The North America Copper Mines segment operates open-pit copper mines in Morenci, Bagdad, Safford, Sierrita, Miami in Arizona and Chino, and Tyrone in New Mexico. The South America Operations ...

Plans for a massive open-pit mine threaten wild salmon and bears at two of Alaska's wildest national parks. Lake Clark and Katmai National Parks and Preserves in Alaska are a part of one of the ...

Siren has set out that it is studying two mining options at Sams Creek, for the first time stating that both of which include open pit mining in this beautiful area next to conservation land ...