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Related Experiment Videos

Air pollution health risks: do class and race matter?

K Sexton1, H Gong, J C Bailar

  • 1Office of Health Research, U.S. Environmental Protection Agency. Washington, DC 20460.

Toxicology and Industrial Health
|September 1, 1993
PubMed
Summary

Disadvantaged populations, including racial minorities and the poor, face disproportionately higher air pollution exposure and health risks. Further research and feasible interventions are needed to address these environmental health disparities.

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Area of Science:

  • Environmental health
  • Public health
  • Health disparities research

Background:

  • Air pollution exposure is unevenly distributed across demographic groups.
  • Populations that are poor and nonwhite experience disproportionately higher exposures and associated health risks.
  • Existing scientific evidence on exposure disparities and their health effects is limited but suggests significant inequalities.

Purpose of the Study:

  • To summarize the current understanding of environmental health disparities in air pollution exposure.
  • To highlight the disproportionate burden of air pollution on disadvantaged communities.
  • To recommend steps for improving the understanding and mitigation of these disparities.

Main Methods:

  • Review of available scientific evidence on air pollution exposure and health effects across demographic groups.

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  • Analysis of data supporting the disproportionate exposure of disadvantaged populations.
  • Identification of knowledge gaps and areas for future research.

    • Main Results:

    • Disadvantaged groups, including ethnic and racial minorities, are routinely exposed to higher-than-average levels of air pollution.
    • While evidence is scant, available data strongly suggest significant disparities in exposure.
    • The contribution of these exposure differentials to observed health status differences by class and race remains largely unknown.

    Conclusions:

    • Environmental health disparities in air pollution exposure are a significant concern.
    • Further investigation into the link between exposure differentials and health outcomes is warranted.
    • Feasible and cost-effective steps can be taken to improve understanding and address these disparities.