Worst Smog Cities in America

Photo of a traffic jam.
Photo of Fort Collins, CO
Photo of Las Vegas-Henderson, NV
Photo of Denver, CO
Photo of Modesto, California.
Photo of Sacremento, CA.
Phoenix, Arizona.
Photo of Fresno, CA.
Photo of Visalia, CA.
Photo of semi truck in Bakersfield.
Photo of smog in Los Angeles.
Photo of Bakersfield, California.
Photo of trees and grass
Photo of Burlington, VT.
Photo of Elmira, New York.
Photo of Honolulu, HI
Photo of Salinas, California.

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Reviewed by Luqman Seidu, MD on Wednesday, May 04, 2016

Slideshow Pictures: Respiratory Health -- 10 Worst Smog Cities in America

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