A clean energy tax credit will now go toward metallurgical coal, used in steelmaking. About three-quarters of the met coal produced in the US is exported.

With heat waves sweeping the region, residents weigh in on changing weather, its impact and their knowledge about climate ...

The joint study between Penn State and Pitt researchers shows that small differences in temperature within a farm field can ...

Tech leaders, politicians and gas industry executives joined the president at Carnegie Mellon University, amid protests.

In Luzerne County, some Dorrance Township residents fear environmental damage, stress on the water table and energy usage ...

The U.S. Environmental Protection Agency is addressing lead contamination from a former dishware factory site in Falls Creek, ...

New data centers could squeeze supply on the electric grid, driving up prices. Advocates want "large load users" to pay their ...

President Trump was in Pittsburgh whipping up support for building data centers and the gas infrastructure to power them. But many worry that electricity ratepayers will get stuck with higher bills as ...

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Environmental groups convened a meeting to call on the Allegheny County Council to increase fees for processing Title V operating permits.