Environment

Jason Hoover sought to unite his enclave around the stunning creature. “Now we have this huge group of people that meet and geek out about butterflies.”

Officials say this time of year can be challenging when it comes to the beaches.

Transition Town Greater Media is hosting its first annual EcoFest on Sept. 9 from 10 a.m. to 2 p.m. at Heritage Park in Media Borough.

As the impacts from climate change loom, the Delaware Nature Society hopes community gardens can mitigate heat and stormwater.

$1.5 million from the Bipartisan Infrastructure Law will help fund work in the natural areas of FDR Park, part of a $250 million park renovation.

The Danish company Orsted said high-interest rates and supply chain issues will cause delays at three major offshore wind projects.

Idalia made landfall near Keaton Beach, Fla., as a Category 3 hurricane on Wednesday, gradually weakening as it ripped through the state, into Georgia and across the Carolinas

Valley Creek is just one waterway out of many across the U.S. with elevated PFAS levels caused by wastewater treatment plants and electronics manufacturing facilities.

In the deepest parts of the ocean, strange creatures lurk and industrial fishing and deep sea mining pose a threat. Plus, mercury is in retrograde right now. So, what?

Idalia has sustained winds of 125 mph — which is a powerful Category 3 "major hurricane." The storm, which had been a Category 4 early this morning.

Amid sweltering heat waves, classes have resumed in many districts around the country that have outdated heating and cooling systems — or no air conditioning at all.

Everything from chemical spills to bridge collapses have triggered recent emergency notifications. Here’s how to navigate the systems behind them.

Money from the American Rescue Plan will go towards trails, family areas, and restrooms.

Citizen scientists and Drexel researchers are testing whether planter benches make summer heat in five Philly neighborhoods more bearable.

Three studies show smoke from Canadian wildfires led to a spike in people with asthma visiting emergency rooms in the United States.