Insights from a longtime aquatic biologist
Tribes are working on many fronts to push Minnesota to do a better job of protecting the environment.
The Minnesota Pollution Control Agency is at the center of lawsuits over a long-delayed water quality permit for the Minntac taconite mine.
A critic of the proposed PolyMet mine in Minnesota compares the project to the Flambeau mine, which operated in Wisconsin in the 1990s.
St. Croix River headwaters could be affected by powerful rivers and weak oversight.