When Xcel Energy stopped burning coal at its Valmont Power Station in 2017, it left 1.6 million tons of toxic coal ash on the ...

Its initial design will allow it to convert more than 220 MW of renewable energy to 100 metric tons of green hydrogen daily, according to Mitsubishi Power, which is one of the firms behind the ...

In the proverbial shadow of the Naughton Power Plant, a station in Kemmerer, Wyoming, that will stop burning coal at the end ...

The news comes amid a larger fight over what the transition to cleaner energy should look like — or if there should be a move ...