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Air pollution is composed of particulate matter and ground level ozone. It is the cause of many adverse health effects, including triggering heart attacks and strokes, and causing diseases such as lung cancer and chronic bronchitis.
Penn Environment Research and Policy Center has developed a comprehensive report on the state of air pollution in Pennsylvania. Read the full report here: Air Pollution and Public Health
The PA Department of Environmental Protection produced a useful fact sheet on ozone. Read it here: Ozone Fact Sheet
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Useful Links:
The PA Department of Environmental Protection has a comprehensive site providing information on all air quality issues. It includes ways to reduce your exposure to harmful air pollutants, and ways to reduce emissions of pollutants into the air.
The members of the air quality partnership are interested in improving the air quality for PA's most populated areas. The site provides information on current air quality readings, including information on ozone action days, which occur when there are unhealthy levels of ozone present.
The ALA provides a general overview of particulate matter, including sources and health effect information.
This site, maintained by Pima County in Arizona, provides more general information on particulate matter.
The EPA provides an extensive summary of the Clean Air Act, in an easy to understand manner.
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