Environment & Science

More than a dozen wild birds in Pennsylvania have so far been confirmed to have the strain of highly pathogenic avian influenza, or HPAI. The threat to humans is low.

In the April update for Lehigh Valley Breathes, a regionwide effort to monitor air quality amid emissions from trucking and warehousing, officials explained new EPA soot standards and how they could impact the project.

The Lehigh Gap Nature Center took to social media Monday to alert visitors and hikers to "use caution" with pets after dog treats were found with fish hooks planted inside them.

The spring migration count at Hawk Mountain began last month. One-day peak counts reach more than 100 birds in mid- to late-April, with this season’s count continuing through May 15.

This week, Brad and Marty discuss images that McGuire acquired from India’s space program. The images show the first steps by man on the moon.

Pennsylvania Master Naturalist is partnering with the Lehigh County Conservation District to host a Master Naturalist Volunteer training. The course aims to bolster local conservation efforts.

A Montour County environmental educator, arborist and musician is attempting to climb the tallest tree at the highest point in each of the Commonwealth’s 67 counties.

One person who consumed raw milk from Apple Valley Creamery in East Berlin and became ill, officials said. The milk is sold in three Lehigh Valley locations.

The annual scholastic competition combines classroom learning and outdoor activities to engage students in environmental science. The state competition is scheduled for May 22 in Mifflinburg.

Toasty has been the word to describe the Lehigh Valley’s weather this week, but forecasters say we’re about to cool off in a big way. They're expecting a big drop in temperatures to go along with our wet weekend.

The spring migration count at Hawk Mountain has begun. It runs through May 15.

EPA officials last week announced the first-ever national drinking water standard regulating per- and poly-fluoroalkyl substances, or PFAS, which are widespread, long-lasting in the environment and have been linked to long-term health issues.

A female mallard duck has stolen the spotlight at the Promenade Saucon Valley after nesting in a planter. Her month-long residence will postpone landscaping plans, but her newfound popularity is making up for it.

First introduced by state Sen. Lisa Boscola in 2015, the bill would increase penalties and direct any money collected toward bald and golden eagle conservation efforts in Pennsylvania.

Brandon Krock has 440,000 seeds to plant at Fox Summit Farm, a pick-your-own sunflower farm that will return this summer in the Lehigh Valley. He's planning fireworks, food trucks, a 5k and more.

WLVR's Brad Klein and Marty McGuire, known as Bethlehem's 'Backyard Astronomy Guy' spoke over the phone about the April 8 total solar eclipse. The path of totality veered toward the Northeast, where McGuire saw it from New York.

A severe weather threat is on tap for Sunday, forecasters warn, with a tornado threat for central Pennsylvania and damaging winds possible in the Lehigh Valley.

From April 20 through April 28, residents are invited to join or host a cleanup along a section of the D&L Trail as part of a trash collection competition. Winners will be announced May 3.

More than 2,000 acres on 28 farms in 15 counties across the commonwealth were preserved. Here are the Lehigh Valley farms now safe from development.

More than six months after its launch, 33 air quality monitors have been installed throughout the Lehigh Valley as part of Lehigh Valley Breathes, a regionwide effort to monitor air quality amid emissions from trucking and warehousing.

Arcadia Development Corporation plans to tear down the SureStay Plus Hotel by Best Western at 300 Gateway Drive off Route 512, replacing it with a warehouse. The permit hearing is scheduled for 6 p.m. to 9 p.m. April 29 at Nitschmann Middle School in Bethlehem.

A one-day symposium at Lehigh gathered decision-makers from Pennsylvania's big-name universities, talking strategy for recruiting students cross-border and overseas, and touting economic and cultural benefits.