Title Once polluted by industry, a Lake Superior bay is now in the clear Image Wed, 2026-09-16 21:17 Great Lakes Commission For decades, Canada and the U.S. have had an agreement to clean up the most polluted sites on the Great Lakes. Nipigon Bay at the northernmost point of Lake Superior […] Great Lakes Commission, Canada, Great Lakes, industry, lake, Lake Superior, lakes, Ontario, The narwhal
