Billings has the highest total sulfur dioxide emissions in the state, with the second highest emissions recorded in Helena ...

"As soon as the rule was released, the EPA employees started talking about how terrible this was going to be for the state of ...

The exemptions would impact nearly one-third of all U.S. coal plants and comes amid a wider effort by the Trump administration to reverse Biden-era climate regulations.

A coalition filed a lawsuit against the Trump administration today over its illegal use of presidential exemptions to the updated MATS standards ...

A 63-year-old coal-fired power plant was scheduled to permanently close its doors in Michigan on June 1. So was an oil- and gas-powered plant that was built in the 1960s in Pennsylvania.

China and India have approved the construction of the largest capacity of new coal-fired power plants in a decade, as the world’s two most populous nations seek to bolster energy security ...

With more than 80 data centers and expanding industrial projects, Pennsylvania aims to position itself as a key hub for the ...

(CNN) — An aging coal power plant that was supposed to shutter last week will run throughout the summer at the order of President Donald Trump’s Energy Sec. Chris Wright, a decision that could ...

Hazy skies from fires are reminiscent of 2023 when Chicago was the second-most-polluted major city in the country.

Vistra announced in December it would delay retirement of its Baldwin coal plant in Illinois “amid widespread concern over reliability in the MISO market.” Meanwhile, the neighboring grid ...