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 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 Milepost 7 tailings basin photographed from a helicopter in 2010. Pictured beyond the basin is Silver Bay, the Northshore Mining processing plant, and Lake Superior. (Provided by Lori Andresen) ...

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.

Lake sturgeon live primarily in the Great Lakes and Mississippi River basin. There are thought to be distinct and isolated lake sturgeon populations in Lake Superior, western Lake Michigan, the upper ...