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Popular Links
International Year of Plant Earth
Topics of Interest
DinoRuss's Lair
Earthquakes
Geological Science Field Trips
Ice Age residents
Shilts Geologic Image Gallery
Tully Monster - Illinois State Fossil
The Trilobite - An Early Inhabitant of Illinois
Agencies and Organizations
ISGS research partners
Other Illinois Department of Natural Resources agencies
State geological surveys (Association of American State Geologists)
United States Geological Survey (USGS)
University of Illinois (UIUC)
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