University of Illinois Urbana-Champaign

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Thumbnail for Trace element and organic carbon accumulation in the most recent sediments of southern Lake Michigan
Trace element and organic carbon accumulation in the most recent sediments of southern Lake Michigan
Shimp, Neil F.; Schleicher, John A.; Ruch, R.R.; Heck, David B.; Leland, Harry V.

Thumbnail for Key stratigraphic control (Quaternary) : SSC area
Key stratigraphic control (Quaternary) : SSC area
Kempton, John P.; Hannah, Jacquelyn L.; Mushrush, Mary J.

Thumbnail for 50 ways farmers can protect their groundwater / 1324
50 ways farmers can protect their groundwater / 1324
Simmons, F. William; Giles, Ed; Peterson, Doug

Thumbnail for Results of tests on sewage treatment
Results of tests on sewage treatment
Babbitt, Harold Eaton; Schlenz, Harry Edward