Preservation

Currently, 175 farms, or about 10,000 acres, are preserved from future development through Montgomery County’s Agricultural Land Preservation Program.

The new regulations limit building height and ban some exterior building materials as well as roof decks.

Bea, a 15-month-old female, arrived at the Philadelphia Zoo on Nov. 20, from Zoo Knoxville in Tennessee.

Increasing development has long been an issue in Delaware’s most populous county. Now New Castle County leaders have new guidance on how to better preserve open space.

The head of the United Nations is calling on countries to end what he calls a war on nature and instead embrace a future without carbon pollution triggering global warming.

The Brandywine Zoo’s new lemur exhibit is part of a species survival plan and is one step in the biggest capital improvement plan in the zoo’s 115-year history.

The Philadelphia Historical Commission voted unanimously to add Sigma Studios to the local Register of Historic Places.

The Historical Commission unanimously approved Rite Aid’s plan to demolish the midcentury modern Penn Fruit landmark.

Critics say heavy water use would stress streams and worsen pollution. They want a state authority to say "no" to the deal.

The nonprofit founder’s family is committed to carrying on her legacy — starting with a GOTV event on Election Day.

Crews have collected more than 75 tons of oil that fouled Delaware’s coast after a spill near Broadkill Beach two weeks ago.

Some activists say DEP looks set to allow development in flood-prone areas.

More than 100 people have been working to clean up an 11-mile stretch of beach in Delaware fouled by an oil spill of unknown origin last week.

State entomologists found the nest in a tree near the Canadian border. They were led there by an Asian giant hornet to which they had attached a radio tracker.

Council overrode the veto despite objections from critics who said the regulations set the city back on efforts to create housing and reduce car use.