Mid-ocean ballast water exchange is working well to keep non-native aquatic organisms from invading the Great Lakes, but scientists are racing to find more secure solutions.
Tribal governments and the state of Minnesota offer competing plans for protecting wild rice.
An experiment with before-and-after data could provide focused information about how well various practices work to reduce nutrient pollution of streams and lakes.
Network of heavy crude pipelines criss-crosses northern Minnesota and Wisconsin, including the St. Croix River headwaters.
Tribes are working on many fronts to push Minnesota to do a better job of protecting the environment.
A vivid history and sober analysis of the many threats the Great Lakes face.
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The Minnesota Pollution Control Agency is at the center of lawsuits over a long-delayed water quality permit for the Minntac taconite mine.
Minnesota adjusts a formula designed to protect wild rice waters from sulfate pollution.
As the federal government investigates whether it should take away Minnesota’s authority to regulate industry, the Minnesota Pollution Control Agency says it has put most mining permit activities “on pause.”