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  1. Critical Trends Assessment Program : 2001 report.
    By: Illinois. Dept. of Natural Resources. - Critical Trends Assessment Project. - Illinois. Natural History Survey Division. - Illinois. Office of Realty and Environmental Planning.
    Publication info: Springfield, Ill. :Illinois Dept. of Natural Resources,2002.
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Ecosystem management  Environmental monitoring  Illinois  Natural resources surveys  
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  2. Critical trends assessment Program 2002 report
    By: Illinois. Dept. of Energy and Natural Resources. - Critical Trends Assessment Project. - Illinois. Natural History Survey Division.
    Publication info: [Illinois] :Illinois Dept. of Energy and Natural Resources, Office of Realty and Environmental Palnning :2002
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Critical Trends Assessment Project  Ecosystem management  Environmental monitoring  Illinois  Natural resources surveys  
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  3. Critical trends assessment Program 2003-04 report
    By: Illinois. Dept. of Energy and Natural Resources. - Critical Trends Assessment Project. - Illinois. Natural History Survey Division.
    Publication info: [Illinois] :Illinois Dept. of Natural Resources, Office of Realty and Environmental Palnning :Dec. 2004
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Critical Trends Assessment Project  Ecosystem management  Environmental monitoring  Illinois  Natural resources surveys  
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  4. Illinois River Bluffs area assessment /
    By: Illinois. Dept. of Natural Resources. Office of Scientific Research and Analysis. - Critical Trends Assessment Project. - Illinois State Geological Survey. - Illinois. Dept. of Natural Resources.
    Publication info: Springfield, Ill. :Illinois Dept. of Natural Resources,1998-
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Illinois  Illinois River Watershed  Illinois River Watershed (Ill.)  Natural resources conservation areas  Natural resources surveys  
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  5. Rock River area assessment /
    By: Illinois. Dept. of Natural Resources. - Illinois State Geological Survey. - Illinois. Natural History Survey Division.
    Publication info: Springfield, IL :Illinois Dept. of Natural Resources,1996-
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Illinois  Natural areas  Natural resources  Natural resources surveys  Rock River  Rock River Region (Wis. and Ill.)  Rock River Watershed (Wis. and Ill.)  
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