University of Illinois Urbana-Champaign

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Showing 4201–4230 of 4,457 items
Thumbnail for Petroleum industry in Illinois, 1971. Part I. Oil and gas developments
Petroleum industry in Illinois, 1971. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for The Lake Sangchris Study: Case History of an Illinois Cooling Lake
The Lake Sangchris Study: Case History of an Illinois Cooling Lake
Larimore, Richard Weldon; Tranquilli, John A.

Thumbnail for NRES news. 1997-2001
NRES news. 1997-2001
University of Illinois at Urbana-Champaign. Department of Natural Resources and Environmental Sciences