GREAT FALLS, Mont.— Conservation groups sued the Trump administration today to challenge a massive Powder River Basin coal-mining plan the groups say ignores alternatives to coal, oil and gas leasing ...

GILLETTE, Wyo.— The Biden administration announced today it will end coal leasing in the Powder River Basin, the largest coal-producing region in the United States. The decision represents a historic ...

and will work to demonstrate the economically viable production of rare earth elements from coal-related feedstocks. The study has the potential to launch a new industry in extracting critical rare ...