The possible effects of wind energy on Illinois birds and bats.

"200/2007"

The Kaskaskia River Basin : an inventory of the region's resources.

"January 2001"

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 National register of historic places : Illinois.

Mode of access: Internet.

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

"A project of the Critical Trends Assessment Program."