01299oam 2200421 a 450 991069313910332120050125135440.0(CKB)5470000002360125(OCoLC)57417050ocm57417050(OCoLC)995470000002360125(EXLCZ)99547000000236012520050113d1995 ua 0engurcn||||||txtrdacontentcrdamediacrrdacarrierUSGS tracks acid rain[electronic resource] /By John Gordon, Mark Nilles and LeRoy Schroder[Reston, Va.] :U.S. Geological Survey,[1995]Fact sheet ;FS-183-95Title from PDF title screen (viewed on Jan. 13, 2005)."October 1995."Includes bibliographical references.Acid depositionUnited StatesAcid rainUnited StatesAcid depositionAcid rainGordon J. D1383710Nilles Mark A1384195Schroder L. J1384196Geological Survey (U.S.)GPOGPOBOOK9910693139103321USGS tracks acid rain3430174UNINA