A new Hellbender Preserve in Ohio, named for the salamanders that live there, also highlights the history of early American ...

A new nature preserve is dedicated to saving an ancient creature that lives in our region, the eastern hellbender salamander. The Trump administration is looking to scale back federal protections for ...

U.S. Steel has agreed to pay a fine and prevent oil from one of its plants from discharging into the Monongahela River near ...

Changes could remove millions of acres of wetlands from federal protection and push plant and animal species toward extinction.

A study looked at phosphorus levels in Pittsburgh streams before and after drinking water was treated with a chemical to ...

Pennsylvania has historically taken a “backseat” to addressing concerns about the Chesapeake Bay, but Gov. Shapiro said those ...

Our investigation reveals the lack of oversight of drilling waste moving through Ohio landfills, potentially putting waterways at risk.

Researchers that found that Pennsylvania counties with more farmland and herbicide use also have more melanoma, and not just among farmers.