309 research outputs found
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Impact of estuarine benthic algal production on dissolved nutrients and water quality in the Yaquina River Estuary, Oregon
Brown and black in white: The social adjustment and academic performance of Chicano and black students in a predominately white university
This article explores the academic and social experiences of Chicago and black students at UCLA. The analysis proceeds by examining differences in social backgrounds, high school and college experiences, and explores the relationship between these factors and college adjustment and achievement (GPA). Drawing upon recent theory on class reproduction and schooling we show particular concern with the role of social class in explaining differential outcomes. The findings indicate that blacks are more likely than Chicanos to feel alienated and perform poorly, and that social class makes no difference in these outcomes for blacks. However, middle class Chicanos perform better and are better adjusted than working class Chicanos. We discuss our findings in the light of theories of class reproduction, cultural capital, and racial signaling, suggesting that theories of reproduction must acknowledge the role of race in unequal school outcomes.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/43870/1/11256_2005_Article_BF01141631.pd
Towards an Economy of Higher Education
This paper draws a distinction between ways thinking and acting, and hence of policy and practice in higher education, in terms of different kinds of economy: economies of exchange and economies of excess. Crucial features of economies of exchange are outlined and their presence in prevailing conceptions of teaching and learning is illustrated. These are contrasted with other possible forms of practice, which in turn bring to light the nature of an economy of excess. In more philosophical terms, and to expand on the picture, economies of excess are elaborated with reference, first, to the understanding of alterity in the work of Emmanuel Levinas and, second, to the idea of Dionysian intensity that is to be found in Nietzsche. In the light of critical comment on some current directions in policy and practice, the implications of these ways of thinking for the administrator, the teacher and the student in higher education are explored
Minimization and management of wastes from biomedical research.
Several committees were established by the National Association of Physicians for the Environment to investigate and report on various topics at the National Leadership Conference on Biomedical Research and the Environment held at the 1--2 November 1999 at the National Institutes of Health in Bethesda, Maryland. This is the report of the Committee on Minimization and Management of Wastes from Biomedical Research. Biomedical research facilities contribute a small fraction of the total amount of wastes generated in the United States, and the rate of generation appears to be decreasing. Significant reductions in generation of hazardous, radioactive, and mixed wastes have recently been reported, even at facilities with rapidly expanding research programs. Changes in the focus of research, improvements in laboratory techniques, and greater emphasis on waste minimization (volume and toxicity reduction) explain the declining trend in generation. The potential for uncontrolled releases of wastes from biomedical research facilities and adverse impacts on the general environment from these wastes appears to be low. Wastes are subject to numerous regulatory requirements and are contained and managed in a manner protective of the environment. Most biohazardous agents, chemicals, and radionuclides that find significant use in research are not likely to be persistent, bioaccumulative, or toxic if they are released. Today, the primary motivations for the ongoing efforts by facilities to improve minimization and management of wastes are regulatory compliance and avoidance of the high disposal costs and liabilities associated with generation of regulated wastes. The committee concluded that there was no evidence suggesting that the anticipated increases in biomedical research will significantly increase generation of hazardous wastes or have adverse impacts on the general environment. This conclusion assumes the positive, countervailing trends of enhanced pollution prevention efforts by facilities and reductions in waste generation resulting from improvements in research methods will continue
Inductively coupled plasma mass spectrometric detection for multielement flow injection analysis and elemental speciation by reversed-phase liquid chromatography
The feasibility of using an inductively coupled plasma mass spectrometer as a muitieiement detector for flow injection analysis (FIA) and ion-pair reversed-phase liquid chromatography was investigated. Sample introduction was by uitrasonk nebulization with aerosol desolvation. Absolute detecton limits for FIA ranged from 0.01 to 0.1 ng for most elements using 10-pL injections. Over 30 elements were surveyed for their response to both anionic and cationic ion pairing reagents. The separation and selective detection of various As and Se species were demonstrated, yielding detection limits near 0.1 ng (as element) for ail six species present. Determination of 15 elements in a single injection with multiple ion monitoring produced shniiar detection limits. Isotope ratios were measured with sufficient precision (better than 2%) and accuracy (about 1 %) on eluting peaks of Cd and Pb to demonstrate that liquid chromatographyhductively coupled plasma mass spectrometry should make speciation studies with stable tracer isotopes feasible
Understanding the Use of Crisis Informatics Technology among Older Adults
Mass emergencies increasingly pose significant threats to human life, with a
disproportionate burden being incurred by older adults. Research has explored
how mobile technology can mitigate the effects of mass emergencies. However,
less work has examined how mobile technologies support older adults during
emergencies, considering their unique needs. To address this research gap, we
interviewed 16 older adults who had recent experience with an emergency
evacuation to understand the perceived value of using mobile technology during
emergencies. We found that there was a lack of awareness and engagement with
existing crisis apps. Our findings characterize the ways in which our
participants did and did not feel crisis informatics tools address human
values, including basic needs and esteem needs. We contribute an understanding
of how older adults used mobile technology during emergencies and their
perspectives on how well such tools address human values.Comment: 10 page
The “over-educated” Kibbutz: Shifting relations between social reproduction and individual development on the Kibbutz
Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/42935/1/10780_2005_Article_BF01201513.pd
“What you don't know can't hurt you”: The right to know and the Shetland Island oil spill
This paper, an account of the Shetland Islands oil spill (1993), examines the public health controversies surrounding the spill and the clean- up response. It critically examines the risk management policies of both the United Kingdom and the Shetland Islands Public Health Office, and suggests that the withholding of critical information contributed to increased anxiety and suspicion among the disaster victims. In an attempt to reassure the victims, the policies contributed to an increased air of uncertainty. It is further argued that the withholding of information prevents those who are at greatest risk from participating in critical decisions that may affect their health and livelihoods and asserts that a right- to- know policy is a critical first step in risk management practices .Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/44488/1/10745_2005_Article_BF01191651.pd
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