University of Illinois Urbana-Champaign

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Showing 2791–2820 of 3,045 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 Introduction to human ecology
Introduction to human ecology
University of Illinois. Committee on Human Ecology

Thumbnail for Illinois River Bluffs area assessment
Illinois River Bluffs area assessment
Submitter: Sarah Shreeves

Thumbnail for The Influences of Land Uses and Stream Modifications on Water Quality in the Streams of the Court Creek Watershed
The Influences of Land Uses and Stream Modifications on Water Quality in the Streams of the Court Creek Watershed
Roseboom, Donald P.; Evans, Ralph L.; Erickson, John; Brooks, Lyle G.; Shackleford, Dana B.