Environment

The new rules require development in coastal flood zones to be elevated 4 feet higher to account for future sea level rise.

The EPA last year proposed changes to the definition of “waters of the United States,” leaving some Delaware wetlands vulnerable to development.

Organizers hope the day of service encourages people to volunteer year-round.

Water providers are removing toxic PFAS chemicals from drinking water, but current methods are energy intensive. Temple researchers are looking at alternative technologies.

The remnants of Hurricane Ida caused millions of dollars in damage to homes and led to the deaths of four people in Bucks and Montgomery counties.

FEMA approved the city to join its Community Rating System, a program that rewards municipalities that take steps to reduce flood risk.

Delaware environmental regulators are calling for increased access to electric vehicles, and the protection of natural resources.

The whale was found Sunday on a ship at the Gloucester Marine Terminal, which is at the base of the Walt Whitman Bridge.

Delaware law does not allow residents to dispose of real trees or yard waste in landfills.

Rising seas are drowning New Jersey wetlands. A new round of state climate funding aims to make them more resilient.

The federal residential rooftop solar tax credits expire at the end of this year. But Philly-area homeowners have another affordable option through leasing.

Concrete reabsorbs some of its carbon emissions over time. Alternative ingredients and 3D printing could help supercharge that by making the finished concrete more porous.

Christmas trees don’t have to be left for curbside trash collection, where they are destined for the landfill.

From its name to its biodiversity, the river offers a range of fun and unique qualities to consider before you vote by Jan. 16.

EV charging infrastructure development is stalled across the region because the White House is not releasing the funds.