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 post went viral on Facebook, falsely claiming that hunters are required to wear $30 fluorescent orange face masks featuring the state Game Commission's logo.

State environmental regulators are hitting Sunoco’s Mariner East pipeline project with its sixth violation in Lebanon County since mid-August.

A federal appeals court called Pennsylvania’s regulations for coal plant emissions too weak and ordered the state to revise them.

This summer’s combination of record-breaking heat, Black Lives Matter activism, and the pandemic has led to conversations on environmental justice.

As state lawmakers debate how to help Pennsylvania’s economy recover from the coronavirus shutdown, environmental groups see an opening for a cleaner future.

Creator of #BrownSkinPlantMama, Veronica Moore is sharing her journey of healing with nature... while also creating a space for Black and Brown people in the plant community.

Pennsylvania Attorney General Josh Shapiro charged two pipeline companies with polluting groundwater and streams in a series of spills in 2015 along a pipeline project in Washington County.

For the first time, Penn State University Lehigh Valley students can pursue a degree in cybersecurity.

State senators are weighing the risks and benefits of Pennsylvania joining a regional cap and trade program targeting greenhouse gases.

Many sectors of the economy have been halted or changed by the coronavirus pandemic, and environmental research is no exception.

ALLENTOWN, Pa. - A large water main break in Western Allentown, Wednesday, April 29, left areas of the city without water or with low water pressure. The…

Organizations across the Lehigh Valley are celebrating the 50th anniversary of Earth Day - including the Wildlands Conservancy, which protects natural areas and waterways.