01877oam 2200469 a 450 991070096780332120110906140902.0(CKB)5470000002413348(OCoLC)741788879(EXLCZ)99547000000241334820110720d2011 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierAbandoned mines[electronic resource] information on the number of hardrock mines, cost of cleanup, and value of financial assurances : testimony before the Subcommittee on Energy and Mineral Resources, Committee on Natural Resources, House of Representatives /statement of Anu K. Mittal[Washington, D.C.] :U.S. Govt. Accountability Office,[2011]1 online resource (10 pages)Testimony ;GAO-11-834TTitle from PDF title screen (viewed July 20, 2011)."For release ... July 14, 2011".Includes bibliographical references.Abandoned mines Abandoned minesUnited StatesAbandoned minesEconomic aspectsAbandoned mined lands reclamationUnited StatesHard rock mines and miningUnited StatesAbandoned minesAbandoned minesEconomic aspects.Abandoned mined lands reclamationHard rock mines and miningMittal Anu K1381172United States.Congress.House.Committee on Natural Resources.Subcommittee on Energy and Mineral Resources.United States.Government Accountability Office.EJBEJBGPOBOOK9910700967803321Abandoned mines3492014UNINA