PolyMet is now owned by Switzerland's Glencore. Why it matters
PolyMet is on the verge of building Minnesota's first copper-nickel mine, and now it has a new - and controversial - owner. At a shareholders' meeting Wednesday in Toronto, Glencor…
PolyMet is on the verge of building Minnesota's first copper-nickel mine, and now it has a new - and controversial - owner. At a shareholders' meeting Wednesday in Toronto, Glencor…