The 10 Most Air-Polluted Cities in the U.S.

Posted by may on 30 Sep 2011
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Time
Date: 
Thu, 2011-09-29

by Bryan Walsh

The World Health Organization has ranked cities around the world on their amount of particulate pollution in the air. Here's the dirtiest of the dirty in the U.S.

10 - 9. Pittsburgh/San Diego
8.Hanford-Corcoran, Calif.
7 to 4. Visalia-Porterville, Calif./Hilo, Hawaii/Modesto, Calif./Fairbanks, Alaska
3. Riverside/San Bernardino/Ontario, Calif.
2. Fresno, Calif.
1. Bakersfield, Calif.

Tags
Countries: USA
Topics: Air quality monitoring, Air pollution