Los Angeles tops most polluted cities
Three California cities, including Los Angeles, rank in the top 10 most-polluted cities in the nation, according to a report released Monday by the American Lung Association.
Los Angeles topped the list, with Bakersfield and Visalia ranking third and sixth, respectively.
The combined ports of Long Beach and Los Angeles have been identified as the largest single-point source of diesel emissions in the Los Angeles basin.
Rounding out the list: Pittsburgh, Bakersfield, Birmingham, Detroit, Visalia, Cincinnati, Indianapolis and St. Louis.
Los Angeles tops most polluted cities
