New mining near Ely, MN and the Boundary Waters Canoe Area Wilderness is still years down the road. But mining companies are drilling core samples and testing new forms of pollution control technology in anticipation of its beginning.
EPA Will Study Source of Air Pollution in Region’s National Parks and Wilderness
Agency pledges to investigate emissions from coal-burning power plant in central Minnesota. Reduced visibility in federally-protected areas in northern Minnesota and Lake Superior was the subject of a legal settlement reached last week by the U.S. Environmental Protection Agency and environmental groups.