America's most polluted cities

Published On: Nov 04 2011 01:51:22 PM CDT   Updated On: Apr 20 2016 01:26:11 PM CDT

Just how dirty is the air you breathe? The American Lung Association has released its latest list of the most polluted U.S. cities.

most polluted cities - Cleveland
12 / 22
John Baden/Wikimedia Commons

11. Cleveland-Akron-Canton, Ohio

Upload Photos / Videos