Environment

New Jersey is among five states that are monitoring water quality near military bases for contamination from toxic firefighting foam. ...

U.S. researchers are launching studies on Mexico’s red crowned parrot — a species that has been adapting so well to living in cit ...

The John Heinz National Wildlife Refuge is an urban oasis, about 1,000 acres of forest, meadows and marshes spanning the border of indust ...

A government watchdog says federal regulators are failing to refer serious safety violations involving freight rail shipments of crude oi ...

A central Pennsylvania chemical plant has been accused of not completely paying an environmental remediation company for cleanup services ...

The handlers of Pennsylvania’s most famous groundhog, Punxsutawney Phil, say the furry rodent has failed to see his shadow, meaning ...

Two days after a 4,200-gallon heating oil leak, environmental cleanup crews continued work Monday in the ares of the spill site near the ...

New Mexico and the U.S. Department of Energy have inked $74 million in settlements over dozens of permit violations stemming from a radia ...

About a dozen activists braved frigid temperatures and demonstrated outside the EPA’s Center City office Tuesday to advocate more s ...

The latest in a series of U.S.-European ocean-monitoring satellites is scheduled for launch into orbit on Sunday. The Jason-3 sate ...

Michelle Obama’s affection for the White House South Lawn has grown just like the sweet potatoes and carrots she plants there. ...

Philadelphia is in the midst of a green revolution, and it’s happening overhead. The urban canopy — the population of street ...

How will climate change affect the Delaware watershed and the region’s water supply? That’s the “elephant in the atmosp ...

This is Halloween weekend — which means spooky creatures dressing up in costume, creeping around the neighborhood, and trick-or-treatin ...

One approach is to band together with other cities and towns along the river.