Search Results for the EPA National Library Catalog

Items Found: 14
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Your Search: (SUBJECT=North America Lake Superior Watershed)


 
 
 
Select Item Title Year Published
An appraisal of water pollution in the Lake Superior Basin. 1969
An Appraisal of water pollution in the Lake Superior Basin. 1970
Conference, pollution of Lake Superior and its tributary basin, Minnesota - Wisconsin - Michigan : proceeding, May 13-14-15, 1969, Duluth, Minnesota, Executive Session, September 30-October 1, 1969, Duluth, Minnesota. 1970
Immediate water pollution control needs of the Saint Louis River basin, Minnesota and Wisconsin, Lake Superior watershed / 1968
Pesticide inputs and levels : Minnesota waters-Lake Superior Basin / 1971
Proceedings: second meeting of the second session (reconvened) Duluth, Minnesota, January 14-15, 1971. 1971
Remote sensing study : green water in Lake Superior, October 1972 / 1973
Second monthly progress report : Lake Superior basin comprehensive water pollution control study / 1967
Source investigation for Lake Superior / 1993
Study of Minnesota's tributaries to Lake Superior / 1975
Third monthly progress report : Lake Superior basin comprehensive water pollution control study. 1967
Water quality of streams tributary to Lakes Superior and Michigan / 1968
Wisconsin's Lake Superior Basin water quality study : a joint hydrologic study / 1974
Wisconsin's Lake Superior basin water quality study; 1973

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