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 ...

The open-pit mine was temporarily closed in 2022 when talks between the government and First Quantum broke down over payments the government wanted. The contract, given final approval Oct. 20 ...

Deep in the Mojave National Preserve lies an old open pit mine where workers dug and drilled for gold and silver from the late 1800s to the 1990s. Miners are back at the Colosseum Mine today—but ...