Watershed

Conservationists want the rare insect, which is threatened by vacation home development, added to the Endangered Species Act.

For decades, PFAS (per- and polyfluoroalkyl substances) have tainted the water, air, and soil — in the Delaware Valley region and across the country.

Several months after discovering elevated levels of PFOS in a Willingboro well, officials are breaking ground on a new treatment system.

With precipitation levels lower than normal, state officials are asking residents to conserve water while levels are “OK.”

“How to Get to the River” at the Academy of Natural Sciences of Drexel University wants visitors to experience Philly’s watershed first-hand.

More than 350,000 Atlantic sturgeon once migrated to the Delaware River, but now, there are fewer than 250 adults. A caviar rush depleted stocks in the late 1800s.

Federal funding will help restore the hydrology at Henderson Marsh, allowing fish to migrate, eat, and reproduce.

The Delaware judge on Monday rejected public nuisance, trespass and unjust enrichment claims that were asserted by Attorney General Kathy Jennings.

Delaware’s Center for the Inland Bays brings volunteers each spring to count, catch, and tag horseshoe crabs, in order to track their population levels.

From Wellness on the Waterfront to Summer Yoga Flow, Philly’s Race Street and Cherry Street Piers are full of fun, free outdoor workout classes this summer.

The Atlantic surfclam industry generates ~$30M in yearly revenue. But a study shows offshore wind development planned for the Jersey coast could cut that income up to 25%.

“Freshwater” by Jean Shin spotlights the importance of mussels as “ecosystem engineers” keeping our rivers clean.

Penn America Energy wants to construct a massive LNG export terminal in the city of Chester along the Delaware River. The plan faces an uphill battle.

The Plastic-Free Philly campaign uses art to ask people to take the pledge this summer, and give up single-use plastic.

The “Seabin” trash capture devices will help the EPA, along with the Partnership for the Delaware Estuary, to gather important data on what types of plastics are in the water.