Illinois fisheries resources : trends, problems, solutions, FY '96 - FY '00.

"Funded in part through Federal Aid in Sport Fish Restoration."--Cover p. [2].

Illinois in the '80's--trends in natural resource management : proceedings of the ninth annual INR Conference, Chicago, Illinois, August 25-26, 1980 /

"August 25-26, 1980."

Illinois resources.

Mode of access: Internet.

Illinois streams natural resource assessment : operational framework /

Caption title: Final report of the Streams Assessment Subcommittee, State Water Plan Task Force.

Illinois statewide electric utility plan : optioning resources for the future, 1992-2012.

"ILENR/RE-SP-91/02-1-3."

Illinois water resources : an overview /

Cover title.

Inventory of Illinois surface water resources /

Title from cover.

Inventory of resource rich areas in Illinois : an evaluation of ecological resources /

"IDNR/EEA-96/08"--T.p. verso.

Land treatment using plant-soil ecosystems to purify wastewater and recycle resources.

Cover title.

Little Vermilion River : state natural area.

Cover title.

Lower Sangamon River Valley : an inventory of the region's resources /

"March 2003."

Lower Des Plaines River basin : an inventory of the region's resources /

"A project of the Critical Trends Assessment Program."

Natural areas of Illinois /

Mode of access: Internet.

Natural capital of Illinois /

"July 1996."

PLAN-IT EARTH : pairing learners and nature with innovative technology for the environmental assessment of resources, trends, and habitats.

"Illinois."