Rising sea temperatures mean reefs don’t have enough time to bounce back between intense heat waves, a new report warns.

A pilot program placing solar panels between the rails has proven successful enough that the idea is spreading to Italy, France and Korea.

The state is a major importer of fracking wastewater, which gets pumped underground but doesn’t always stay there. The city of Marietta is fighting back.

Six months ago, an explosion at the U.S. Steel Clairton Coke Works killed two people. It also heightened the stakes in the life of a western Pennsylvania mill town even as a new mayor tries to raise hopes.

Public Source asked local officials about signed partnership agreements with Immigration and Customs Enforcement. Two municipalities later canceled the agreements.

CEO Toby Rice wants to lead “the largest green initiative on the planet.” Explore the politics, dollars and communities in the natural gas producer’s fracking path.

EQT has complaints against it in West Virginia. It has been sued in Pennsylvania. Now, the natural gas giant is meeting a fracking-friendly Washington.

Large U.S. counties' morality data, including Allegheny County, Pa., shows Black men born from 1951-1970 are most likely to die by overdose.

Plans to hike permitting fees for industrial polluters have been put on hold while council support wavers.

With fracking supporters Donald Trump and Dave McCormick headed for Washington, Rice’s Pittsburgh natural gas corporation is positioned to profit.