The lakes of the US are often thought of as great holiday destinations. All of them provide a combination of hiking, boating, ...

New research suggests an ancient hotspot helped shape the Great Lakes, challenging traditional formation theories.

Lake Superior, while the largest and deepest of all the Great Lakes, is so far north into the colder winter air that even its open waters often develop ice cover later into the winter on an annual ...

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 ...

Scientists are urging the US and Canadian governments to take swift action after discovering high levels of microplastic ...