the potentially different priorities for the renovation of urban infrastructure that are held by nonprofit organizations and city agencies and the importance of structuring public processes clearly so that there are no misimpressions about funding and implementation responsibilities that can lead to disillusionment with government, especially under conditions of fiscal constraints.

  4. Spatiotemporal Patterns and Socioeconomic Dimensions of Shared Accommodations: the Case of Airbnb in LOS Angeles, California

    Science.gov (United States)

    Sarkar, A.; Koohikamali, M.; Pick, J. B.

    2017-10-01

    In recent years, disruptive innovation by peer-to-peer platforms in a variety of industries, notably transportation and hospitality have altered the way individuals consume everyday essential services. With growth in sharing economy platforms such as Uber for ridesharing and Airbnb for short-term accommodations, interest in examining spatiotemporal patterns of participation in the sharing economy by suppliers and consumers is increasing. This research is motivated by key questions: who are the sharing economy workers, where are they located, and does their location influence their participation in the sharing economy? This paper is the first systematic effort to analyze spatiotemporal patterns of participation by hosts in the shared accommodation-based economy. Using three different kinds of shared accommodations listed in a 3-year period in the popular short-term accommodation platform, Airbnb, we examine spatiotemporal dimensions of host participation in a major U.S. market, Los Angeles CA. The paper also develops a conceptual model by positing associations of demographic, socioeconomic, occupational, and social capital attributes of hosts, along with their attitudes toward trust and greener consumption with hosts' participation in a shared accommodation market. Results confirm host participation to be influenced by young dependency ratio, the potential of supplemental income, as well as the sustainability potential of collaborative consumption, along with finance, insurance, and real estate occupation, but not so much by trust for our overall study area. These results add new insights to limited prior knowledge about the sharing economy worker and have policy implications.

  5. Social and institutional factors that affect breastfeeding duration among WIC participants in Los Angeles County, California.

    Science.gov (United States)

    Langellier, Brent A; Pia Chaparro, M; Whaley, Shannon E

    2012-12-01

    Hospital practices and early maternal return to work are associated with breastfeeding duration; however, research has not documented the long-term effects of many hospital policies or the effect of early return to work on breastfeeding outcomes of WIC participants. This study investigated the impact of in-hospital breastfeeding, receipt of a formula discharge pack, and maternal return to work on the long-term breastfeeding outcomes of 4,725 WIC participants in Los Angeles County, California. Multivariate logistic regression analyses were used to assess determinants of exclusive breastfeeding at 6 months and breastfeeding at 6, 12, and 24 months. In-hospital initiation of breastfeeding, exclusive breastfeeding in the hospital, receipt of a formula discharge pack, and maternal return to work before 3 months were all significantly associated with breastfeeding outcomes after controlling for known confounders. Mothers who exclusively breastfed in the hospital were eight times as likely as mothers who did not breastfeed in the hospital to reach the AAP recommendation of breastfeeding for 12 months or longer (P breastfeeding for 6 months or more, and just one-third reported any breastfeeding at 12 months. Nine in ten respondents received a formula discharge pack in the hospital. Mothers who received a discharge pack were half as likely to exclusively breastfeed at 6 months as those who did not receive one (P < .01). Medical providers should educate, encourage, and support WIC mothers to breastfeed in the hospital and refrain from giving formula discharge packs.

  6. Water Quality Improvement Policies: Lessons Learned from the Implementation of Proposition O in Los Angeles, California

    Science.gov (United States)

    Park, Mi-Hyun; Stenstrom, Michael; Pincetl, Stephanie

    2009-03-01

    This article evaluates the implementation of Proposition O, a stormwater cleanup measure, in Los Angeles, California. The measure was intended to create new funding to help the city comply with the Total Maximum Daily Load requirements under the federal Clean Water Act. Funding water quality objectives through a bond measure was necessary because the city had insufficient revenues to deploy new projects in its budget. The bond initiative required a supermajority vote (two-thirds of the voters), hence the public had to be convinced that such funding both was necessary and would be effective. The bond act language included project solicitation from the public, as well as multiple benefit objectives. Accordingly, nonprofit organizations mobilized to present projects that included creating new parks, using schoolyards for flood control and groundwater recharge, and replacing parking lots with permeable surfaces, among others. Yet few, if any, of these projects were retained for funding, as the city itself also had a list of priorities and higher technical expertise in justifying them as delivering water quality improvements. Our case study of the implementation of Proposition O points to the potentially different priorities for the renovation of urban infrastructure that are held by nonprofit organizations and city agencies and the importance of structuring public processes clearly so that there are no misimpressions about funding and implementation responsibilities that can lead to disillusionment with government, especially under conditions of fiscal constraints.

  7. An exploration of the gateway math and science course relationships in the Los Angeles Community College District

    Science.gov (United States)

    Buchanan, Donald G.

    This study evaluated selected demographic, pre-enrollment, and economic status variables in comparison to college-level performance factors of GPA and course completion ratios for gateway math and science courses. The Transfer and Retention of Urban Community College Students (TRUCCS) project team collected survey and enrollment data for this study in the Los Angeles Community College District (LACCD). The TRUCCS team surveyed over 5,000 students within the nine campus district beginning in the fall of 2000 and spring of 2001 with follow-up data for next several years. This study focused on the math and science courses; established background demographics; evaluated pre-enrollment high school self-reported grades; reviewed high school and college level math courses taken; investigated specific gateway courses of biology, chemistry and physics; and compared them to the overall GPAs and course completion ratios for 4,698 students. This involved the SPSS development of numerous statistical products including the data from frequency distributions, means, cross-tabulations, group statistics t-tests, independent samples t-tests, and one-way ANOVA. Findings revealed demographic and economic relationships of significance for students' performance factors of GPA and course completion ratios. Furthermore, findings revealed significant differences between the gender, age, ethnicity and economic employment relationships. Conclusions and implications for institutions of higher education were documented. Recommendations for dissemination, intervention programs, and future research were also discussed.

  8. The Impact of Two Los Angeles County Teen Courts on Youth Recidivism: Comparing Two Informal Probation Programs

    Science.gov (United States)

    Gase, Lauren N; Kuo, Tony; Lai, Elaine; Stoll, Michael A; Ponce, Ninez

    2016-01-01

    Objective This study sought to examine the impact of two Teen Courts operating in Los Angeles County, a juvenile justice system diversion program in which youth are judged by their peers and given restorative sentences to complete during a period of supervision. Methods A quasi-experimental design was used to compare youth who participated in Teen Court (n=112) to youth who participated in another diversion program administered by the Probation Department (the 654 Contract program) (n=194). Administrative data were abstracted from Probation records for all youth who participated in these programs between January 1, 2012 and June 20, 2014. Logistic and survival models were used to examine differences in recidivism - measured as whether the minor had any subsequent arrest or arrests for which the charge was filed. Results Comparison group participants had higher rates of recidivism than Teen Court participants, after controlling for age, gender, race/ethnicity, and risk level. While the magnitude of the program effects were fairly consistent across model specifications (odd ratios comparing Teen Court [referent] to school-based 654 Contract ranging from 1.95 to 3.07, hazard ratios ranging from 1.62 to 2.27), differences were not statistically significant in all scenarios. Conclusions While this study provides modest support for the positive impact of Teen Court, additional research is needed to better understand how juvenile diversion programs can improve youth outcomes. PMID:27547171

  9. A risk-based restaurant inspection system in Los Angeles County.

    Science.gov (United States)

    Buchholz, U; Run, G; Kool, J L; Fielding, J; Mascola, L

    2002-02-01

    The majority of local health departments perform routine restaurant inspections. In Los Angeles County (LAC), California, approximately $10 million/year is spent on restaurant inspections. However, data are limited as to whether or not certain characteristics of restaurants make them more likely to be associated with foodborne incident reports. We used data from the LAC Environmental Health Management Information System (EHMIS), which records the results of all routine restaurant inspections as well as data regarding all consumer-generated foodborne incidents that led to a special restaurant inspection by a sanitarian (investigated foodborne incidents [IFBIs]). We analyzed a cohort of 10,267 restaurants inspected from 1 July 1997 to 15 November 1997. We defined a "case restaurant" as any restaurant with a routine inspection from 1 July 1997 to 15 November 1997 and a subsequent IFBI from 1 July 1997 to 30 June 1998. Noncase restaurants did not have an IFBI from I July 1997 to 30 June 1998. We looked for specific characteristics of restaurants that might be associated with the restaurant subsequently having an IFBI, including the size of restaurant (assessed by number of seats), any previous IFBIs, the overall inspection score, and a set of 38 violation codes. We identified 158 case restaurants and 10,109 noncase restaurants. In univariate analysis, middle-sized restaurants (61 to 150 seats; n = 1,681) were 2.8 times (95% confidence interval [CI] = 2.0 to 4.0) and large restaurants (>150 seats; n = 621) were 4.6 times (95% CI = 3.0 to 7.0) more likely than small restaurants (restaurants. In addition, the likelihood of a restaurant becoming a case restaurant increased as the number of IFBIs in the prior year increased (chi2 for linear trend, P value = 0.0005). Other factors significantly associated with the occurrence of an IFBI included a lower overall inspection score, the incorrect storage of food, the reuse of food, the lack of employee hand washing, the lack of

  10. The Warren Cup: Highlighting Hidden Histories

    Science.gov (United States)

    Frost, Stuart

    2007-01-01

    Contemporary artists and art galleries have been more active than museums in representing gay and lesbian culture in public spaces in recent decades. However same-sex relationships have a long history that is reflected in the collections of museums that have material from the classical world. The culture of ancient Greece and Rome was less…

  11. Identifying Potential Areas of Human Zika Infection in the City of Los Angeles, California by Use of Remote Sensing Imagery

    Science.gov (United States)

    Lee, J.

    2017-12-01

    As of April 2017, California is the third most prevalent state on the United States for Zika Infection and Southern California has an ever growing population of Aedes mosquitos. Zika is a disease which poses a significant risk to humans and other mammals due to its effects on pregnancy. This emerging disease is highly contagious due to its spread of infection primarily by Aedes aegypti mosquitos. Aedes mosquitos are able to breed in small rain collecting containers which allow the species to persevere in urban and semi urban environments. We hope to identify potential areas with risk of human infection within Los Angeles and its surrounding areas. This study integrates remote sensing, GIS, statistical, and environmental techniques to study favorable habitats for this particular species of mosquitos and their larvae. The study of the geographic and landscape factors which promote the larvae development allow for the disease spread to be analyzed and modeled. There are several goals in the development of this study. These include the coordination of statistical data with local epidemiology departments, identify workflows to improve efficiency, create models which can be utilized for disease prevention, and identify geographic risk factors for the spread of Zika.

  12. Comparison of nutrition standards and other recommended procurement practices for improving institutional food offerings in Los Angeles County, 2010-2012.

    Science.gov (United States)

    Robles, Brenda; Wood, Michelle; Kimmons, Joel; Kuo, Tony

    2013-03-01

    National, state, and local institutions that procure, distribute, sell, and/or serve food to employees, students, and the public are increasingly capitalizing on existing operational infrastructures to create healthier food environments. Integration of healthy nutrition standards and other recommended practices [e.g., energy (kilocalories) postings at point-of-purchase, portion size restrictions, product placement guidelines, and signage] into new or renewing food service and vending contracts codifies an institution's commitment to increasing the availability of healthful food options in their food service venues and vending machines. These procurement requirements, in turn, have the potential to positively influence consumers' food-purchasing behaviors. Although these strategies are becoming increasingly popular, much remains unknown about their context, the processes required to implement them effectively, and the factors that facilitate their sustainability, especially in such broad and diverse settings as schools, county government facilities, and cities. To contribute to this gap in information, we reviewed and compared nutrition standards and other best practices implemented recently in a large school district, in a large county government, and across 10 municipalities in Los Angeles County. We report lessons learned from these efforts.

  13. Mapping ground surface deformation using temporarily coherent point SAR interferometry: Application to Los Angeles Basin

    Science.gov (United States)

    Zhang, L.; Lu, Zhong; Ding, X.; Jung, H.-S.; Feng, G.; Lee, C.-W.

    2012-01-01

    Multi-temporal interferometric synthetic aperture radar (InSAR) is an effective tool to detect long-term seismotectonic motions by reducing the atmospheric artifacts, thereby providing more precise deformation signal. The commonly used approaches such as persistent scatterer InSAR (PSInSAR) and small baseline subset (SBAS) algorithms need to resolve the phase ambiguities in interferogram stacks either by searching a predefined solution space or by sparse phase unwrapping methods; however the efficiency and the success of phase unwrapping cannot be guaranteed. We present here an alternative approach – temporarily coherent point (TCP) InSAR (TCPInSAR) – to estimate the long term deformation rate without the need of phase unwrapping. The proposed approach has a series of innovations including TCP identification, TCP network and TCP least squares estimator. We apply the proposed method to the Los Angeles Basin in southern California where structurally active faults are believed capable of generating damaging earthquakes. The analysis is based on 55 interferograms from 32 ERS-1/2 images acquired during Oct. 1995 and Dec. 2000. To evaluate the performance of TCPInSAR on a small set of observations, a test with half of interferometric pairs is also performed. The retrieved TCPInSAR measurements have been validated by a comparison with GPS observations from Southern California Integrated GPS Network. Our result presents a similar deformation pattern as shown in past InSAR studies but with a smaller average standard deviation (4.6 mm) compared with GPS observations, indicating that TCPInSAR is a promising alternative for efficiently mapping ground deformation even from a relatively smaller set of interferograms.

  14. Additions and corrections to the absorption coefficients of CO2 ice: Applications to the Martian south polar cap

    International Nuclear Information System (INIS)

    Calvin, W.M.

    1990-01-01

    Reflectance spectra of carbon dioxide frosts were calculated using the optical constants provided by Warren (1986) for the wavelength region 2-6 μm. In comparing these calculated spectra to spectra of frosts observed in the laboratory and on the surface of Mars, problems in the optical constants presented by Warren (1986) became apparent. Absorption coefficients for CO 2 ice have been derived using laboratory reflectance measurements and the Hapke (1981) model for calculating diffuse reflectance. This provides approximate values in regions where no data were previously available and indicates where corrections to the compilation by Warren (1986) are required. Using these coefficients to calculate the reflectance of CO 2 ice at varying grain sizes indicates that a typical Mariner polar cap spectrum is dominated by absorptions due to CO 2 frost or ice at grain sizes that are quite large, probably of the order of millimeters to centimeters. There are indications of contamination of water frost or dust, but confirmation will require more precise absorption coefficients for solid CO 2 than can be obtained from the method used here

  15. Evidence of inadequate ventilation in portable classrooms: results of a pilot study in Los Angeles County.

    Science.gov (United States)

    Shendell, D G; Winer, A M; Weker, R; Colome, S D

    2004-06-01

    The prevalence of prefabricated, portable classrooms (portables) for United States public schools has increased; in California, approximately one of three students learn inside portables. Limited research has been conducted on indoor air and environmental quality in American schools, and almost none in portables. Available reports and conference proceedings suggest problems from insufficient ventilation due to poor design, operation, and/or maintenance of heating, ventilation and air conditioning (HVAC) systems; most portables have one mechanical, wall-mounted HVAC system. A pilot assessment was conducted in Los Angeles County, including measurements of integrated ventilation rates based on a perfluorocarbon tracer gas technique and continuous monitoring of temperature (T) and relative humidity (RH). Measured ventilation rates were low [mean school day integrated average 0.8 per hour (range: 0.1-2.9 per hour)]. Compared with relevant standards, results suggested adequate ventilation and associated conditioning of indoor air for occupant comfort were not always provided to these classrooms. Future school studies should include integrated and continuous measurements of T, RH, and ventilation with appropriate tracer gas methods, and other airflow measures. Adequate ventilation has the potential to mitigate concentrations of chemical pollutants, particles, carbon dioxide, and odors in portable and traditional classrooms, which should lead to a reduction in reported health outcomes, e.g., symptoms of 'sick building syndrome', allergies, asthma. Investigations of school indoor air and environmental quality should include continuous temperature and relative humidity data with inexpensive instrumentation as indicators of thermal comfort, and techniques to measure ventilation rates.

  16. SPATIOTEMPORAL PATTERNS AND SOCIOECONOMIC DIMENSIONS OF SHARED ACCOMMODATIONS: THE CASE OF AIRBNB IN LOS ANGELES, CALIFORNIA

    Directory of Open Access Journals (Sweden)

    A. Sarkar

    2017-10-01

    Full Text Available In recent years, disruptive innovation by peer-to-peer platforms in a variety of industries, notably transportation and hospitality have altered the way individuals consume everyday essential services. With growth in sharing economy platforms such as Uber for ridesharing and Airbnb for short-term accommodations, interest in examining spatiotemporal patterns of participation in the sharing economy by suppliers and consumers is increasing. This research is motivated by key questions: who are the sharing economy workers, where are they located, and does their location influence their participation in the sharing economy? This paper is the first systematic effort to analyze spatiotemporal patterns of participation by hosts in the shared accommodation-based economy. Using three different kinds of shared accommodations listed in a 3-year period in the popular short-term accommodation platform, Airbnb, we examine spatiotemporal dimensions of host participation in a major U.S. market, Los Angeles CA. The paper also develops a conceptual model by positing associations of demographic, socioeconomic, occupational, and social capital attributes of hosts, along with their attitudes toward trust and greener consumption with hosts’ participation in a shared accommodation market. Results confirm host participation to be influenced by young dependency ratio, the potential of supplemental income, as well as the sustainability potential of collaborative consumption, along with finance, insurance, and real estate occupation, but not so much by trust for our overall study area. These results add new insights to limited prior knowledge about the sharing economy worker and have policy implications.

  17. A ten-year experience with hemodialysis in burn patients at Los Angeles County + USC Medical Center.

    Science.gov (United States)

    Soltani, Ali; Karsidag, Semra; Garner, Warren

    2009-01-01

    Acute renal failure (ARF) is a rare, but serious, complication after burn injury that is commonly thought to be fatal. Before the modern era, there were few survivors of burn injuries who required dialysis. We report our 10-year experience with ARF and dialysis at the Los Angeles County + USC burn unit. During the period of August 1994 to February 2004, 3356 patients were admitted. Furthermore, 1143 patients were admitted to the intensive care unit and 1125 had burns >10% TBSA. Thirty-three patients developed ARF necessitating dialysis, equaling 0.98% of all admitted patients, and 2.7% of patients with TBSA >10% burns, which is at the low end of published burn unit data. The average age of these patients requiring dialysis was 49 years, 91% were men, 24% were diabetic, and 39% were positive for substances of abuse at admission, and the average TBSA burned was 36%. This is compared with an average age of 31 years, 70% men, 7.3% diabetic, and 14.7% intoxicated in the general burned population at our burn unit. Furthermore, our overall mortality in the burn unit was 5% overall and 14% in patients with >10% TBSA burns during the study period. In patients requiring hemodialysis, the mortality rate was 69.7%. The average time to hemodialysis was 14 days in our series, and patients, on average, required 10.3 days of dialysis support. These mortality data are the lowest recorded for burned patients requiring dialysis and suggest that ARF is a survivable complication in some of these patients.

  18. Diurnal and seasonal trends and source apportionment of redox-active metals in Los Angeles using a novel online metal monitor and Positive Matrix Factorization (PMF)

    Science.gov (United States)

    Mousavi, Amirhosein; Sowlat, Mohammad H.; Sioutas, Constantinos

    2018-02-01

    In the present study, we identified the sources of four redox-active metals, including Iron (Fe), Chromium (Cr), Cupper (Cu), and Manganese (Mn) and quantified the contribution of these sources to PM2.5 concentrations in central Los Angeles, California, by employing time-resolved measurements (i.e., a time resolution of 2 h) with a recently developed online metal monitor and Positive Matrix Factorization (PMF). Size distribution of ambient PM (14 nm-10 μm) was measured using the Scanning Mobility Particle Sizer (SMPS) and Optical Particle Sizer (OPS). Auxiliary variables were also collected, including elemental (EC) and organic carbon (OC), gaseous pollutants (NO2 and O3), meteorological parameters (including relative humidity (RH) and temperature), and traffic data (for heavy- (HDVs) and light-duty vehicles (LDVs)). A 4-factor solution was found to be optimum for the chemically-speciated dataset, whereas a 5-factor solution appeared to be most plausible for the size distribution data. The factors included fresh traffic, soil/road dust, urban background aerosol, secondary aerosol, and nucleation (only resolved for the size distribution data). Fresh traffic was the major contributor to Fe and Cu concentrations, whereas Cr was mostly found in the urban background aerosol (reflecting a mixture of small local sources as well as aged traffic emissions), and Mn mostly came from both soil/road dust and was to a lesser degree found in urban background aerosol. Secondary aerosol did not contribute to the concentrations of any of these metals, but was associated with very high loading of OC, as expected. Even though the urban background aerosol and secondary aerosol appeared to be characterized by "aged" particles and have a rather homogeneous spatial distribution, the reactions and processes involved in their formation are entirely different. Our results provide insights into the sources of redox-active metals in central Los Angeles. They also underscore the benefits of

  19. How the 2008 stock market crash and seasons affect total and cardiac deaths in Los Angeles County.

    Science.gov (United States)

    Schwartz, Bryan Glen; Pezzullo, John Christopher; McDonald, Scott Andrew; Poole, William Kenneth; Kloner, Robert Alan

    2012-05-15

    Various stressors trigger cardiac death. The objective was to investigate a possible relation between a stock market crash and cardiac death in a large population within the United States. We obtained daily stock market data (Dow Jones Industrial Average Index), death certificate data for daily deaths in Los Angeles County (LA), and annual LA population estimates for 2005 through 2008. The 4 years death rate curves (2005 through 2008) were averaged into a single curve to illustrate annual trends. Data were "deseasonalized" by subtracting from the daily observed value the average value for that day of year. There was marked seasonal variation in total and cardiac death rates. Even in the mild LA climate, death rates were higher in winter versus summer including total death (+17%), circulatory death (+24%), coronary heart disease death (+28%), and myocardial infarction death (+38%) rates (p stock market crash in October 2008 did not affect death rates in LA. Death rates remained at or below seasonal averages during the stock market crash. In conclusion, after correcting for seasonal variation, the stock market crash in October 2008 was not associated with an increase in total or cardiac death in LA. Annual coronary heart disease death rates continue to decrease. However, seasonal variation (specifically winter) remains a trigger for death and coronary heart disease death even in LA where winters are mild. Copyright © 2012 Elsevier Inc. All rights reserved.

  20. The Los Angeles Lift Off: a sociocultural environmental change intervention to integrate physical activity into the workplace.

    Science.gov (United States)

    Yancey, Antronette K; McCarthy, William J; Taylor, Wendell C; Merlo, Angela; Gewa, Constance; Weber, Mark D; Fielding, Jonathan E

    2004-06-01

    To present the development and feasibility testing of a sociocultural environmental change intervention strategy aimed at integrating physical activity into workplace routine. Randomized, controlled, post-test only, intervention trial. Setting. Los Angeles County Department of Health Services' worksites. Four hundred forty-nine employees, predominantly sedentary, overweight, middle-aged women of color, distributed across 26 meetings. A single 10-min exercise break during work time involving moderate intensity, low-impact aerobic dance and calisthenic movements to music. Primary-level of participation, particularly among sedentary staff; secondary-self-perceived health status, satisfaction with current fitness level, and mood/affective state. More than 90% of meeting attendees participated in the exercises. Among completely sedentary individuals, intervention participants' self-perceived health status ratings were significantly lower than controls' (OR = 0.17; 95% CI = 0.05, 0.60; P = 0.0003). Among all respondents not regularly physically active, intervention participants' levels of satisfaction with fitness were more highly correlated with self-ranked physical activity stage of change (r = 0.588) than the control participants' (r = 0.376, z = -2.32, p = 0.02). Among the completely sedentary, control participants reported significantly higher levels of energy than did intervention participants (P < 0.01). Captive audiences may be engaged in brief bouts of exercise as a part of the workday, regardless of physical activity level or stage of change. This experience may also appropriately erode sedentary individuals' self-perception of good health and fitness, providing motivation for adoption of more active lifestyles.

  1. Aerosol Light Absorption and Scattering in Mexico City: Comparison With Las Vegas, NV, and Los Angeles, CA.

    Science.gov (United States)

    Paredes-Miranda, G.; Arnott, W. P.; Gaffney, J. S.; Marley, N. A.; Campbell, D.; Fujita, E.

    2007-12-01

    Aerosol light scattering and absorption measurements were deployed in and near Mexico City in March 2006 as part of the Megacity Impacts on Regional and Global Environments (MIRAGE). The primary site in Mexico City was an urban site at Instituto Mexicano del Petroleo (Mexican Oil Institute, denoted by IMP). Similar campaigns were held in Las Vegas, NV in January-February, 2003; and Los Angeles, CA at numerous sites during all seasons from 2003 through 2007. The IMP site gave in-situ characterization of the Mexico City plume under favorable wind conditions. The photoacoustic instrument (PAS) used at IMP operates at 532 nm, and conveniently allowed for characterization of gaseous absorption at this wavelength as well. Light scattering measurements are accomplished within the PAS by the reciprocal nephelometery method. In Mexico City the aerosol absorption coefficient typically varies between 20 and 180 Mm-1 during the course of the day and significant diurnal variation of the aerosol single scattering albedo was observed probably as a consequence of secondary aerosol formation. We will present the diurnal variation of the scattering and absorption as well as the single scattering albedo and fraction of absorption due to gases at the IMP site and compare with Las Vegas diurnal variation. Mexico City 'breaths' more during the course of the day than Las Vegas, Nevada in part because the latitude of Mexico City resulted in more direct solar radiation. Further insight on the meteorological connections and population dynamics will be discussed.

  2. Refractive error, ocular biometry, and lens opalescence in an adult population: the Los Angeles Latino Eye Study.

    Science.gov (United States)

    Shufelt, Chrisandra; Fraser-Bell, Samantha; Ying-Lai, Mei; Torres, Mina; Varma, Rohit

    2005-12-01

    To characterize age- and gender-related differences in refractive error, ocular biometry, and lens opalescence (NOP) in a population-based sample of adult Latinos. Also assessed were the determinants of age-related refractive differences. Participants in the Los Angeles Latino Eye Study (LALES), a population-based study of Latinos aged 40 years and more, underwent an ophthalmic examination, including ultrasonic measurements of axial length (AL), vitreous chamber depth (VCD), anterior chamber depth (ACD), lens thickness (LT), and noncycloplegic automated and subjective refraction. Corneal curvature/power (CP) was measured using an autorefractor. NOP was graded at the slit lamp by an ophthalmologist using the Lens Opacity Classification System II. Age- and gender-related differences were calculated. Multiple regression models were used to identify the determinants of age-related refractive differences. Of the 6357 LALES participants, 5588 phakic individuals with biometric data were included in this analysis. Older individuals had shallower ACDs, thicker lenses, more NOP, and more hyperopia compared to younger individuals (P or = 0.05). Women had significantly shorter AL, shallower ACD and VCD, than did men (P < or = 0.01). The strongest determinants of refractive error were AL (primarily VCD) and CP. NOP was a small but significant determinant of refractive error in older individuals. Age- and gender-related differences in ocular biometric, refractive error, and NOP measurements are present in adult Latinos. While the relative contribution of NOP in determining refractive error is small, it is greater in older persons compared to younger individuals.

  3. Analysis of the diagnostic value of the Gated-SPECT study of myocardial perfusion in the diagnosis of coronary disease in users seen at the Hospital Rafael Angel Calderon Guardia

    International Nuclear Information System (INIS)

    Calvo Montero, Karla; Coto Rodriguez, Maria Fernanda

    2011-01-01

    An analysis of the diagnostic value of the Gated-SPECT study of myocardial perfusion with Sestamibi marked with 99m Tc for the diagnosis of Coronary Disease was performed at the Hospital Rafael Angel Calderon Guardia. 13 patients with nuclear study and coronary angiography performed, were selected for the investigation. An estimate of the sensitivity, specificity and predictive values of the myocardial perfusion study was performed for the detection of the disease. Then, these values were related to socio-demographic and clinical characteristics of the patients submitted to the diagnosis. The need to use appropriate criteria to request this type of study was evidenced when determining that most of the patients presented risk factors compared to 26% of patients who did not present any factor [es

  4. Economical and environmental assessment of an optimized solar cooling system for a medium-sized benchmark office building in Los Angeles, California

    Energy Technology Data Exchange (ETDEWEB)

    Hang, Yin; Qu, Ming [School of Civil Engineering, Purdue University, CIVL G243, 550 Stadium Mall Drive, West Lafayette, IN 47907 (United States); Zhao, Fu [School of Mechanical Engineering, Purdue University (United States)

    2011-02-15

    This paper presents a systematic energetic, economical, and environmental assessment on a solar cooling system for a medium-sized office building in Los Angeles, California by means of system modeling. The studied solar cooling system primarily consists of evacuated tube solar collectors, a hot water storage tank, a single-effect LiBr-H{sub 2}O absorption chiller, and a gas-fired auxiliary heater. System performance optimization and sensitivity analysis were conducted by varying two major parameters (i.e. storage tank volume and collector area). The results suggest that a trade-off exists between economic performance indicated by the equivalent uniform annual cost (EUAC) and the energetic/environmental performance indicated by the solar fraction and CO{sub 2} reduction percentage, respectively. The cost of carbon footprint reduction was defined and served as an indicator for the overall system performance. Based on this indicator, the optimal system design could be found for a solar cooling system. The approach adapted in this study can be applied to other buildings located in different climate zones to reveal the cost and benefits of solar cooling technologies and facilitate decision-making. (author)

  5. Shallow Miocene basaltic magma reservoirs in the Bahia de Los Angeles basin, Baja California, Mexico

    Science.gov (United States)

    Delgado-Argote, Luis A.; García-Abdeslem, Juan

    1999-01-01

    The basement in the Bahía de Los Angeles basin consists of Paleozoic metamorphic rocks and Cretaceous granitoids. The Neogene stratigraphy overlying the basement is formed, from the base to the top, by andesitic lava flows and plugs, sandstone and conglomeratic horizons, and Miocene pyroclastic flow units and basaltic flows. Basaltic dikes also intrude the whole section. To further define its structure, a detailed gravimetric survey was conducted across the basin about 1 km north of the Sierra Las Flores. In spite of the rough and lineal topography along the foothills of the Sierra La Libertad, we found no evidence for large-scale faulting. Gravity data indicates that the basin has a maximum depth of 120 m in the Valle Las Tinajas and averages 75 m along the gravimetric profile. High density bodies below the northern part of the Sierra Las Flores and Valle Las Tinajas are interpreted to be part of basaltic dikes. The intrusive body located north of the Sierra Las Flores is 2.5 km wide and its top is about 500 m deep. The lava flows of the top of the Sierra Las Flores, together with the distribution of basaltic activity north of this sierra, suggests that this intrusive body continues for 20 km along a NNW-trending strike. Between the sierras Las Flores and Las Animas, a 0.5-km-wide, 300-m-thick intrusive body is interpreted at a depth of about 100 m. This dike could be part of the basaltic activity of the Cerro Las Tinajas and the small mounds along the foothills of western Sierra Las Animas. The observed local normal faulting in the basin is inferred to be mostly associated with the emplacement of the shallow magma reservoirs below Las Flores and Las Tinajas.

  6. Sensory testing of emissions from construction products. Integration into the Blue Angel award criteria and assessment scheme of the Committee for Health Evaluation of Building Products; Sensorische Bewertung der Emissionen aus Bauprodukten.- Integration in die Vergabegrundlagen fuer den Blauen Engel und das Bewertungsschema des Ausschusses zur gesundheitlichen Bewertung von Bauprodukten

    Energy Technology Data Exchange (ETDEWEB)

    Mueller, Birgit; Danielak, Maciej [Technische Univ. Berlin (Germany); Panaskova, Jana [Technische Univ. Berlin (Germany); RWTH Aachen (Germany). Inst. for Energy Efficient Buildings and Indoor Climate; Horn, Wolfgang; Jann, Oliver [Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin (Germany); Mueller, Dirk [RWTH Aachen (Germany). Inst. for Energy Efficient Buildings and Indoor Climate

    2011-06-15

    Emissions from construction products impact the quality of indoor air considerably. The AgBB scheme is employed to evaluate the emissions of volatile organic compounds (VOC) from construction products. The hygienic evaluation according to the AgBB scheme requires product-specific measuring procedures. These exist for a range of products. They have been validated in co-operation with several research and testing institutes and have been included in the criteria for awarding the eco-label Blue Angel. The evaluation is, however, stricter and generally has lower limits. VOC emissions and odours can cause health problems so sensory testing is an important element in the evaluation of construction products and has - for reasons of precaution - been set down in the AgBB scheme. The main goal of the project is to derive a method of sensory evaluation and limits for awarding the Blue Angel and for the AgBB scheme. Based on the research conducted (see Chapter 5 Results and Discussion), perceived intensity and hedonics are suggested for the evaluation method. The derivation of limits for the sensory evaluation on the 28th day was effected in the present study through the additional questioning of the test subjects on the reasonability of a sample. For the Blue Angel, there could be different limits of perceived intensity and hedonic for each group of products. A preliminary suggestion for possible limits - here for all product groups - is a perceived intensity of 7 pi (5 pi + 2 pi as confidence coefficient, Chapter 5.1.5. ''Minimum Requirements for the Size of Test Groups'') and -1 (0{+-}0.8, rounded to -1) for the hedonic value (see Figure 6-1). (orig.)

  7. Nota biobibliográfica + poética + creaciones («angel fieramente humano», «antología del bienestar», «el sueño de una nación», «La flecha del amor», «el comienzo de la soledad» y «comunicacion» + cuestionario (Victoria Pineda

    Directory of Open Access Journals (Sweden)

    Pablo del Barco

    2014-03-01

    Full Text Available Nota biobibliográfica + poética + creaciones («angel fieramente humano», «antología del bienestar», «el sueño de una nación», «La flecha del amor», «el comienzo de la soledad» y «comunicacion» + cuestionario (Victoria Pineda

  8. Online molecular characterization of fine particulate matter in Port Angeles, WA: Evidence for a major impact from residential wood smoke

    Science.gov (United States)

    Gaston, Cassandra J.; Lopez-Hilfiker, Felipe D.; Whybrew, Lauren E.; Hadley, Odelle; McNair, Fran; Gao, Honglian; Jaffe, Daniel A.; Thornton, Joel A.

    2016-08-01

    We present on-line molecular composition measurements of wintertime particulate matter (PM) during 2014 using an iodide-adduct high-resolution, time-of-flight chemical ionization mass spectrometer (HR-TOF-CIMS) coupled to a Filter Inlet for Gases and AEROsols (FIGAERO). These measurements were part of an intensive effort to characterize PM in the region with a focus on ultrafine particle sources. The technique was used to detect and quantify different classes of wood burning tracers, including levoglucosan, methoxyphenols, and nitrocatechols, among other compounds in near real-time. During the campaign, particulate mass concentrations of compounds with the same molecular composition as levoglucosan ranged from 0.002 to 19 μg/m3 with a median mass concentration of 0.9 μg/m3. Wood burning markers, in general, showed a strong diurnal pattern peaking at night and in the early morning. This diurnal profile combined with cold, stagnant conditions, wind directions from predominantly residential areas, and observations of lower combustion efficiency at night support residential wood burning as a dominant source of wintertime PM in Port Angeles. This finding has implications for improving wintertime air quality in the region by encouraging the use of high efficiency wood-burning stoves or other cleaner home heating options throughout the relevant domain.

  9. Widening socio-economic disparities in early childhood obesity in Los Angeles County after the Great Recession.

    Science.gov (United States)

    Nobari, Tabashir Z; Whaley, Shannon E; Crespi, Catherine M; Prelip, Michael L; Wang, May C

    2018-04-02

    While economic crises can increase socio-economic disparities in health, little is known about the impact of the 2008-09 Great Recession on obesity prevalence among children, especially low-income children. The present study examined whether socio-economic disparities in obesity among children of pre-school age participating in a federal nutrition assistance programme have changed since the recession. A pre-post observational study using administrative data of pre-school-aged programme participants from 2003 to 2014. Logistic regression was used to examine whether the relationship between obesity prevalence (BMI≥95th percentile of the Centers for Disease Control and Prevention's growth charts) and three measures of socio-economic status (household income, household educational attainment, neighbourhood-level median household income) changed after the recession by examining the interaction between each socio-economic status measure and a 5-year time-period variable (2003-07 v. 2010-14), stratified by child's age and adjusted for child's sociodemographic characteristics. Los Angeles County, California, USA. Children aged 2-4 years (n 1 637 788) participating in the Special Supplemental Nutrition Program for Women, Infants, and Children. The magnitude of the association of household income and household education with obesity increased after 2008-09 among 3- and 4-year-olds and 2- and 3-year-olds, respectively. However, the magnitude of the association of neighbourhood-level median household income with obesity did not change after 2008-09. Disparities in obesity by household-level socio-economic status widened after the recession, while disparities by neighbourhood-level socio-economic status remained the same. The widening household-level socio-economic disparities suggest that obesity prevention efforts should target the most vulnerable low-income children.

  10. Urban legacies and soil management affect the concentration and speciation of trace metals in Los Angeles community garden soils

    International Nuclear Information System (INIS)

    Clarke, Lorraine Weller; Jenerette, G. Darrel; Bain, Daniel J.

    2015-01-01

    Heavy metals in urban soils can compromise human health, especially in urban gardens, where gardeners may ingest contaminated dust or crops. To identify patterns of urban garden metal contamination, we measured concentrations and bioavailability of Pb, As, and Cd in soils associated with twelve community gardens in Los Angeles County, CA. This included sequential extractions to partition metals among exchangeable, reducible, organic, or residual fractions. Proximity to road increased all metal concentrations, suggesting vehicle emissions sources. Reducible Pb increased with neighborhood age, suggesting leaded paint as a likely pollutant source. Exchangeable Cd and As both increased with road proximity. Only cultivated soils showed an increase in exchangeable As with road proximity, potentially due to reducing humic acid interactions while Cd bioavailability was mitigated by organic matter. Understanding the geochemical phases and metal bioavailability allows incorporation of contamination patterns into urban planning. - Highlights: • Road proximity, legacies, and management affect garden soil metal concentrations. • Soil near old houses had high reducible Pb, likely due to lead paint. • Pb, As, and Cd all increased with proximity to road. • As and Cd reacted with organic matter to become more or less bioavailable to crops. - Road proximity, legacies, and management affect garden soil metal concentrations. Soil near old houses had high reducible Pb due to lead paint, while all metals increased near the road

  11. The Sexuality Education Initiative: a programme involving teenagers, schools, parents and sexual health services in Los Angeles, CA, USA.

    Science.gov (United States)

    Marques, Magaly; Ressa, Nicole

    2013-05-01

    In response to abstinence-only programmes in the United States that promote myths and misconceptions about sexuality and sexual behaviour, the comprehensive sexuality education community has been sidetracked from improving the sexuality education available in US schools for almost two decades now. Much work is still needed to move beyond fear-based approaches and the one-way communication of information that many programmes still use. Starting in 2008 Planned Parenthood Los Angeles developed and launched a teen-centred sexuality education programme based on critical thinking, human rights, gender equality, and access to health care that is founded on a theory of change that recognises the complex relationship between the individual and broader environment of cultural norms, socio-economic inequalities, health disparities, legal and institutional factors. The Sexuality Education Initiative is comprised of a 12-session classroom sexuality education curriculum for ninth grade students; workshops for parents; a peer advocacy training programme; and access to sexual health services. This paper describes that experience and presents the rights-based framework that was used, which seeks to improve the learning experience of students, strengthen the capacity of schools, teachers and parents to help teenagers manage their sexuality effectively and understand that they have the right to health care, education, protection, dignity and privacy. Copyright © 2013 Reproductive Health Matters. Published by Elsevier Ltd. All rights reserved.

  12. Facies-controlled reservoir properties in ramp-fan and slope-apron deposits, Miocene Puente Formation, Los Angeles basin

    Energy Technology Data Exchange (ETDEWEB)

    Lyons, K.T.; Geving, R.L.; Suchecki, R.K.

    1989-03-01

    The Miocene Puente Formation in outcrops of the eastern Los Angeles basin is interpreted as a succession of slope-apron and ramp-fan deposits that accumulated in a prism-rise wedge. The principal depositional components of this dominantly base-of-slope and ramp system are ramp-fan channels and lobes, and slope-channel and slope-apron channel/interchannel deposits. Facies-specific textural, compositional, and diagenetic attributes observed in thin section assist in the classification of depositional facies. Specifically, occurrence of carbonate cement, clay mineralogy, and abundance of organic material vary as a function of component facies architecture of the depositional system. Slope and ramp-fan channel-fill sandstones are characterized by pervasive carbonate cements, including poikilotopic and fine-grained calcite, fine-grained and baroque dolomite, and minor siderite. Diagenetic clays predate carbonate cements, and dolomite predates coarser, void-filling calcite. Ramp-fan lobe and interchannel deposits are carbonate free but are rich in detrital clay and organic matter. Diagenetic clays include mixed-layer illite/smectite and kaolinite. Sediments deposited in slope-apron channel fill are virtually cement free except for small amounts of authigenic illite/smectite. Slope-apron interchannel deposits are characterized by high content of organic matter and clay-rich matrix. Potential reservoir characteristics, such as grain size, sorting, and abundance of depositional clay matrix, are related to the primary sedimentary properties of depositional architectural components in the ramp-fan and slope-apron system. Additional diagenetic modifications, without consideration of compaction, were controlled by precipitation reactions associated with fluid flow along pathways related to the depositional architectural framework.

  13. Factors Associated with Immunization Opinion Leadership among Men Who Have Sex with Men in Los Angeles, California.

    Science.gov (United States)

    Holloway, Ian W; Bednarczyk, Robert; Fenimore, Vincent L; Goldbeck, Cameron; Wu, Elizabeth; Himmelstein, Rebecca; Tan, Diane; Randall, Laura; Lutz, Chelsea S; Frew, Paula M

    2018-05-08

    We sought to identify the characteristics of men who have sex with men (MSM) who are opinion leaders on immunization issues and to identify potential opportunities to leverage their influence for vaccine promotion within MSM communities. Using venue-based sampling, we recruited and enrolled MSM living in Los Angeles ( N = 520) from December 2016 to February 2017 and evaluated characteristic differences in sociodemographic characteristics, health behaviors, and technology use among those classified as opinion leaders versus those who were not. We also asked respondents about their past receipt of meningococcal serogroups A, C, W, and Y (MenACWY) and meningococcal B (MenB) vaccines, as well as their opinions on the importance of 13 additional vaccines. Multivariable results revealed that non-Hispanic black (aOR = 2.64; 95% CI: 1.17⁻5.95) and other race/ethnicity (aOR = 2.98; 95% CI: 1.41⁻6.29) respondents, as well as those with a history of an STI other than HIV (aOR = 1.95; 95% CI: 1.10⁻3.48), were more likely to be opinion leaders. MenACWY (aOR = 1.92; 95% CI: 1.13⁻3.25) and MenB (aOR = 3.09; 95% CI: 1.77⁻5.41) vaccine uptake, and perceived importance for these and seven additional vaccines, were also associated with being an opinion leader. The results suggest that the co-promotion of vaccination and other health promotion initiatives via opinion leaders could be a useful strategy for increasing vaccination among MSM.

  14. Aseptic meningitis outbreak associated with echovirus 30 among high school football players--Los Angeles County, California, 2014.

    Science.gov (United States)

    Croker, Curtis; Civen, Rachel; Keough, Kathleen; Ngo, Van; Marutani, Amy; Schwartz, Benjamin

    2015-01-02

    On August 4, 2014, the Acute Communicable Disease Control Program of the Los Angeles County Department of Public Health received a report of three aseptic meningitis cases among football players at a county high school. An investigation was conducted to determine the extent of the outbreak, identify potential exposures, and recommend control measures. An outbreak-associated aseptic meningitis case was defined as an illness of any team or family member with onset during July 28-August 11 with 1) cerebrospinal fluid pleocytosis and negative bacterial culture or 2) an emergency department visit with headache, fever, and stiff neck. Ten cases were identified; nine in males, and one in a female; patient ages ranged from 13 to 17 years. All the patients sought care at an emergency department, and five were hospitalized, resulting in 12 total hospital days. All 10 patients have recovered. Eight patients were football players, and two were siblings of football players. The most affected subgroup was the junior varsity football team, with seven cases out of 57 players (attack rate = 12.3%); the relative risk for aseptic meningitis was higher among players who were linemen than among those who were not linemen (relative risk = 5.4 [p = 0.03]). Of the 10 patients, eight tested positive by polymerase chain reaction for enterovirus, and two were not tested. Echovirus testing was performed at the California Viral and Rickettsial Disease Laboratory. Of the eight specimens testing positive for enterovirus, seven tested positive for echovirus 30, and one specimen could not be typed because of insufficient quantity.

  15. Abrasion Properties of Steel Fiber Reinforced Silica Fume Concrete According to Los Angeles and Water Abrasion Tests

    Directory of Open Access Journals (Sweden)

    Tsan-Ching CHENG

    2014-12-01

    Full Text Available The current study mainly investigated the influence of different tests on the abrasion resistance of concrete mixed with steel fibers and silica fume. The abrasion resistance was assessed at 28, 56 and 91 days on concretes with water-binder ratios of 0.35 and 0.55 where in some mixes silica fume was substituted by 5 % of cement by weight. Steel fibers of 0.5 % and 1.0 % of concrete volume were also added into the test concrete by replacement of coarse and fine aggregates. The results showed that concrete with higher compressive strength in Los Angeles abrasion tests also had better abrasion resistance. The inclusion of steel fibers into test concrete with a water-binder ratio of 0.35 resulted in a significant increase in compressive strength. This concrete also displayed better abrasion resistance and splitting tensile strength than reference concrete; in the test sample with a water-binder ratio of 0.55, the added steel fibers was unable to effectively produce cementation with the concrete. The inclusion of silica fume improved the abrasion resistance of concretes. In water abrasion testing, the abrasion resistance of concrete containing steel fiber was worse than that of concrete without steel fibers. In the water abrasion testing, the surface of steel fiber reinforced concrete was eroded by water and steel balls, and the impact caused the steel fibers to separate from the concrete and led to higher wear loss. DOI: http://dx.doi.org/10.5755/j01.ms.20.4.6460

  16. Chapter G: Tentative Correlation Between CIPW Normin pl (Total Plagioclase) and Los Angeles Wear in Precambrian Midcontinental Granites-Examples from Missouri and Oklahoma, with Applications and Limitations for Use

    Science.gov (United States)

    Davis, George H.

    2004-01-01

    way of simple regression, the Los Angeles wear for granite samples collected in Missouri. The results of this abrasion testing were extended to another granite in Oklahoma where normin pl predicted Los Angeles wear to within 0.6 percent. This relation may also exist for granitic rocks outside the Oklahoma-Missouri region, as well as for other igneous-rock types.

  17. Proyecto MercadoFRESCO: a multi-level, community-engaged corner store intervention in East Los Angeles and Boyle Heights.

    Science.gov (United States)

    Ortega, Alexander N; Albert, Stephanie L; Sharif, Mienah Z; Langellier, Brent A; Garcia, Rosa Elena; Glik, Deborah C; Brookmeyer, Ron; Chan-Golston, Alec M; Friedlander, Scott; Prelip, Michael L

    2015-04-01

    Urban food swamps are typically situated in low-income, minority communities and contribute to overweight and obesity. Changing the food landscape in low income and underserved communities is one strategy to combat the negative health consequences associated with the lack of access to healthy food resources and an abundance of unhealthy food venues. In this paper, we describe Proyecto MercadoFRESCO (Fresh Market Project), a corner store intervention project in East Los Angeles and Boyle Heights in California that used a multi-level approach with a broad range of community, business, and academic partners. These are two neighboring, predominantly Latino communities that have high rates of overweight and obesity. Located in these two communities are approximately 150 corner stores. The project used a community-engaged approach to select, recruit, and convert four corner stores, so that they could become healthy community assets in order to improve residents' access to and awareness of fresh and affordable fruits and vegetables in their immediate neighborhoods. We describe the study framework for the multi-level intervention, which includes having multiple stakeholders, expertise in corner store operations, community and youth engagement strategies, and social marketing campaigns. We also describe the evaluation and survey methodology to determine community and patron impact of the intervention. This paper provides a framework useful to a variety of public health stakeholders for implementing a community-engaged corner store conversion, particularly in an urban food swamp.

  18. Risks and benefits of gardening in urban soil; heavy metals and nutrient content in Los Angeles Community Gardens

    Science.gov (United States)

    Clarke, L. W.; Jenerette, D.; Bain, D. J.

    2012-12-01

    The availability of soil nutrients and heavy metals in urban community gardens can influence health of crops and participants. Interactions between garden history, management, and soils are understudied in cities. In July 2011, we collected soil samples from 45 plots at 6 Los Angeles community gardens. For comparison, 3 samples were collected from uncultivated garden soils and 3 more from outside soils. Samples were then tested for major nutrients- Nitrogen(N), Potassium (K), and Phosphorous (P)- and organic matter (SOM). We also measured concentrations of 29 metals in 3 gardens using Inductively Coupled Plasma- Atomic Emission Spectroscopy. Potassium and phosphorus exceeded optimum levels in all plots, with some over twice the maximum recommended levels. Over-fertilized soils may contribute to local watershed pollution and crop micronutrient deficiencies. Low soil SOM was observed in gardens in impoverished neighborhoods, possibly due to low quality amendments. Our metals analysis showed dangerous levels of lead (Pb)-- up to 1700 ppm in outside soils and 150 ppm in garden soils-- near older gardens, indicating lead deposition legacies. California lead safety standards indicate that children should not play near soils with Pb above 200 ppm, indicating need for long term monitoring of lead contaminated gardens. Arsenic (As) levels exceeded federal risk levels (0.3 ppm) and average CA background levels (2 ppm) in all areas, with some gardens exceeding 10 ppm. Heavy metal legacies in gardens may pose risks to participants with prolonged exposure and remediation of soils may be necessary.

  19. The prevalence of harmful content on outdoor advertising in Los Angeles: land use, community characteristics, and the spatial inequality of a public health nuisance.

    Science.gov (United States)

    Lowery, Bryce C; Sloane, David C

    2014-04-01

    Our study sought to examine associations between the content of outdoor advertising and neighborhood ethnic/racial and socioeconomic composition to see whether particular communities disproportionately host harmful content. We constructed a spatial database of photographs taken from June 2012 until December 2012 in 7 identically zoned communities in Los Angeles, California, to compare outdoor advertising area and content. We selected communities to contrast by ethnicity/race, income, education, and youth population. At-risk communities and communities of color hosted more outdoor advertising depicting harmful content than other communities. Among included neighborhoods, harmful content and the proportion of outdoor advertising overall were most prevalent in communities of Asian Americans and Latino Americans. In all communities, harmful content represented at least 24% of outdoor advertising space. This study provides evidence of the potential for land-use decisions to result in spatially inequitable health impacts. Although dictating the placement of outdoor advertising through zoning may seem sensible, such a decision might have the unintended consequence of disadvantaging the well-being of local communities. Neighborhood factors require more contextually nuanced public health and land-use policy.

  20. Perceptions of and intentions to adopt HIV pre-exposure prophylaxis among black men who have sex with men in Los Angeles.

    Science.gov (United States)

    Brooks, Ronald A; Landovitz, Raphael J; Regan, Rotrease; Lee, Sung-Jae; Allen, Vincent C

    2015-12-01

    This study assessed perceptions of pre-exposure prophylaxis (PrEP) and their association with PrEP adoption intention among a convenience sample of 224 low socioeconomic status black men who have sex with men (BMSM) residing in Los Angeles. Participants received educational information about PrEP and completed an in-person interview. More than half (60%) of the participants indicated a high intention to adopt PrEP. Younger BMSM (18-29 years) were twice as likely to report a high intention to adopt PrEP compared to older BMSM (30+ years). Only 33% of participants were aware of PrEP and no participant had ever used PrEP. Negative perceptions were associated with a lower PrEP adoption intention and included being uncomfortable taking an HIV medicine when HIV-negative and not knowing if there are long-term side effects of taking an HIV medication. These findings suggest that BMSM may adopt PrEP but that negative perceptions may limit its uptake among this population. In order to facilitate PrEP adoption among BMSM targeted educational and community awareness programmes are needed to provide accurate information on the benefits of PrEP and to address the negative perceptions of PrEP held by local BMSM populations. © The Author(s) 2015.

  1. Trace metal inventories and lead isotopic composition chronicle a forest fire's remobilization of industrial contaminants deposited in the angeles national forest.

    Science.gov (United States)

    Odigie, Kingsley O; Flegal, A Russell

    2014-01-01

    The amounts of labile trace metals: [Co] (3 to 11 µg g-1), [Cu] (15 to 69 µg g-1), [Ni] (6 to 15 µg g-1), [Pb] (7 to 42 µg g-1), and [Zn] (65 to 500 µg g-1) in ash collected from the 2012 Williams Fire in Los Angeles, California attest to the role of fires in remobilizing industrial metals deposited in forests. These remobilized trace metals may be dispersed by winds, increasing human exposures, and they may be deposited in water bodies, increasing exposures in aquatic ecosystems. Correlations between the concentrations of these trace metals, normalized to Fe, in ash from the fire suggest that Co, Cu, and Ni in most of those samples were predominantly from natural sources, whereas Pb and Zn were enriched in some ash samples. The predominantly anthropogenic source of excess Pb in the ash was further demonstrated by its isotopic ratios (208Pb/207Pb: 206Pb/207Pb) that fell between those of natural Pb and leaded gasoline sold in California during the previous century. These analyses substantiate current human and environmental health concerns with the pyrogenic remobilization of toxic metals, which are compounded by projections of increases in the intensity and frequency of wildfires associated with climate change.

  2. Trace metal inventories and lead isotopic composition chronicle a forest fire's remobilization of industrial contaminants deposited in the angeles national forest.

    Directory of Open Access Journals (Sweden)

    Kingsley O Odigie

    Full Text Available The amounts of labile trace metals: [Co] (3 to 11 µg g-1, [Cu] (15 to 69 µg g-1, [Ni] (6 to 15 µg g-1, [Pb] (7 to 42 µg g-1, and [Zn] (65 to 500 µg g-1 in ash collected from the 2012 Williams Fire in Los Angeles, California attest to the role of fires in remobilizing industrial metals deposited in forests. These remobilized trace metals may be dispersed by winds, increasing human exposures, and they may be deposited in water bodies, increasing exposures in aquatic ecosystems. Correlations between the concentrations of these trace metals, normalized to Fe, in ash from the fire suggest that Co, Cu, and Ni in most of those samples were predominantly from natural sources, whereas Pb and Zn were enriched in some ash samples. The predominantly anthropogenic source of excess Pb in the ash was further demonstrated by its isotopic ratios (208Pb/207Pb: 206Pb/207Pb that fell between those of natural Pb and leaded gasoline sold in California during the previous century. These analyses substantiate current human and environmental health concerns with the pyrogenic remobilization of toxic metals, which are compounded by projections of increases in the intensity and frequency of wildfires associated with climate change.

  3. Statistics of the thyroid pathology operated in the ORL-CCC service of the Hospital Rafael Angel Calderon Guardia, between 2008-2012

    International Nuclear Information System (INIS)

    Ramos Castro, Paula

    2013-01-01

    The statistics of the Servicio de Otorrinolaringologia y Cirugia de Cabeza y Cuello de Hospital Rafael Angel Calderon Guardia were described, in terms of thyroid surgery; in the period from January 1, 2008 to December 31, 2012, compiling 200 cases of operated patients. Due to the increase in the diagnosis of these diseases in the Costa Rican hospital environment and the lack of an instrument to evaluate the therapeutic action, the need to perform an evaluation of the surgical management given to thyroid pathology is born. Through a table of data complications and the systematic review of the records of the population, the presentation of the results obtained was made using the inclusion criteria such as: patients older than 12 years, diagnosis of benign or malignant thyroid pathology with need of surgical resolution, presence of BAAF reported in medical record, case report of patient in interdisciplinary thyroid session, with surgery or surgeries performed in the period between January 2008 and December 2012, with a written report of surgery and biopsy defined with medical record. The exclusion criteria were: patients without reports of FNAB, operative sheet and/or defined biopsy with medical record, patients whose medical record will not be located in the hospital center to collect the information. (author) [es

  4. Carbon dioxide and methane measurements from the Los Angeles Megacity Carbon Project – Part 1: calibration, urban enhancements, and uncertainty estimates

    Directory of Open Access Journals (Sweden)

    K. R. Verhulst

    2017-07-01

    Full Text Available We report continuous surface observations of carbon dioxide (CO2 and methane (CH4 from the Los Angeles (LA Megacity Carbon Project during 2015. We devised a calibration strategy, methods for selection of background air masses, calculation of urban enhancements, and a detailed algorithm for estimating uncertainties in urban-scale CO2 and CH4 measurements. These methods are essential for understanding carbon fluxes from the LA megacity and other complex urban environments globally. We estimate background mole fractions entering LA using observations from four extra-urban sites including two marine sites located south of LA in La Jolla (LJO and offshore on San Clemente Island (SCI, one continental site located in Victorville (VIC, in the high desert northeast of LA, and one continental/mid-troposphere site located on Mount Wilson (MWO in the San Gabriel Mountains. We find that a local marine background can be established to within  ∼  1 ppm CO2 and  ∼  10 ppb CH4 using these local measurement sites. Overall, atmospheric carbon dioxide and methane levels are highly variable across Los Angeles. Urban and suburban sites show moderate to large CO2 and CH4 enhancements relative to a marine background estimate. The USC (University of Southern California site near downtown LA exhibits median hourly enhancements of  ∼  20 ppm CO2 and  ∼  150 ppb CH4 during 2015 as well as  ∼  15 ppm CO2 and  ∼  80 ppb CH4 during mid-afternoon hours (12:00–16:00 LT, local time, which is the typical period of focus for flux inversions. The estimated measurement uncertainty is typically better than 0.1 ppm CO2 and 1 ppb CH4 based on the repeated standard gas measurements from the LA sites during the last 2 years, similar to Andrews et al. (2014. The largest component of the measurement uncertainty is due to the single-point calibration method; however, the uncertainty in the background mole fraction is much

  5. Chemistry of Volatile Organic Compounds in the Los Angeles basin: Nighttime Removal of Alkenes and Determination of Emission Ratios

    Science.gov (United States)

    de Gouw, J. A.; Gilman, J. B.; Kim, S.-W.; Lerner, B. M.; Isaacman-VanWertz, G.; McDonald, B. C.; Warneke, C.; Kuster, W. C.; Lefer, B. L.; Griffith, S. M.; Dusanter, S.; Stevens, P. S.; Stutz, J.

    2017-11-01

    We reanalyze a data set of hydrocarbons in ambient air obtained by gas chromatography-mass spectrometry at a surface site in Pasadena in the Los Angeles basin during the NOAA California Nexus study in 2010. The number of hydrocarbon compounds quantified from the chromatograms is expanded through the use of new peak-fitting data analysis software. We also reexamine hydrocarbon removal processes. For alkanes, small alkenes, and aromatics, the removal is determined by the reaction with hydroxyl (OH) radicals. For several highly reactive alkenes, the nighttime removal by ozone and nitrate (NO3) radicals is also significant. We discuss how this nighttime removal affects the determination of emission ratios versus carbon monoxide (CO) and show that previous estimates based on nighttime correlations with CO were too low. We analyze model output from the Weather Research and Forecasting-Chemistry model for hydrocarbons and radicals at the Pasadena location to evaluate our methods for determining emission ratios from the measurements. We find that our methods agree with the modeled emission ratios for the domain centered on Pasadena and that the modeled emission ratios vary by 23% across the wider South Coast basin. We compare the alkene emission ratios with published results from ambient measurements and from tunnel and dynamometer studies of motor vehicle emissions. We find that with few exceptions the composition of alkene emissions determined from the measurements in Pasadena closely resembles that of motor vehicle emissions.

  6. In memoriam: John Warren Aldrich, 1906-1995

    Science.gov (United States)

    Banks, Richard C.

    1997-01-01

    John Aldrich was born in Providence, Rhode Island, on 23 February 1906, and went to the Providence public schools. He developed a broad interest in natural history at an early age, being stimulated by his mother, a kindergarten teacher, who introduced him to nature books. His interest was strengthened by Harold L. Madison, Director of the Park Museum in Providence, an Associate ( = member) of the AOU. As a high school student, John taught nature study at the Rhode Island Boy Scout Camp in summers. John was President of his class at Classical High School, and manager of the school's football team in his senior year. Also in that year, 1923, John published his first paper, a note in Bird-Lore on the occurrence of the Mockingbird in Rhode Island. That paper is a literary gem, showing that his skill in writing developed as early as his knowledge of birds. His early interest in football continued as well; he was a devoted fan of the Washington Redskins in his later years.

  7. A Qualitative Analysis of the Use of Financial Services and Saving Behavior Among Older African Americans and Latinos in the Los Angeles Area

    Directory of Open Access Journals (Sweden)

    Luisa R. Blanco

    2015-01-01

    Full Text Available For this study, we conducted seven focus groups in the Los Angeles area with a total of 70 participants (42 Latinos and 28 African Americans recruited from three senior centers and a church. There was a wide variety of responses in relation to the usage of financial services among participants. We found that although some participants seem to participate more in the formal financial sector and show a higher level of sophistication when managing their finances, other participants’ use of formal financial institutions is minimal. Among African American participants, we found several instances in which individuals feel very comfortable using banks. Lower levels of participation in the formal financial sector were found among the lower income Latino participants. In relation to barriers to participate in the financial sector, supply was not an issue, but demand and behavioral factors seem more important. Overall, no participants saved very much on a regular basis. We also find that participants in general do not want to ask their children for money, and also do not want to save and accumulate wealth to leave to their children.

  8. Regional and local meteorology influences high-resolution tropospheric ozone concentration in the Los Angeles Basin

    Science.gov (United States)

    Koutzoukis, S.; Jenerette, D.; Chandler, M.; Wang, J.; Ge, C.; Ripplinger, J.

    2017-12-01

    Urban air quality and climate directly affect resident health. The Los Angeles (LA) Basin is a highly populated metropolitan area, with widespread point sources of ozone (O3) precursors (NOx , Volatile Organic Compounds, CO) from fossil fuel combustion. The LA basin exists on a coast-to-mountain gradient, with increasing temperatures towards the Transverse Ranges, which rise to 1700m. Frequently not compliant with 8-hour O3 standards, the LA and South Coast Air Basins are designated as severe and extreme non-attainment areas. Summer weather in the LA basin is characterized by a persistent high pressure system, creating an inversion that traps air pollutants, including O3 precursors, coupled with physical geography that blocks prevailing upper atmosphere air flow. These interactions make neighborhood-level O3 levels more variable than common regional models. Over the summer of 2017, we investigated the importance of local meteorology, wind patterns and air temperature, in transporting and mixing ozone precursors from point sources along the coast-to-mountain gradient. We deployed a network of six EPA federal equivalent method ozone and meteorological sensors in three campaigns in the LA basin along the coast-to-mountain transect. Each campaign, we collaborated with citizen scientists to deploy three sensor stations in two, 4 km2 quadrats, for a total of six high-resolution 4 km2 pixels. O3 concentrations vary greatly along the transect. At the coastal sites, daily O3 ranges from 0ppm to 60ppm and the range increases at the inland sites, to 100ppm. At all sites, there was a positive relationship between wind speed, air temperature, and O3 concentration, with increasing correlation inland. The Pearson correlation coefficient between wind speed and O3 concentration doubles from the coast to inland, and triples between air temperature and O3. The site-specific relationships between O3 and wind direction and temperature vary, suggesting neighborhood-effects from local

  9. Single oral dose pharmacokinetics of decursin and decursinol angelate in healthy adult men and women.

    Directory of Open Access Journals (Sweden)

    Jinhui Zhang

    Full Text Available The ethanol extract of Angelica gigas Nakai (AGN root has promising anti-cancer and other bioactivities in rodent models. It is currently believed that the pyranocoumarin isomers decursin (D and decursinol angelate (DA contribute to these activities. We and others have documented that D and DA were rapidly converted to decursinol (DOH in rodents. However, our in vitro metabolism studies suggested that D and DA might be metabolized differently in humans. To test this hypothesis and address a key question for human translatability of animal model studies of D and DA or AGN extract, we conducted a single oral dose human pharmacokinetic study of D and DA delivered through an AGN-based dietary supplement Cogni.Q (purchased from Quality of Life Labs, Purchase, NY in twenty healthy subjects, i.e., 10 men and 10 women, each consuming 119 mg D and 77 mg DA from 4 vegicaps. Analyses of plasma samples using UHPLC-MS/MS showed mean time to peak concentration (Tmax of 2.1, 2.4 and 3.3 h and mean peak concentration (Cmax of 5.3, 48.1 and 2,480 nmol/L for D, DA and DOH, respectively. The terminal elimination half-life (t1/2 for D and DA was similar (17.4 and 19.3 h and each was much longer than that of DOH (7.4 h. The mean area under the curve (AUC0-48h for D, DA and DOH was estimated as 37, 335 and 27,579 h∙nmol/L, respectively. Gender-wise, men absorbed the parent compounds faster and took shorter time to reach DOH peak concentration. The human data supported an extensive conversion of D and DA to DOH, even though they metabolized DA slightly slower than rodents. Therefore, the data generated in rodent models concerning anti-cancer efficacy, safety, tissue distribution and pharmacodynamic biomarkers will likely be relevant for human translation.ClinicalTrials.gov NCT02114957.

  10. Motivations for Intravaginal Product Use among a Cohort of Women in Los Angeles.

    Directory of Open Access Journals (Sweden)

    Joelle M Brown

    Full Text Available Intravaginal practices-including behaviors such as intravaginal cleansing and insertion of products-have been linked to a number of adverse reproductive health outcomes, including increased risk for bacterial vaginosis, sexually transmitted infections, and HIV. Currently, little is known about the motivations for intravaginal practices among women in the United States. The objective of this study was to identify and describe motivations for intravaginal washing and intravaginal insertion of products among women of differing ages and racial/ethnic groups.Between 2008 and 2010, we enrolled a convenience sample of sexually active women aged 18-65 years living in Los Angeles recruited through community education and outreach activities in HIV/AIDS service organizations, women's health clinics, community-based organizations, and HIV testing sites. At the enrollment visit, women completed a self-administered, computer-assisted questionnaire covering demographics, sexual behaviors, intravaginal practices, and motivations for intravaginal practices over the past month and past year.We enrolled 141 women; 34% of participants were Caucasian, 40% African American, and 26% Latina. Peri-sexual intravaginal washing was common in all groups, whether to clean up after sex (70% or to prepare for sex (54%. African American women were more likely to report learning to wash intravaginally from their mothers compared to Latina or Caucasian women (70% vs. 49%, P = 0.04. Sixty-one percent of African American women reported using a douching device over the past year compared to 41% of Latina and 40% of Caucasian women (p = 0.02. Younger women were more likely to report that their male partners wanted them to wash intravaginally than older women (77% vs. 24%, P<0.01, and more likely to report the removal of odors as a motive than older women (65% vs. 40%, P = 0.04. The most commonly used intravaginal products included sexual lubricants, petroleum jelly, body lotions

  11. Redox activity of airborne particulate matter at different sites in the Los Angeles Basin

    International Nuclear Information System (INIS)

    Cho, Arthur K.; Sioutas, Constantinos; Miguel, Antonio H.; Kumagai, Yoshito; Schmitz, Debra A.; Singh, Manisha; Eiguren-Fernandez, Arantza; Froines, John R.

    2005-01-01

    Epidemiologic studies have shown associations between ambient particulate matter (PM) and adverse health outcomes including increased mortality, emergency room visits, and time lost from school and work. The mechanisms of PM-related health effects are still incompletely understood, but a hypothesis under investigation is that many of the adverse health effects may derive from oxidative stress, initiated by the formation of reactive oxygen species (ROS) within affected cells. While the adverse effects from PM have historically been associated with the airborne concentration of PM and more recently fine-particle PM, we considered it relevant to develop an assay to quantitatively measure the ability of PM to catalyze ROS generation as the initial step in the induction of oxidative stress. This ability of PM could then be related to different sources, chemical composition, and physical and spatial/temporal characteristics in the ambient environment. The measurement of ROS-forming ability in relation to sources and other factors will have potential relevance to control of redox-active PM. If oxidative stress represents a relevant mechanism of toxicity from PM, the measurement of redox activity represents a first step in the elucidation of the subsequent downstream processes. We have developed an assay for PM redox activity, utilizing the reduction of oxygen by dithiothreitol which serves as an electron source. We have found that PM will catalyze the reduction of oxygen and have examined the distribution and chemical characteristics of the redox activity of PM fractions collected in different sites in the Los Angeles Basin. Samples of concentrated coarse, fine, and ultrafine PM, obtained with aerosol concentrators, were studied with regard to their chemical properties and redox activity. Redox activity was highest in the ultrafine fraction, in agreement with results indicating ultrafines were the most potent toward inducing that heme oxygenase expression and depleting

  12. «The Passion for Order». Virtual Convergences in the Allegorical Linealismo of «Two Angels and a Holy Archbishop» and in the Theological Symbolism of the Calderonian auto sacramental

    Directory of Open Access Journals (Sweden)

    Martha García

    2017-05-01

    Full Text Available «The passion for order» that characterizes the Caledonian works can be seen in the optics capacity of the dramatist to produce auto sacramentales that maintain a direct correlation with the preceding pictorial works. In this line of analysis, this study presents the convergence between the allegorical linealismo visibly present in the Roman mural paintings of the region of Castile and León in Two Angels and a Holy Archbishop of anonymous artist found in the Hermitage of the Vera Cruz de Maderuelo, Segovia, of the twelfth century Spain, and the implied significance of the symbolism represented in the scenic sketches of the auto sacramental The Immunity of Consecrated Ground by Pedro Calderón de la Barca written in the early modern Spain.

  13. 76 FR 35937 - New York Disaster #NY-00105

    Science.gov (United States)

    2011-06-20

    ..., Hamilton, Herkimer, Lewis, Madison, Niagara, Oneida, Onondaga, Ontario, Steuben, Tioga, Ulster, Warren... Assistance Numbers 59002 and 59008) James E. Rivera, Associate Administrator for Disaster Assistance. [FR Doc...

  14. Trace Metal Inventories and Lead Isotopic Composition Chronicle a Forest Fire’s Remobilization of Industrial Contaminants Deposited in the Angeles National Forest

    Science.gov (United States)

    Odigie, Kingsley O.; Flegal, A. Russell

    2014-01-01

    The amounts of labile trace metals: [Co] (3 to 11 µg g−1), [Cu] (15 to 69 µg g−1), [Ni] (6 to 15 µg g−1), [Pb] (7 to 42 µg g−1), and [Zn] (65 to 500 µg g−1) in ash collected from the 2012 Williams Fire in Los Angeles, California attest to the role of fires in remobilizing industrial metals deposited in forests. These remobilized trace metals may be dispersed by winds, increasing human exposures, and they may be deposited in water bodies, increasing exposures in aquatic ecosystems. Correlations between the concentrations of these trace metals, normalized to Fe, in ash from the fire suggest that Co, Cu, and Ni in most of those samples were predominantly from natural sources, whereas Pb and Zn were enriched in some ash samples. The predominantly anthropogenic source of excess Pb in the ash was further demonstrated by its isotopic ratios (208Pb/207Pb: 206Pb/207Pb) that fell between those of natural Pb and leaded gasoline sold in California during the previous century. These analyses substantiate current human and environmental health concerns with the pyrogenic remobilization of toxic metals, which are compounded by projections of increases in the intensity and frequency of wildfires associated with climate change. PMID:25259524

  15. Predelinquent Behavior in Males: Perspectives and Suggestions

    Science.gov (United States)

    Cross, Herbert; Kohl, Marilyn

    1978-01-01

    Discusses several approaches for solving the problem of delinquency including Quay's empirical system, Warren's theoretical system, Hogan's theory of moral conduct, and Bandura's social learning theory. (Author/RK)

  16. The Prevalence of Harmful Content on Outdoor Advertising in Los Angeles: Land Use, Community Characteristics, and the Spatial Inequality of a Public Health Nuisance

    Science.gov (United States)

    Sloane, David C.

    2014-01-01

    Objectives. Our study sought to examine associations between the content of outdoor advertising and neighborhood ethnic/racial and socioeconomic composition to see whether particular communities disproportionately host harmful content. Methods. We constructed a spatial database of photographs taken from June 2012 until December 2012 in 7 identically zoned communities in Los Angeles, California, to compare outdoor advertising area and content. We selected communities to contrast by ethnicity/race, income, education, and youth population. Results. At-risk communities and communities of color hosted more outdoor advertising depicting harmful content than other communities. Among included neighborhoods, harmful content and the proportion of outdoor advertising overall were most prevalent in communities of Asian Americans and Latino Americans. In all communities, harmful content represented at least 24% of outdoor advertising space. Conclusions. This study provides evidence of the potential for land-use decisions to result in spatially inequitable health impacts. Although dictating the placement of outdoor advertising through zoning may seem sensible, such a decision might have the unintended consequence of disadvantaging the well-being of local communities. Neighborhood factors require more contextually nuanced public health and land-use policy. PMID:24524512

  17. 78 FR 44187 - New York Disaster # NY-00136

    Science.gov (United States)

    2013-07-23

    ...; Herkimer; Madison; Montgomery; Niagara; Oneida; Otsego; Warren. The Interest Rates are: Percent For... for economic injury is 13668B (Catalog of Federal Domestic Assistance Numbers 59002 and 59008). James...

  18. 7 CFR Exhibit D to Subpart E of... - Goals and Timetables for Minorities and Women

    Science.gov (United States)

    2010-01-01

    ... Columbia; the Virginia cities of Alexandria, Fairfax, and Falls Church; the Virginia counties of Arlington..., Tazewell, Woodford, Knox, Stark, Marshall, Hancock, Mason, McLean, McDonough, Henderson, Warren, Livingston...

  19. A comparison of greenhouse gas emissions and local area pollution of highspeed rail and air travel between Los Angeles and Las Vegas

    Science.gov (United States)

    Mullins, Damien

    Global warming is one of the most discussed global environmental issues in the world today. Global warming is driven by fossil fuel combustion emissions known as Green-house Gases (GHG). One of the major contributors to GHG emissions is the transport sector, emitting approximately 30% of total U.S. CO 2 emissions in 2010. Air travel contributed approximately 3.5% of total U.S. CO2 in 2008. High-speed Rail (HSR) is often touted as cleaner, more sustainable mode of transport than air travel. HSR is one of few modes of transport capable of competing with air travel for short to medium-haul distances. There has been considerable study of GHG emissions of each independently. Research has also been carried out into the economics and competition of these transport modes. However, there has been very limited study of the comparative emissions of each, apart from one study in Europe (Givoni, 2007). The current study was undertaken with the goal of quantifying potential emission savings due to mode substitution from air travel to HSR in the Los Angeles to Las Vegas corridor. This study only considered the emissions which occurred from the combustion of the relevant fuels, either in power plants or the engines of an aircraft. Emissions from fuel production/refining or transport of fuels were not considered. Another issue compared was Local Area Pollution (LAP), which is a measure of the severity of emissions effect on the environment. This was examined because all emissions from HSR occur close to the surface of the earth, and hence effect the local environment, while only a portion of aircraft emissions do. This study was carried out using internationally recognized emission inventory methodologies. For the air travel emission estimate methodologies and data published by the Intergovernmental Panel on Climate Change (IPCC) and the International Civil Aviation Organization (ICAO) were used. The HSR energy use was estimated from energy use data from currently running HSR

  20. The Role of Faith-Based Organizations in the Depression Care of African Americans and Hispanics in Los Angeles.

    Science.gov (United States)

    Dalencour, Michelle; Wong, Eunice C; Tang, Lingqi; Dixon, Elizabeth; Lucas-Wright, Aziza; Wells, Kenneth; Miranda, Jeanne

    2017-04-01

    This study examined use of depression care provided by faith-based organizations (FBOs) by African Americans and Hispanics and factors associated with the receipt of such care, including mental illness severity and use of traditional mental health services. The study used baseline data from the Community Partners in Care study, a group-randomized trial comparing a community-partnered approach with a technical-assistance approach to improving depression care in underresourced communities in Los Angeles. A sample of 947 individuals (48% African American, 27% non-U.S.-born Hispanic, 15% U.S.-born Hispanic, and 10% non-Hispanic white) were surveyed about recent visits to a religious or spiritual place and receipt of FBO depression care. Descriptive analyses compared racial-ethnic, sociodemographic, and health service use variables for three groups: those who did not attend a religious place, those who attended a religious place and did not receive FBO depression services, and those who received FBO depression services. Multinomial logistic regression was used to identify predictors of receipt of FBO depression care. A larger proportion of African Americans and non-U.S.-born Hispanics received FBO faith-based depression services compared with non-Hispanic whites and with U.S.-born Hispanics. Receipt of FBO depression services was associated with younger age, lifetime diagnosis of mania, use of primary care depression services, and receipt of a mental health service from a substance abuse agency. FBO depression services were used in the community, especially by persons from racial-ethnic minority groups. Collaborative efforts between FBOs and traditional health services may increase access to depression services for African Americans and Latinos.

  1. Obesity is associated with breast cancer in African-American women but not Hispanic women in South Los Angeles.

    Science.gov (United States)

    Sarkissyan, Marianna; Wu, Yanyuan; Vadgama, Jaydutt V

    2011-08-15

    Obesity is considered a risk factor for breast cancer. Modifying life styles that reduce obesity offers the potential for prevention and improved outcomes from cancer. The effects of obesity and breast cancer among African-American women and Hispanic women have been explored in a limited number of studies. The objective of the current study was to investigate the association of obesity with breast cancer in a minority cohort. This was a cross-sectional study of 471 African-American and Hispanic women with and without breast cancer in South Los Angeles. Data regarding body mass index (BMI) and clinical factors were obtained by medical record abstraction. Data were assessed using logistic regression with multivariate analysis. Kaplan-Meier survival analysis was used to assess disease-free survival. Women with breast cancer were more likely to be obese (BMI >30 kg/m(2)) than women without breast cancer (odds ratio [OR], 2.0; P = .01). There was a significant association of being overweight or obese and breast cancer among postmenopausal women (OR, 2.3 [P = .03] and 2.9 [P obesity and breast cancer was significant only among African-American women (OR, 2.70; P American women (OR, 4.8; P obesity and later disease stage at diagnosis (P = .06). An association also was observed between higher BMI (for cutoff points of both 30 kg/m(2) and 28 kg/m(2)) and poorer disease-free survival (P = .045 and P = .019, respectively). The current data suggested an association between obesity and breast cancer, especially among postmenopausal women and most significantly in the African-American cohort. Copyright © 2011 American Cancer Society.

  2. Teaching, leadership, scholarly productivity, and level of activity in the chiropractic profession: a study of graduates of the Los Angeles College of Chiropractic radiology residency program.

    Science.gov (United States)

    Young, Kenneth J; Siordia, Lawrence

    2012-12-01

    The purpose of this study was to track the graduates of the Los Angeles College of Chiropractic (LACC) radiology residency program, review their scholarly productivity, and report those involved in teaching and leadership positions. Former LACC residents' career information was identified through publicly available electronic documents including Web sites and social media. PubMed and the Index to Chiropractic Literature databases were searched for chiropractic graduate job surveys, and proportional comparisons were made between the career paths of LACC radiology residency graduates and those of non-residency-trained chiropractors. Of 47 former LACC residents, 28 (60%) have or previously had careers in tertiary (chiropractic) education; and 12 (26%) have attained a department chair position or higher at tertiary teaching institutions. Twenty-two (47%) have or previously had private radiology practices, whereas 11 (23%) have or previously had clinical chiropractic practices. Often, residency graduates hold or have held 2 of these positions at once; and one, all 3. Chapters or books were authored by 13 (28%). Radiology residency LACC graduates are professionally active, particularly in education, and demonstrate scholarly productivity.

  3. Mutagenicity of Cookstove Emissions

    Data.gov (United States)

    U.S. Environmental Protection Agency — Description is included with the dataset. This dataset is associated with the following publication: Mutlu, E., S. Warren , S. Ebersviller , I. Kooter, J. Schmid ,...

  4. Variation in genetic admixture and population structure among Latinos: the Los Angeles Latino eye study (LALES

    Directory of Open Access Journals (Sweden)

    Le Marchand Loic

    2009-11-01

    Full Text Available Abstract Background Population structure and admixture have strong confounding effects on genetic association studies. Discordant frequencies for age-related macular degeneration (AMD risk alleles and for AMD incidence and prevalence rates are reported across different ethnic groups. We examined the genomic ancestry characterizing 538 Latinos drawn from the Los Angeles Latino Eye Study [LALES] as part of an ongoing AMD-association study. To help assess the degree of Native American ancestry inherited by Latino populations we sampled 25 Mayans and 5 Mexican Indians collected through Coriell's Institute. Levels of European, Asian, and African descent in Latinos were inferred through the USC Multiethnic Panel (USC MEP, formed from a sample from the Multiethnic Cohort (MEC study, the Yoruba African samples from HapMap II, the Singapore Chinese Health Study, and a prospective cohort from Shanghai, China. A total of 233 ancestry informative markers were genotyped for 538 LALES Latinos, 30 Native Americans, and 355 USC MEP individuals (African Americans, Japanese, Chinese, European Americans, Latinos, and Native Hawaiians. Sensitivity of ancestry estimates to relative sample size was considered. Results We detected strong evidence for recent population admixture in LALES Latinos. Gradients of increasing Native American background and of correspondingly decreasing European ancestry were observed as a function of birth origin from North to South. The strongest excess of homozygosity, a reflection of recent population admixture, was observed in non-US born Latinos that recently populated the US. A set of 42 SNPs especially informative for distinguishing between Native Americans and Europeans were identified. Conclusion These findings reflect the historic migration patterns of Native Americans and suggest that while the 'Latino' label is used to categorize the entire population, there exists a strong degree of heterogeneity within that population, and that

  5. Variation in genetic admixture and population structure among Latinos: the Los Angeles Latino eye study (LALES).

    Science.gov (United States)

    Shtir, Corina J; Marjoram, Paul; Azen, Stanley; Conti, David V; Le Marchand, Loic; Haiman, Christopher A; Varma, Rohit

    2009-11-10

    Population structure and admixture have strong confounding effects on genetic association studies. Discordant frequencies for age-related macular degeneration (AMD) risk alleles and for AMD incidence and prevalence rates are reported across different ethnic groups. We examined the genomic ancestry characterizing 538 Latinos drawn from the Los Angeles Latino Eye Study [LALES] as part of an ongoing AMD-association study. To help assess the degree of Native American ancestry inherited by Latino populations we sampled 25 Mayans and 5 Mexican Indians collected through Coriell's Institute. Levels of European, Asian, and African descent in Latinos were inferred through the USC Multiethnic Panel (USC MEP), formed from a sample from the Multiethnic Cohort (MEC) study, the Yoruba African samples from HapMap II, the Singapore Chinese Health Study, and a prospective cohort from Shanghai, China. A total of 233 ancestry informative markers were genotyped for 538 LALES Latinos, 30 Native Americans, and 355 USC MEP individuals (African Americans, Japanese, Chinese, European Americans, Latinos, and Native Hawaiians). Sensitivity of ancestry estimates to relative sample size was considered. We detected strong evidence for recent population admixture in LALES Latinos. Gradients of increasing Native American background and of correspondingly decreasing European ancestry were observed as a function of birth origin from North to South. The strongest excess of homozygosity, a reflection of recent population admixture, was observed in non-US born Latinos that recently populated the US. A set of 42 SNPs especially informative for distinguishing between Native Americans and Europeans were identified. These findings reflect the historic migration patterns of Native Americans and suggest that while the 'Latino' label is used to categorize the entire population, there exists a strong degree of heterogeneity within that population, and that it will be important to assess this heterogeneity

  6. Baltimore in The Wire and Los Angeles in The Shield: Urban Landscapes in American Drama Series

    Directory of Open Access Journals (Sweden)

    Alberto N. García

    2017-07-01

    Full Text Available The Shield (FX 2002-08 and The Wire (HBO 2002-08 are two of the most ever critically acclaimed TV-shows and they both can be seen as the finest developed film noir proposals produced in television. The Wire transcends the cop-show genre by offering a multilayered portrait of the whole city of Baltimore: from police work to drug dealing, getting through stevedores’ union corruption, tricks of local politics, problems of the school system and some unethical journalism practices. On the other, The Shield offers a breathtaking cop-show that features in the foreground the moral ambiguity that characterizes the noir genre. Both series display complementary realist strategies (a neorealist aesthetic in The Wire; a cinéma vérité pastiche in The Shield that highlight the importance of city landscape in their narrative. Baltimore and Los Angeles are portrayed not only as a dangerous and ruined physical places, but are also intertwined with moral and political issues in contemporary cities, such as race, class, political corruption, social disintegration, economical disparities, the limitations of the system of justice, the failure of the American dream and so on. The complex and expanded narrative of The Wire and The Shield, as Dimemberg has written for film noir genre, “remains well attuned to the violently fragmented spaces and times of the late-modern world”. Therefore, this article will focus on how The Wire and The Shield (and some of their TV heirs, such as Southland and Justified reflect and renew several topics related to the city in the film noir tradition: the sociopolitical effects of showing the ruins of the centripetal industrial metropolis, the inferences of filming in actual places, the dramatic presence of what Augé coined as “no-places”, the bachelardian opposition between home and city, or the streets as an urban jungle where danger lurks in every corner.

  7. The influences of ambient particle composition and size on particle infiltration in Los Angeles, CA, residences.

    Science.gov (United States)

    Sarnat, Stefanie Ebelt; Coull, Brent A; Ruiz, Pablo A; Koutrakis, Petros; Suh, Helen H

    2006-02-01

    Particle infiltration is a key determinant of the indoor concentrations of ambient particles. Few studies have examined the influence of particle composition on infiltration, particularly in areas with high concentrations of volatile particles, such as ammonium nitrate (NH4NO3). A comprehensive indoor monitoring study was conducted in 17 Los Angeles-area homes. As part of this study, indoor/outdoor concentration ratios during overnight (nonindoor source) periods were used to estimate the fraction of ambient particles remaining airborne indoors, or the particle infiltration factor (FINF), for fine particles (PM2.5), its nonvolatile (i.e., black carbon [BC]) and volatile (i.e., nitrate [NO3-]) components, and particle sizes ranging between 0.02 and 10 microm. FINF was highest for BC (median = 0.84) and lowest for NO3- (median = 0.18). The low FINF for NO3- was likely because of volatilization of NO3- particles once indoors, in addition to depositional losses upon building entry. The FINF for PM2.5 (median = 0.48) fell between those for BC and NO3-, reflecting the contributions of both particle components to PM25. FINF varied with particle size, air-exchange rate, and outdoor NO3- concentrations. The FINF for particles between 0.7 and 2 microm in size was considerably lower during periods of high as compared with low outdoor NO3- concentrations, suggesting that outdoor NO3- particles were of this size. This study demonstrates that infiltration of PM2.5 varies by particle component and is lowest for volatile species, such as NH4NO3. Our results suggest that volatile particle components may influence the ability for outdoor PM concentrations to represent indoor and, thus, personal exposures to particles of ambient origin, because volatilization of these particles causes the composition of PM2.5 to differ indoors and outdoors. Consequently, particle composition likely influences observed epidemiologic relationships based on outdoor PM concentrations, especially in areas

  8. Paha veri / Jan Kaus

    Index Scriptorium Estoniae

    Kaus, Jan, 1971-

    1998-01-01

    Warren Zimmermanni retsensioonist Michael Ignatieffi raamatule "The Warrior's Honour". Külma sõja loodud "tasakaal" aitas vaigistada Ida-Euroopa etnilisi rahutuskoldeid. Etnilised rahutused Kesk- ja Ida-Euroopa 20. saj. lõpus

  9. Integration of Hardware-in-the-loop Facilities Over the Internet

    Science.gov (United States)

    2009-04-15

    This briefing discusses a hardware in loop vehicle simulator in Warren, Michigan that provides the driver with realistic power response from the Power and Energy Systems Integration Lab over the internet.

  10. 78 FR 60307 - Spring Pygmy Sunfish Candidate Conservation Agreement With Assurances; Receipt of Applications...

    Science.gov (United States)

    2013-10-01

    ... wetlands (Warren 2004). The species is highly localized within these spring pools and is found in... to do so. Dated: September 25, 2013. Stephen M. Ricks, Field Supervisor, Jackson, Mississippi, Field...

  11. 76 FR 59416 - Senior Executive Service Performance Review Board

    Science.gov (United States)

    2011-09-26

    ..., William Danelo, Daniel J. Davis, Delia Davis, Robert de Vallance, Brian Dean, Nicole DeVita, Charles Di..., Roberta Stern, Warren Stewart, Sharon Stinnett, Melanie S. Strack, Barbara L. Stroud, Dennie Michael...

  12. Mutagenicity of Oil Burn Emissions

    Data.gov (United States)

    U.S. Environmental Protection Agency — Description included in the dataset. This dataset is associated with the following publication: DeMarini, D., S. Warren, K. Lavrich, A. Flen, J. Aurell, B. Mitchell,...

  13. Overview of Heart Tumors

    Science.gov (United States)

    ... Tumors By Siddique A. Abbasi, MD, MSc, Assistant Professor of Medicine, Warren Alpert Medical School of Brown University; Attending Cardiologist, Director of Heart Failure, and Director of Cardiac MRI, Providence VA Medical ...

  14. Mutagenicity in Salmonella of Biodiesel Fractions

    Data.gov (United States)

    U.S. Environmental Protection Agency — A description is included with the data. This dataset is associated with the following publication: Mutlu, E., S. Warren , P. Matthews, J. Schmid , I. Kooter, B....

  15. Nähtamatu õnnelik lõpp? / Pille-Riin Purje

    Index Scriptorium Estoniae

    Purje, Pille-Riin, 1963-

    2004-01-01

    Jim Jacobsi ja Warren Casey muusikal "Grease" Eesti Riikliku Nukuteatri esituses Tallinna Linnahallis, A. Ayckbourni "Mänguplaan" Vanalinnastuudios, R. Topori "Talv laua all" Rakvere Teatris ja U. Vadi "Kohtume trompetis" VAT Teatris

  16. Supporting people with diabetes related\\ud stress and depression

    OpenAIRE

    Gillibrand, Warren P.; Holdich, Phil

    2010-01-01

    Diabetes can have a significant detrimental impact on wellbeing and psychological functioning. Warren Gillibrand and Phil Holdich explain how practice nurses can help people with diabetes deal with stress or depressive illness

  17. Raamaturappija / Karl Martin Sinijärv

    Index Scriptorium Estoniae

    Sinijärv, Karl Martin, 1971-

    1996-01-01

    Tubli lapse tunnikell / Tekst Leelo Tunglalt; Groom, Winston. Gump & Co; Higgins, Jack. Soolo; Winter, Arno. Sodila ehk abiks tagumises pingis igavlejale; Murphy, Warren ja Shapir, Richard. Remo Special - Vastulöök

  18. Factors affecting wild rabbit production in extensive breeding enclosures: how can we optimise efforts?

    Directory of Open Access Journals (Sweden)

    José Guerrero-Casado

    2013-09-01

    Full Text Available The declining rabbit population in the Iberian Peninsula has led hunters and authorities to rear rabbits in captivity systems for their subsequent release. One alternative method to intensive rabbitry systems is the use of extensive breeding enclosures, since they produce animals of greater quality for hunting and conservation purposes. However, some of the factors that affect rabbit production in breeding enclosures are still unknown. The present study used partial least squares regression (PLSR to analyse the effects of plot size, scrub cover, slope, initial rabbit abundance, the resources needed to dig warrens, predation and proximity to other enclosures on rabbit abundance. The results of our study show a positive effect of the number of other fenced plots within a radius of 3 km, a positive relationship with the availability of optimal resources for building warrens and a positive influence of intermediate values of scrub cover. According to our results, to maximise rabbit production in the enclosures it would be advisable to concentrate the restocking effort by ensuring that the restocking plots are close to each other, thus avoiding isolated enclosures. Furthermore, the selection of plots with an appropriate scrub cover and high availability of elements that favour the construction of warrens, such as large stones, sloping land or tall shrubs, may optimise results.

  19. Epidemiologic investigation of a cluster of workplace HIV infections in the adult film industry: Los Angeles, California, 2004.

    Science.gov (United States)

    Taylor, Melanie M; Rotblatt, Harlan; Brooks, John T; Montoya, Jorge; Aynalem, Getahun; Smith, Lisa; Kenney, Kerry; Laubacher, Lori; Bustamante, Tony; Kim-Farley, Robert; Fielding, Jonathan; Bernard, Bruce; Daar, Eric; Kerndt, Peter R

    2007-01-15

    Adult film production is a legal, multibillion dollar industry in California. In response to reports of human immunodeficiency virus (HIV) transmission by an adult film worker, we sought to determine the extent of HIV infection among exposed workers and to identify means of improving worker safety. The Los Angeles County Department of Health Services initiated an outbreak investigation that included interviews of infected workers to elicit information about recent sex partners, review of the testing agency's medical records and laboratory results, molecular analysis of HIV isolates from the 4 infected workers, and a risk assessment of HIV transmission in the adult film industry. Many adult film workers participate in a monthly program of screening for HIV infection by means of polymerase chain reaction-based technology to detect HIV DNA in blood. A male performer tested negative for HIV on 12 February 2004 and 17 March 2004, then tested positive for HIV on 9 April 2004. During the period between the negative test results, he experienced a flulike illness after performing unprotected vaginal and anal intercourse for an adult film produced outside the United States by a US company. After returning to California, he performed unprotected sex acts for adult films with 13 female partners who had all tested negative for HIV in the preceding 30 days; 3 subsequently tested positive for HIV (a 23% attack rate). Contact tracing identified no reasonable sources of infection other than the male index patient. Although current testing methods may shorten the window period to diagnosis of new HIV infection, they fail to prevent occupational acquisition of HIV in this setting. A California Occupational Safety and Health Administration-approved written health and safety program that emphasizes primary prevention is needed for this industry.

  20. Predictors of public support for nutrition-focused policy, systems and environmental change strategies in Los Angeles County, 2013.

    Science.gov (United States)

    Robles, Brenda; Kuo, Tony

    2017-01-13

    Since 2010, federal and local agencies have invested broadly in a variety of nutrition-focused policy, systems and environmental change (PSE) initiatives in Los Angeles County (LAC). To date, little is known about whether the public supports such efforts. We address this gap in the literature by examining predictors of support for a variety of PSEs. Voters residing in LAC (n=1007) were randomly selected to participate in a cross-sectional telephone survey commissioned by the LAC Department of Public Health. The survey asked questions about attitudes towards the obesity epidemic, nutrition knowledge and behaviours, public opinions about changing business practices/government policies related to nutrition, and sociodemographics. A factor analysis informed outcome variable selection (ie, type of PSEs). Multivariable regression analyses were performed to examine predictors of public support. Predictors in the regression models included (primary regressor) community economic hardship; (control variables) political affiliation, sex, age, race and income; and (independent variables) perceptions about obesity, perceived health and weight status, frequency reading nutrition labels, ease of finding healthy and unhealthy foods, and food consumption behaviours (ie, fruit and vegetables, non-diet soda, fast-food and sit-down restaurant meals). 3 types of PSE outcome variables were identified: promotional/incentivising, limiting/restrictive and business practices. Community economic hardship was not found to be a significant predictor of public support for any of the 3 PSE types. However, Republican party affiliation, being female and perceiving obesity as a serious health problem were. These findings have implications for public health practice and community planning in local health jurisdictions. Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://www.bmj.com/company/products-services/rights-and-licensing/.