The Kishwaukee River Basin : an inventory of the region's resources /

"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 lower Rock River basin : an inventory of the region's resources /

"A project of the Critical Trends Assessment Program."

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."

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.

Thorn Creek area assessment /

Examines a small area of southern Cook County and northeastern Will County in Illinois--a portion of which has been designated a state Resource Rich Area.

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."

Upper Sangamon River area assessment.

"Examines an area of more than 1,200 square miles in east central Illinois ... designated a state Resource Rich Area."--P. iii.

Vermilion River area assessment.

Examines an area in east central Illinois along the Indiana/Illinois border designated a state Resource Rich Area.

Use and disposal of wastewater sludge in Illinois : final report /

"Contract: EA99"