By Eric Freedman Capital News Service Nobody knows how many abandoned mine features such as tunnels, shafts, pits and waste piles remain on federal land in Michigan and elsewhere, but untold numbers of them pose safety and environmental threats, a new General Accountability Office (GAO) report says. The National Park Service, U.S. Forest Service, Bureau […]
Great Lakes Echo
http://greatlakesecho.org/2020/04/27/abandoned-mines-aplenty-but-cash-to-clean-close-them-scarcer/