Conservation groups warn sweeping measures threaten a trajectory toward cleaner air and more affordable electricity.

The dirtiest coal-fired power plant in the US and dozens of others are being exempted from stringent air pollution mandates ...

An executive order intended to give coal a boost ignores the reality not only of where energy markets are going, but where ...

President Trump signed four executive orders boosting the coal industry. Here's what to know and how it could affect you.