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On this page you will find useful information and FAQs about asthma and indoor/outdoor air pollution from federal, state, and private resources.


For asthma-related resources, please visit Asthma Resources page.

Indoor Air



  • National Institute of Environmental Health Sciences
  • National Library of Medicine Specialized Information Services (NLM SIS)
    • Indoor Air Pollution
      Links to information resources on the many sources of indoor air pollution found in homes and other buildings, including cleaning and maintenance products, building materials, tobacco smoke, mold, and poor ventilation.
  • Office of the Surgeon General
    • Healthy Indoor Environment: Workshop Report
      Report of the recent Surgeon General’s Workshop on Healthy Indoor Environment, which studied the understanding of the public health consequences of the non-industrial indoor environment (e.g., homes, schools, office buildings).

Outdoor Air


  • National Association of Local Boards of Health (NALBOH)
    • Environmental Health Primer
      This publication addresses the provision of adequate public health services in communities, including protecting a community from environmental health risks.
  • National Center for Health Statistics (NCHS)


  • National Library of Medicine Specialized Information Services (NLM SIS)
    • Outdoor Air Pollution
      Links to information resources on outdoor air pollution and its possible effects on health.
  • U.S. Environmental Protection Agency (EPA)
    • AirNow
      This site offers national air quality information by state and select cities, air quality forecasts and corresponding health effects, ozone maps, air pollution publications, and steps you can take to reduce air pollution.
    • Emissions Inventory Information
      National Emissions Inventories (NEI) for the U.S., emissions inventory resources such as air pollutant emissions trends, codes, guidance and rules, training and publications, and emissions modeling resources.
    • National Center for Environmental Research (NCER)
    • Health Effects of Ozone