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Home > 2009 > City Rankings

Most Polluted U.S. Cities by Short Term Particle Pollution

Ozone | Year-Round Particle Pollution | Short-Term Particle Pollution

Click on a city below to learn more about its ranking


FACT: Steps you can take to improve air quality will also help fight climate change. Drive less. Don’t burn wood or trash. Use less electricity. Make sure your school system requires clean buses.
Help us Fight For Air!
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