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Date: 2014-08-01 13:20:11Tobacco in the United States Energy Mining Acid mine drainage Coal mining Surface mining United States Bureau of Mines Coal Earth Environmental issues with mining Environment Alexis de Tocqueville Institution | MmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmAdd to Reading ListSource URL: www.osmre.govDownload Document from Source WebsiteFile Size: 719,26 KBShare Document on Facebook |