Search Results for the EPA National Library Catalog

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Your Search: (SUBJECT=Water quality Great Lakes Watershed North America Measurement)


 
 
 
Select Item Title Year Published
Environmental indicators for surface water quality programs : pilot study / 1992
Proceedings of the Roundtable on the Surveillance and Monitoring Requirements for Assessing Human Health Hazards Posed by Contaminants in the Great Lakes Basin Ecosystem : held March 17-18, 1982, East Lansing, Michigan / 1982

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