Environment

The annual Philadelphia Flower Show opening March 2 will highlight the beauty and science of water.

The largest refiner on the east coast says its operations will not be disrupted by its Chapter 11 bankruptcy proceedings aimed at restructuring its debt.

Ornithologist Drew Lanham says wilderness offers beauty and freedom — but also holds our painful past.

Treatment plants that handle conventional oil and gas waste water are causing a buildup of radioactive materials at the bottom of three Western Pennsylvania waterways.

Earlier this month, the Trump administration okayed new offshore oil and gas drilling in the Atlantic, including waters off the Delaware coastline.

The goal of a public meeting in Dover was to listen to local experts and residents.

We reintroduce animals to their native habitat as part of an impulse to re-create “wilderness” — a place untouched by man. The result is more like the feeling of wilderness.

A hidden world of pathways leads wild animals safely across busy roads, keeping ecosystems connected even as human use fragments and disturbs them.

Since the 1950s, a timber company has used conservation-driven logging to balance productive use and wild forests.