With passage and implementation of the Safe Drinking Water Act, waterborne diseases plummeted, monitoring increased, and ...

The environmental group PennEnvironment put together a guide with tips on buying refurbished laptops, phones, and tablets for ...

To offset flying across the country, you’d need to go car-free for a month and a half or eat a vegan diet for three months.

Bird Count is the longest running citizen science project in the country happening from mid-December to early-January.

The state has required precautionary bulk milk testing since November for Pennsylvania's roughly 4,900 dairy farms.

Thousands of anglers visit the coldwater streams of the upper Delaware River watershed each year to catch native brook trout.

The western Pennsylvania company will make improvements at 49 oil and gas sites in Lawrence and Butler counties and pay a $2 million penalty.

This is the third in a three-part series on green steelmaking in Sweden, made possible with reader and listener support. Become a member to help keep our independent environmental journalism going ...

Under an agreement with the state Department of Environmental Protection over the presence of PFAS at the State College Regional Airport, Penn State has agreed to clean up the PFAS and pay part of DEP ...

Kathleen Knight was doing some research in a forest in Ohio. It was 2006, and she was surrounded by hundreds of healthy ash trees. But when she returned three years later, it was a completely ...