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By: Illinois. Dept. of Energy and Natural Resources.Edition:Publication info: [Springfield, Ill.?], Ill. Dept. of Energy and Natural Resources, [1990?]Volume:Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Critical Trends Assessment Project Environmental impact analysis IllinoisBHL Collections:
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By: Illinois. Dept. of Energy and Natural Resources. - Illinois. Natural History Survey Division - Critical Trends Assessment Project.Edition:Publication info: [Illinois], Illinois Dept. of Energy and Natural Resources, Office of Realty and Environmental Palnning, 2002Volume:Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Critical Trends Assessment Project Ecosystem management Environmental monitoring Illinois Natural resources surveysBHL Collections:
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By: Illinois. Dept. of Energy and Natural Resources. - Illinois. Natural History Survey Division - Critical Trends Assessment Project.Edition:Publication info: [Illinois], Illinois Dept. of Natural Resources, Office of Realty and Environmental Palnning, Dec. 2004Volume:Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Critical Trends Assessment Project Ecosystem management Environmental monitoring Illinois Natural resources surveysBHL Collections: