Environmental groups are divided on whether to support a new state board that would expedite the siting of electricity ...

The an annual conference focused on sustainable and inclusive water management practices comes to Pittsburgh in early July.

The falcon fledglings living on top of the university's Cathedral of Learning left the nest earlier this month, but are ...

Residents who live near the controversial Mountain Valley Pipeline are unsure about its safety one year after it began ...

More than 350 lead service lines are being replaced in Mt. Oliver and Pittsburgh's Carrick neighborhood at no direct cost to ...

The EPA last month proposed to give water providers more time to remove toxic PFAS chemicals from drinking water.

Environmental groups want Nippon to clean up U.S. Steel's Mon Valley plants, which have racked up $64 million in fines and settlements in recent years.

The art installation "Momentum" fills Pittsburgh Botanic Garden with color, sound and motion, inviting visitors to reflect on their bond with nature.

Grant: You’ve written that if President Trump’s bill passes, the so-called Big Beautiful Bill, with its mix of tax cuts and cuts to programs like Medicaid and the clean energy incentives in the Senate ...

This story was first published on June 7, 2019. The rise of Lyme disease cases in Pennsylvania has been alarming. There were 10,000 in 2018, and that’s more than in any other state. The illness can ...