Abandoned mine sites represent opportunities in reclamation, says a mining executive. More than 70 percent of some 10,000 contaminated sites logged in a federal registry are old mines: “They have a lot of value”.
Abandoned mine sites represent opportunities in reclamation, says a mining executive. More than 70 percent of some 10,000 contaminated sites logged in a federal registry are old mines: “They have a lot of value”.