Environment & Science

The council on Tuesday heard from officials and experts about Pittsburgh's dark sky efforts, aimed at tamping down on light pollution and saving money.

Penn State Extension this summer published "The Bees of Pennsylvania: A Guide to the Genera,” outlining the commonwealth’s more than 440 species of bees, organized by genus.

Senate Bill 980, introduced Wednesday, would phase out the manufacture, sale and use of firefighting foams containing per- and polyfluoroalkyl substances, or PFAS, beginning in 2026.

This week the question is: Are eclipses of the sun and moon common, or rare? The answer is … both!

For more than three decades, Hunters Sharing the Harvest has facilitated a venison donation program throughout Pennsylvania, creating a network of deer processors and hunger relief agencies. Find out how much was donated and where last season.

The 2025 autumn migration count has begun at Hawk Mountain. It's the longest running raptor migration count in the world.

The rain-or-shine event, open only to Northampton County residents, will take place Saturday, Oct. 4 at Northampton Community College, 3835 Green Pond Road, Bethlehem.

The Watershed Coalition of the Lehigh Valley was one of the half-dozen winners of this year’s Environmental Partnership Awards.

After a three-year hiatus, chick hatching is back at the Allentown Fair. The exhibition will be open daily at the Lehigh County 4-Club Livestock Experience tent.

The Lehigh Valley Planning Commission’s Environment Committee on Tuesday discussed a plan for a septic replacement system at the warehouse, planned for 2951 Betz Court.

The Lehigh Valley Greenways Mini Grant Program awarded grants to 12 organizations and municipalities this year.

After days of sweltering heat, the Lehigh Valley can finally expect a break as a cold front brings modest relief and cooler temperatures, forecasters say.

The federal tax and spending bill, dubbed by President Donald Trump as the “One Big Beautiful Bill,” includes eliminating electric vehicle tax credits after this year. Advocates called on senators to put them back.

The city of Allentown is set to get $1.9 million, while dozens of nonprofits — including food banks — and other groups will split $3.8 million from the trust's annual disbursement.

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.

No climate site in the region reached 100 degrees on Monday, but the suffocating heat and humidity was still record-setting across the Mid-Atlantic region.

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.

Allentown hasn't had a 100-degree day since July 2011. The forecast high on Tuesday is now 100 degrees.