High levels of toxic 'forever chemicals' in the airport’s stormwater are being discharged into tributaries of Montour Run, a ...

The 2026 Pennsylvania River of the Year is the Conestoga River, in the southeastern part of the state. Its headwaters are in Berks County, and the river flows more than 61 miles, meeting the ...

President Trump announced Thurday that his administration would rescind the legal underpinning of the nation’s climate rules. From the White House, the President called it the largest deregulatory ...

Demand for electricity is growing, largely from data centers. Meanwhile the Trump administration is making it harder to produce more renewable energy. Meta wants to purchase nuclear power from a power ...

Meta says it has reached a deal to purchase power from the Beaver Valley nuclear plant in western Pennsylvania and two others in Ohio, as part of its efforts to power its artificial intelligence ...

How much toxic oil and gas waste is produced in Pennsylvania every year, and where does it end up? Despite state efforts to track it, there’s no way to know for sure. That’s one of the takeaways from ...

This is part of a series tracking waste from the fracking industry. Off a back road in the hilly country south of Pittsburgh, a tributary to the Monongahela River runs through overgrown vegetation and ...

This is part of a series tracking waste from the fracking industry. The process of fracking a well brings up gas or oil from deep underground. But it also brings dirt and rocks that could be ...

Stacey Magda stands on the side of a country road in Westmoreland County, near the top of a ridge. Trucks whiz by. There’s an old cemetery a few steps away. “This is coal country. One of Henry Clay ...

Fire might not be the first thing that you think of when it comes to managing a natural area, like a meadow, for birds and other wildlife. But that’s exactly how the Pittsburgh Botanic Garden decided ...

While air pollution in the Mon Valley has been the focus of environmental concerns and lawsuits for many years, the non-profit Three Rivers Waterkeeper is also looking at water quality, and has a new ...