The court said the state agency must determine, again, whether the planned expansion of a basin holding back mine waste near Lake Superior requires an environmental impact statement.

The tailings basin at Milepost 7 could be studied for the cumulative effects of extending its dams, even though the project was approved in the 1970s.

The Mile Post 7 basin was constructed in the late 1970s ... purpose of on-land disposal by emptying stored tailings into Lake Superior." Now owned by Ohio-based Cleveland-Cliffs, the facility's ...

The ice coverage in Lake Erie has rapidly expanded to 80% this week. February and March are peak maximum ice coverage periods for the Great Lakes.

A press release from the Minnesota Department of Natural Resources (DNR): In an important step forward for mercury research in the state, the Minnesota Department of Natural Resources’ (DNR) ...

Mille Lacs is having one of the best perch bites in 20 years if you want to take a quick day trip for some action.

A research tool developed by engineers with the International Rainy Lake Board of Control will be helpful for a variety of uses, including when the rule curves that guide lake level management are ...

In 2002, the Great Lakes basin had just 11.9% ice coverage, NOAA said. In 2012, Lake Superior had 8.5% coverage. In 2002, Lake Michigan had 12.4% coverage. In 2012, Lake Huron had 22.8% coverage.