Environment & Science

With the Lehigh Valley under an extreme heat warning through Wednesday, area doctors are urging residents to keep hydrated and stay cool.

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.

Infinera, a semiconductor company with a facility in Upper Macungie Township, inked a preliminary deal with the federal government to expand its production locally and in California. The agreement is part of a bipartisan effort to boost domestic production of essential high-tech resources to protect the national supply chain and create high-paying tech jobs.

The city is also set to receive $5.7 million in federal funds to reduce lead-based paint hazards.

Spray-Tek, 3010 Avenue B, was issued a malodor violation in mid-August. It is at least the second time Spray-Tek has been cited in the past two years. The DEP is reviewing the company's corrective action plan.

The National Weather has issued a freeze warning in effect from 2 to 9 a.m. Thursday for Berks, Lehigh, Northampton, Carbon and Monroe Counties.

The Allentown Environmental Advisory Council's residency requirement has been "a bit of a stumbling block" as members work to fill vacancies.

Once filled, the city will be the second in the Lehigh Valley to carve out a position for a dedicated sustainability manager. The job requires overseeing environmental initiatives and guiding the city's climate action plan.

No hard evidence exists of these creatures of folklore and local legend. However, paranormal investigators said more residents comfortable sharing their stories.

Nothing will showcase October as a month of transition quite like the next 24 hours, forecasters say, as temperatures take a dive in the Lehigh Valley.

The grant comes from the U.S. Department of Housing and Urban Development as part of the Lead-Based Paint Hazard Reduction Grant Program. Officials said the program addresses lead-based paint hazards in homes but also enhances affordable housing options, revitalizes communities and improves public health outcomes in Pennsylvania.

Watch for the full moon on Wednesday and Thursday nights, October 16 and 17. The October full moon is known as the Hunter’s moon.

Lehigh Valley space enthusiasts connect with experts at the second annual Space Fest, held at Lafayette College

Join Megan Frank at 9:30 a.m. and 6:30 p.m. every Friday for Insights with LehighValleyNews.com on WLVR. This week, she's joined by Easton reporter Brian Myszkowski and environment and science reporter Molly Bilinski.