Environment & Science

On Tuesday afternoon, Lehigh Valley International Airport recorded temperatures that tied the record heat set in Allentown over a century ago on June 24.

In addition to the Kline’s Island Sewer System, or KISS, regional wastewater plan, committee members advanced the Lehigh Valley Hazard Mitigation Plan to the full commission.

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.

A songwriting workshop at Broughal Middle School stems from a partnership between the Any Given Child program and Icehouse Tonight.

Certain doses of the ADHD drug Adderall are in short supply. Experts from the Lehigh Valley share their perspectives on causes and complications.

Election Day is shaping up to be a classic fall day across the Lehigh Valley and the rest of the region. It's what will come later this week that's likely top-of-mind for weather watchers.

Department of Environmental Protection receives $499,870 for air pollution project in Allentown

November's temperatures are expected to be warmer than average for the Lehigh Valley, especially through the front half of the month, allowing those not yet ready for winter to enjoy the fall warmth and keep heating costs low.

Promise Corps, an Allentown group, came together over the last few months to clean up Black River Sanctuary as it is set to open in spring 2023.

Giana Jarrah wins StartUP Lehigh Valley's grand prize with her women's health brand With Meraki Co.

A report by the research and advocacy group PennEnvironment analyzed samples from 50 of Pennsylvania's cleanest waterways, only to find different kinds of microplastic residue in all of them.

An event featured speakers from the Lehigh County Conservation District, Penn State Extension, and Lehigh County Water Authority to show homeowners how they can best mitigate excessive runoff on their property.

As contracts between some municipalities and service providers in the Lehigh Valley expire near the end of the year, the new agreements that replace them could amount to major price hikes.

The Sept. 11th National Memorial Trail which runs through Palmer Township could see trail improvements through state grant

The school district is expected to get two electric vehicle school buses as part of a pilot program.