Mostrando 821 - 840 Resultados de 77,560 Para Buscar '"AIR"', tiempo de consulta: 0.26s Limitar resultados
  1. 821
  2. 822
    por Jensen, F P, Fenger, J
    Publicado 1994
    “…The Danish air pollution abatement is based by and large on emission control. …”
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  3. 823
    “…This study deals with some methods of making human exposure estimates, aimed at describing the human exposure for selected air pollutants in Sweden that are suspected carcinogens. …”
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  4. 824
    “…Air pollution measurements during April 1991 are reported from the Craeybeckx highway tunnel in Antwerp, Belgium. …”
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  5. 825
  6. 826
  7. 827
    por Ostro, Bart David
    Publicado 1980
    “…The results suggest that the inflationary costs of air pollution control are more than offset by the damages to public health from unabated air pollution.…”
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  8. 828
    por Lippmann, M, Lioy, P J
    Publicado 1985
    “…The epidemiological studies which have had significant impact on the setting of National Ambient Air Quality Standards (NAAQSs) were performed more than twenty years ago. …”
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  9. 829
    por Pearce, D, Mooney, G, Akehurst, R, West, P
    Publicado 1983
    “…This paper attempts to apply two principles of rationality--efficiency and equity--to the establishment of air quality standards for total suspended particulates in the USA. …”
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  10. 830
    por Frank, R
    Publicado 1983
    “…Major conclusions and recommendations of the National Commission on Air Quality on issues of health in the Clean Air Act are presented. …”
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  11. 831
    por Richters, A, Kuraitis, K
    Publicado 1983
    “…Studies have been carried out to determine whether the inhalation of ambient levels of nitrogen dioxide (NO2), a common air pollutant, could influence the frequency of blood-borne cancer cell metastasis to the lungs. …”
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  12. 832
    por Cohen, A J
    Publicado 2000
    “…In the 1950s evidence of an ongoing epidemic of lung cancer in the United States and Western Europe led researchers to examine the role of outdoor air pollution, which was considered by some to be a likely cause. …”
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  13. 833
    por Frazer, L
    Publicado 2000
    “…The 1990 Clean Air Act Amendments prompted an increased urgency to find new ways to treat airstreams containing volatile organic compounds, which affect the nitrogen photolytic cycle and help produce ground-level ozone, hazardous air pollutants, and odorous air emissions such as hydrogen sulfide. …”
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  14. 834
    “…BACKGROUND: Fine particulate matter (FPM) in ambient air causes premature mortality due to cardiac disease in susceptible populations. …”
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  15. 835
    “…OBJECTIVE: We examined the relation of air pollution levels with fasting and postmethionine-load total homocysteine (tHcy) in 1,213 normal subjects from Lombardia, Italy. …”
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  16. 836
  17. 837
  18. 838
    “…Details of construction are given for an air-driven ultracentrifuge for molecular sedimentation. …”
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  19. 839
    por Beckett, W. S.
    Publicado 1991
    “…Of the outdoor air pollutants regulated by the Clean Air Act of 1970 (and recently revised in 1990), ozone has been the one pollutant most difficult to control within the federal standards. …”
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  20. 840
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