Citing a “national energy emergency,” the federal government gave a green light to a long-delayed expansion of Signal Peak ...

The blaze started decades ago when an old pile of coal waste spontaneously combusted, according to the Colorado Division of ...

Environmental groups had opposed expanding a Montana mine previously caught up in allegations of cocaine trafficking and the ...

The grid operators that draw power from the plants said they never asked for them to remain open, and consumers may have to ...

The blaze started decades ago when an old pile of coal waste spontaneously combusted, according to the Colorado Division of ...