Lake Superior

April 30th 2013

Cleanup restores a long-abused Minnesota waterway

A $62 million cleanup in Duluth Harbor’s Stryker Bay removed nearly 200,000 cubic yards of contaminated sediment from the bay, which marks the confluence of the St. Louis River and Lake Superior. The cleanup has brought fish and birds back … Continue reading

No comment
July 16th 2012

National Park Service teams with scientists to develop ballast water treatment system for Isle Royale Ferry

The ferry that transports visitors to Isle Royale National Park in Lake Superior no longer poses a threat of transporting invasive species between the pristine island and its mainland port in Michigan. That’s because the National Park Service has installed … Continue reading

No comment