The construction of a petrochemical plant in Western Pennsylvania, with help from the largest tax credit in state history, ...

Will Trump like hydrogen because it can be made with fossil fuels or will he say it's part of the "green scam"?

Two workers were injured at U.S. Steel’s Clairton Coke Works early Wednesday after a buildup of gases ignited at the plant.

"Freedom to Breathe" campaign was launched in Allegheny County by the Black Appalachian Coalition to address air pollution in ...