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.

Take a look at stories throughout the week of which we are most proud, had a profound impact or that you might want to look at again.

Sen. Bob Casey toured Infinera's Upper Macungie Township packaging facility while urging for CHIPS Act investment in Pennsylvania.

The Lehigh Valley is no longer under a winter weather advisory Friday except in parts of Northampton County, as the precipitation in the area will mostly be rain. But heavy snow is expected in the Poconos.

Northampton County is approved to join other municipalities and residents who have a legal standing in opposing the proposed landfill in Lower Saucon Township.

Local high schools are participating in the Central East Pennsylvania Science Olympiad on March 16 at Kutztown University.

The North Whitehall Planning Commission tabled one waiver for the Strawberry Acres 55-plus residential development plan and recommended denial for another.

“The long-term period looks to be defined as a more active and unsettled timeframe compared to the middle of this week,” the National Weather Service said in its latest forecast discussion, noting confidence has increased for a system that will impact the region late Friday through early Saturday morning.

Our daily list of useful information, chosen to inform and enhance your day, includes news you can use and then some!

The National Weather Service issued a winter weather advisory between 7 tonight and 7 a.m. Tuesday.

Bald eagle populations in Pennsylvania and the United States have rebounded over the years, but they’re still dying from lead poisoning, including an eagle Centre Wildlife Care in central Pennsylvania had tried to treat.

Fifty-seven residents and entities in and around Lower Saucon Township received status this week to join a legal battle against the proposed expansion of the Bethlehem Landfill.

The Bethlehem Parking Authority was granted $15,000 to buy two electric vehicles.