University of Illinois Urbana-Champaign

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Showing 3301–3330 of 6,401 items
Thumbnail for INHS Reports, September 1990
INHS Reports, September 1990
Illinois Natural History Survey

Thumbnail for Motivations Affecting Initial and Long-Term Participation in Citizen Science Projects in Three Countries
Motivations Affecting Initial and Long-Term Participation in Citizen Science Projects in Three Countries
Rotman, Dana; Hammock, Jen; Preece, Jenny; Hansen, Derek; Boston, Carol; Bowser, Anne; He, Yurong

Thumbnail for Groundwater Simulation Modeling and Potentiometric Surface Mapping, McHenry County, Illinois
Groundwater Simulation Modeling and Potentiometric Surface Mapping, McHenry County, Illinois
Meyer, Scott C.; Roadcap, George C.; Lin, Yu-Feng; Abrams, Daniel B.

Thumbnail for Mass balance of nitrogen and phosphorus in an agricultural watershed : the shallow groundwater component
Mass balance of nitrogen and phosphorus in an agricultural watershed : the shallow groundwater component
Mehnert, Edward; Dey, William S.; Hwang, Hue-Hwa; Keefer, Donald A.; Holm, Thomas R.; Johnson, Thomas M.; Beaumont, Will C.; Wander, Matthew C.F.; Sanford, Robert A.; McDonald, Jennifer M.; Shiffer, Shawn M.

Thumbnail for Changing Groundwater Levels in the Sandstone Aquifers of Northern Illinois and Southern Wisconsin: Impacts on Available Water Supply
Changing Groundwater Levels in the Sandstone Aquifers of Northern Illinois and Southern Wisconsin: Impacts on Available Water Supply
Abrams, Daniel B.; Hadley, Daniel; Mannix, Devin; Roadcap, George; Meyer, Scott; Hlinka, Ken; Rennels, Kevin; Bradbury, Kenneth; Chase, Peter; Krause, Jacob