The U.S. will need a lot more lithium to make the energy transition from fossil fuels to renewables. Pennsylvania’s Marcellus Shale has a ton of it.

The Bucks County site has earned Heritage Conservancy environmental awards amidst more than 30 years of federal remediation.

The Sustainable Energy Partnership of Southeastern Pennsylvania will set renewable energy guidelines in the coming months.

Philadelphia students are learning how to reduce the impacts of climate change and protect the watershed — and earning a “green ribbon” in the process.

The school's rain gardens have proven effective at helping prevent raw sewage from overflowing into waterways.

The funding will go toward renovations of the Valley Green Road Bridge in Wissahickon Valley Park and the Bells Mill Bridge near Morris Arboretum.

To help solve the climate crisis, $750 million could flow to the Philadelphia region to create a hydrogen economy. But some say it’s a deceit to help the fossil fuel industry.

Tiger Transit’s shift to all-electric is expected to save about 500 metric tons of carbon emissions a year.

Worried about your carbon footprint, but not sure where to start? Turns out there’s plenty you can do at home.

The solar projects will lower energy bills for overburdened residents of the Philadelphia region, federal officials say.

Plant-based meat made a big splash when it first launched, but now sales have fallen, and two leading companies laid off workers. And yet some restaurants continue to grow.

Only about five percent of plastics produced annually are recycled in the U.S. So how much plastic is five percent? And will recycling that amount make a difference?

How we do our laundry has gotten an eco-friendly makeover — but do greener options impact the cleaning power of our wash cycle?

The new restrictions will apply to over 200 facilities across the country. The EPA says they’ll cut cancer risk.

Climate activists say PGW’s plan for the infrastructure conflicts with the city's climate goals.