01323nam 2200385Ka 450 991069748880332120090608162503.0(CKB)5470000002388051(OCoLC)374881228(EXLCZ)99547000000238805120090608d2008 ua 0engtxtrdacontentcrdamediacrrdacarrierUnderground coal mine methane recovery and use opportunities[electronic resource][Washington, D.C.] :[U.S. Environmental Protection Agency],[2008]2 pages digital, PDF fileTitle from title screen (viewed June 8, 2009)."March 2008.""Methane to markets."Coalbed methane drainageUnited StatesMine ventilationUnited StatesMethaneEnvironmental aspectsUnited StatesCoalbed methane drainageMine ventilationMethaneEnvironmental aspectsMethane to Markets Partnership.United States.Environmental Protection Agency.GPOGPOBOOK9910697488803321Underground coal mine methane recovery and use opportunities3106982UNINA