The Mackinaw River Basin : an inventory of the region's resources / [Susan L. Post].

"A product of the Critical Trends Assessment Program (CTAP) and the Ecosystems Program of the Illinois Dept. of Natural Resources (DNR)"--P. [2] of cover.

The Kinkaid area : an inventory of the region's resources /

"June 2002."

The siting puzzle : piecing together economic development and environmental quality : proceedings of the Thirteenth Annual ENR Conference, September 13 and 14, 1984, Chicago, Illinois.

"January 1985."

Thorn Creek : an inventory of the region's resources.

"A project of the Critical Trends Assessment Program."

The Rock River Country : an inventory of the region's resources.

"IDNR/EEA-96/09."--T.p. verso.

The Spoon River basin : an inventory of the region's resources 1998 /

"A product of the Critical Trends Assessment Program (CTAP) and the Ecosystems Program of the Illinois Department of Natural Resources (IDNR)--P. [2] of cover.

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

"A project of the Critical Trends Assessment Program (CTAP and the Ecosystems Program of the Illinois Department of Natural Resources (IDNR)"--P. [2] of cover.

The Sugar-Pecatonica Rivers basin : an inventory of the region's resources /

"A project of the Critical Trends Assessment Program."

The Sinkhole Plain : an inventory of the region's resources /

"A project of the Critical Trends Assessment Program."

The Vermilion River basin : an inventory of the region's resources.

"A project of the Critical Trends Assessment Program."

The relationship of socioeconomic and environmental factors with health trends in Illinois /

Cover title.

Water watch : the Illinois EPA water resources newsletter.

Caption title.

Environmental awareness reading list.

Mode of access: Internet.

Alternative goals : 1985 Resources Planning Act Program.

"December 1981."

Environmental geology notes

Mode of access: Internet.