Environment & Science

PJM Interconnection, the regional grid operator headquartered in Valley Forge, issued a maximum generation alert and load management alert for Monday.

The first day of summer can be told by the sun's position, as well as the calendar.

Presented in partnership with the Nurture Nature Center, it’s the city’s first free Sustainability Movie Night, an effort organizers said aims to bring the community together for conservation education.

With the Lehigh Valley under an extreme heat warning next week, Allentown is offering free pool admission. Find out other ways to beat the heat.

The Delaware River was chosen as the commonwealth’s River of the Year. It was celebrated Wednesday with a festival.

Easton late last month became the third major city in the Lehigh Valley to seek certification through Bird Town Pennsylvania, an annual designation focused on community-based conservation.

Tick season is in full swing in the Lehigh Valley. In addition to blacklegged ticks, those most often associated with Lyme disease, the invasive Asian longhorned tick also calls the Valley home.

Spraying began 8 a.m. Tuesday. Black flies have been a recognized pest of humans and livestock in Pennsylvania since the 1970s.

The center’s Board of Trustees said it will form a search committee this summer to begin the process of selecting Erickson’s successor, with the goal to announce a new CEO by spring 2026.

Pocono Wildlife Rehabilitation and Education Center has a new fawn hotline, where a fawn specialist will help callers quickly determine if a newly found fawn needs help, or needs to be left alone.

You don't have to leave town to enjoy nature.

Local sellers will include Whole Foods, Giant and Amazon Fresh.

EAST STROUDSBURG, Pa. - A new $1 million study is working to curb Pennsylvania’s tick population, with a focus on parts of the Lehigh Valley and the…

Bowery Farming could hold a key to the future of food security.

Allergies are worse here because the surrounding mountains tend to hold the allergens in.

Pa. DEP will monitor 1,700 miles of nearly 50 waterways across the state, including the Delaware and Lehigh rivers through September.

Most surveyed want to fix climate change rather than adapt to it.

Shop now if you're looking for electricity at a lower cost.

In a 260-year-old city, much of the infrastructure was built in another century, Mayor Matt Tuerk says.

Soltech Solutions, a Bethlehem start-up, helps 'bring nature indoors.'

The mayor and other officials defined some broad goals and initiatives including continuing to purchase 100% renewable electricity for all municipal operations,

Many who came to SteelStacks in Bethlehem found their roots in gardening during the pandemic.