“Upper Peninsula-wide there are numerous underground mines that could possibly utilize that pumped storage hydro technology and that would provide more energy security for the Upper Peninsula ...

Old mines pose myriad dangers, with 381 people killed and 152 injured at abandoned mine sites nationwide between 2000 and 2013, according to the U.S. Bureau of Land Management.

Using hydropower to store energy in old hard-metal mines. Upper Peninsula mining established Michigan Tech—and the boom days' remains, from mine tailings to abandoned shafts, are sparking ...

An environmental group says it will preserve 366 acres near the site of an old coal mine in west Jefferson County. The Freshwater Land Trust announced that Drummond Company has donated another 107 ...

Old mines pose myriad dangers, with 381 people killed and 152 injured at abandoned mine sites nationwide between 2000 and 2013, according to the U.S. Bureau of Land Management.

Researchers argue that 300GW of solar energy could be produced at Mpumalanga’s old mines and those closing in the next decade ...

Old mines pose myriad dangers, with 381 people killed and 152 injured at abandoned mine sites nationwide between 2000 and 2013, according to the U.S. Bureau of Land Management.

Old mines pose myriad dangers, with 381 people killed and 152 injured at abandoned mine sites nationwide between 2000 and 2013, according to the U.S. Bureau of Land Management.