01127nam 2200361 450 991070795500332120170203142609.0(CKB)5470000002469018(OCoLC)971132145(EXLCZ)99547000000246901820170202d1991 ua 0enguocn||||a|u||txtrdacontentcrdamediacrrdacarrierEnvironmental benefitsWashington, DC :United States Environmental Protection Agency, Air and Radiation Division,1991.1 online resource (2 pages)"400/1-91/039.""December 1991."Environmental benefits Acid rainPollution preventionEnvironmental aspectsAcid rain.Pollution preventionEnvironmental aspects.United States.Environmental Protection Agency.Office of Air and Radiation,GPOGPOBOOK9910707955003321Environmental benefits3541325UNINA