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Date: 2014-06-06 13:59:18Smog Pollutants Air pollution Ozone Particulates Tropospheric ozone Regulation of greenhouse gases under the Clean Air Act Environmental impact of the coal industry Pollution Environment Atmosphere | Digital Strategy blue backgroundAdd to Reading ListSource URL: www.whitehouse.govDownload Document from Source WebsiteFile Size: 638,78 KBShare Document on Facebook |