Michigan's environmental agency said Friday it has approved construction of an underground tunnel to house a replacement for a controversial oil pipeline in a channel linking two of the Great Lakes.
A federal judge has ordered a government agency to take a closer look at pipeline company Enbridge's plans for dealing with potential oil spills in the waterway connecting Lakes Huron and Michigan.
A U.S.-Canadian team is preparing for another mission to relocate grey wolves to Isle Royale National Park in Michigan from a second Lake Superior island, where the predators are in danger of starvation after gobbling up a caribou herd.
Fortifying an Illinois waterway to prevent invasive carp from using it as a path to Lake Michigan could cost nearly three times as much as federal planners previously thought, according to an updated report.