Environment & Science

It's the third time the Delaware River has won the title. Previous wins were in 2002 and 2017.

Some salt sheds across the region could be down to their final grains, officials said Thursday, as reports of a rock salt shortage spread through the region and well beyond.

The state's dairy industry has officially reached "HPAI-free" status after rigorous testing in Pennsylvania dairy cattle for highly pathogenic avian influenza. Other states have detected bird flu in their cattle though, so the state will continue to monitor and test cattle.

Sarah DeGrendel was recently hired as the city’s first sustainability manager. The position focuses on creating and facilitating sustainability initiatives while capturing grant funding to cover the cost of related projects.

Months after a fire tore through Blue Mountain, the community continues to support the fire departments who helped battle the blaze. This time, that support comes in form of monetary donations.

This week on Watching the Skies, a look at efforts to preserve the artifacts that remain on the moon’s surface.

A pair of river otters at the Lehigh Valley Zoo offered their predictions for the winner of Super Bowl LIX during the zoo's annual Otter Bowl. Eagles fans may not like it, depending on their perspective.

The winter weather advisory will run 3 p.m. Saturday to 6 a.m. Sunday, with mixed precipitation expected in the Lehigh Valley and across the region.

St. Luke's University Health Network on Friday launched an email helpline for residents with questions about avian flu. No human cases have so far been recorded in Pennsylvania.

The Valley’s two major health networks are preparing for an increase in bird flu in people. Cases have been generally mild, with none reported so far in Pennsylvania.

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 National Weather Service said Friday that much of the Lehigh Valley and surrounding area has experienced its coldest August in about 10 years.

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.

Earth is circled by roughly 11,000 working satellites and thousands more that have outlived their working lifespan but are still in orbit.

South Whitehall Township commissioners passed the Kline's Island Sewer System Act 537 Plan at their Wednesday meeting, setting in motion a multiyear project to help manage the treatment plant's capacity. It serves numerous municipalities.