Critical trends in Illinois ecosystems
By: Illinois Department of Natural Resources, Office of Realty and Environmental Planning ; in collaboration with Office of Scientific Research and Analysis ; Natural History Survey Division.
Contributors: Illinois. Office of Realty and Environmental Planning.; Illinois. Natural History Survey Division.; Critical Trends Assessment Program.
Publisher: Illinois Dept. of Natural Resources
Published: 2001
Place of publication: Springfield, Ill
Language: eng
Number of pages: 112
Subjects: Ecological assessment (Biology) -- Illinois; Environmental impact analysis -- Illinois; Nature -- Effect of human beings on -- Illinois; Pollution -- Illinois; Conservation of natural resources -- Illinois; Environmental quality -- Illinois
Notes: "Critical Trends Assessment Program, February 2001."
"8M/PRT 3201144."