US Geological Survey
Nitrogen in Minnesota Surface Waters: Conditions, trends, sources, and reductions[Minnesota Pollution Control Agency]
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Date Issued
2013
EFFECT DIFFERENCES OF ESTROGENIC EXPOSURE BETWEEN AN ENDANGERED SPECIES AND TWO MODEL SPECIES AND ACROSS LIFE STAGES
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Date Issued
2010
Trace Elements and Radon in Groundwater Across the United States, 1992-2003
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Date Issued
2011
Ground-Water/Surface-Water Interaction in Nearshore Areas of Three Lakes on the Grand Portage Reservation, Northeastern Minnesota, 2003-04
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Date Issued
2006
Hydrogeology and Ground-Water/Surface-Water Interactions in the Des Moines River Valley, Southwestern Minnesota, 1997-2001
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Date Issued
2005