american lung associationPittsburgh surpasses Los Angeles as nation's sootiest city (AP)Ytop stories Thu, 05/01/2008 - 6:45am
Pittsburgh now nation’s sootiest cityLJWorld Thu, 05/01/2008 - 12:00am
A city outside California has for the first time been named the sootiest in the nation, one of the categories the American Lung Association uses to determine the most polluted cities in the country. Viewpoint: Noted in PassingDaily Texan Sun, 04/13/2008 - 11:00pm
Needing some fresh air Living in a smog-ridden area such as Houston or Dallas, which both made the American Lung Association's top-10 list for smogginess, can increase an individual's lifetime cancer risk by 1,000 chances in one million, according to the Association for Smog Prevention. Ethanol ExposedDonklephant Thu, 11/29/2007 - 2:08pm
It’s not the lifeline many think, and that meme is gaining steam.
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