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An official website of the United States government.

Environmental Topics

Find the most popular pages in your topic of interest, or?search the A-Z index for specific terms.

  • Air:
    • pollution?and your impact
    • indoor air issues like asbestos
    • air quality research and data
    • emissions,?greenhouse gases
  • Chemicals and Toxics:?
    • formaldehyde, mercury,?other substances
    • how EPA handles spills
    • safer chemicals, TSCA
    • databases such as IRIS and SRS
  • Location-Specific Information:
    • conditions in your state or community
    • nearby facilities or cleanup sites
  • Greener Living:
    • sustainable energy
    • transportation choices
    • food waste and recycling
    • home?and business
  • Health:
    • effects of common pollutants
    • risk and exposure studies
    • asthma,?children in school buildings
  • Land, Waste, and Cleanup:
    • landfills
    • hazardous waste
    • plastic and waterways
    • superfund,?cleanups
  • Science:
    • methods,?modeling, data and tools
    • research grants and opportunities
  • Water:
    • drinking water quality
    • watersheds and rivers
    • wastewater, stormwater,?runoff
    • infrastructure finance and resilience
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