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.

The father of a Moravian University student was found dead Thursday after a water incident Wednesday evening.

Three people were killed in Montgomery County after severe storms from Hurricane Ida hit the region on Wednesday.

A Lehigh Valley man is heading south to assist with Hurricane Ida relief efforts. The Red Cross volunteer boards a flight Tuesday and will help distribute supplies when he gets to the devastated area.

Much of the state is under a flash flood watch as the remnants of Hurricane Ida travel to the northeastern United States.

The U.S. Department of Energy held an online public meeting on Tuesday to find out how frontline communities in Appalachia are impacted by the growing ethane and petrochemical industries. Ethane is a byproduct of natural gas development and can be used to make plastics.

Despite piping hot August temperatures, artist Sarah Karess is hard at work on the mural at the Allentown Transportation Center.

Pennsylvania’s environmental regulator is levying an $85,666 penalty against Sunoco for issues with its Mariner East project in four counties last year.

If you’re planning a visit to a national park, you’ll need to pack a mask even if you’ve been vaccinated against COVID-19.

More than a dozen city leaders, including the mayors of Lancaster, Lebanon, York, Philadelphia and Pittsburgh, are calling on Congress to pass the Parks, Jobs and Equity Act.

A “Code Orange” air quality alert is now in effect across the Lehigh Valley.

Tucked into the latest state budget agreement is tens of millions of dollars in new sales tax breaks for companies that build and run server farms known as data centers.

About 37% of ticks in Pennsylvania are the kind that carry Lyme disease, according to the Tick Research Lab of Pennsylvania at East Stroudsburg University.