01650oam 2200457 a 450 991070148420332120120210103240.0(CKB)5470000002418232(OCoLC)54821715(EXLCZ)99547000000241823220040327d2002 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierTeaching about ecosystems[electronic resource] /David L. HauryColumbus, OH :ERIC Clearinghouse for Science Mathematics and Environmental Education,[2002]1 online resource (8 pages)ERIC digestTitle from title screen (viewed Mar. 27, 2004)."2002-07-00.""Funded by the Office of Educational Research and Improvement, U.S. Department of Education, under contract no. ED-99-CO-0024"--P. 8.Includes bibliographical references (pages 7-8).Human ecologyStudy and teachingEcologyStudy and teachingEcological integrityHuman ecologyStudy and teaching.EcologyStudy and teaching.Ecological integrity.Haury David L1385748ERIC Clearinghouse for Science, Mathematics, and Environmental Education.United States.Office of Educational Research and Improvement.GPOGPOOCLCQGPOBOOK9910701484203321Teaching about ecosystems3471553UNINA