When the Great Lakes Water Quality Agreement was passed in the 1970s, eutrophication was the big problem. Eutrophication occurs when too many nutrients enter a body of water, increasing the amount of ...

The tailings basin at Milepost 7 could be studied for the cumulative effects of extending its dams, even though the project ...

The court said the state agency must determine, again, whether the planned expansion of a basin holding back mine waste near ...

Attorney General Lori Swanson announced that Minnesota and other Great Lakes border states won a case against the Environmental Protection Agency over ballast water discharge regulations. This ...

George Esslinger, 40, of Lake Kabetogama, came in first ... filtration plant to absorb asbestiform particles left in Lake Superior water by the Reserve taconite plant in Silver Bay.

Lake Superior alone holds 10 percent of the world's readily available freshwater, and by surface area is the world's largest freshwater lake. This immense lake, however, is facing a major threat of ...

Lake Superior alone holds 10 percent of the world's readily available freshwater, and by surface area is the world's largest freshwater lake. This immense lake, however, is facing a major threat of ...