An advocacy group warned that cuts in National Park Service staff and funding will harm the Delaware Water Gap National ...

Petty's Island, in the Delaware between Camden and Philadelphia, once bustled with industry. Plans are now to make it an ...

An effort is underway to name the Paulins Kill, a 41-mile tributary of the Delaware River in New Jersey, as a National Wild ...

Crickets. The silence from the U.S. Environmental Protection Agency is deafening. The deadline for the EPA to issue new rules aimed at improving the levels of dissolved oxygen in an urban section of ...

Can this hidden gem of explosively colorful street art survive burgeoning commercial redevelopment up and down Philadelphia’s waterfront?

The Delaware & Raritan Canal, a water supply link from the Delaware River to the Raritan River in New Jersey, faces contamination by toxins.

Efforts have intensified to remove mill dams in the Delaware River watershed to restore fish passage and reconnect communities.

A $93 million modernization project is under way to protect the Delaware Memorial Bridge from ship crashes.

Climate trends in the Delaware Estuary and Basin reflect a blend of spiking temperatures, with a growing number of 90-degree-plus days, increasing and intensifying precipitation, and a rapid rise in ...

Streams in the Delaware River watershed face a variety of threats: stormwater runoff, acid rain, coliform and sedimentation.

Road salt, while good when roads are icy, can be bad for water systems and the critters that inhabit them. The U.S. Environmental Protection Agency has given $319,382 to the University of Delaware to ...