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Date: 2013-03-26 12:24:33Air pollution Public health Air quality Kentucky Ozone Pollution Asthma Internal combustion engine Environmental health Environment Health Earth | 2012 Air quality concerns and responses to alerts The U.S. Environmental Protection Agency monitors air quality inAdd to Reading ListSource URL: www.healthy-ky.orgDownload Document from Source WebsiteFile Size: 961,71 KBShare Document on Facebook |