- Illinois Geological Survey
www.isgs.uiuc.edu
- Mazon Creek Fossils
Features the flora and fauna of the 300 million year old Francis Creek Shale.
www.museum.state.il.us/exhibits/mazon_creek/index.html
- Exotic Rocks: Erratics Are Erratic
Background and pictures of glacial erratics from Canada found in Illinois.
www.isgs.uiuc.edu/servs/pubs/geobits-pub/geobit1/webgeobit1.htm
- Illinois State Climatologist Office
Information on winter storms, El Nino, rainfall frequencies, climate change, droughts, and heat waves, plus sources for climate data.
www.sws.uiuc.edu/atmos/statecli/index.htm
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