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.

More than $2 million was allocated to nine organizations across Pennsylvania to fund various research efforts, all linked to the state’s $132.5 billion agriculture industry.

Gus the bison is considered to be "Hellertown’s mascot," but to owner Nanette Keck, he’s also a cherished pet.

January brought above-average snowfall to the Lehigh Valley, but long-range outlooks have flipped the script in a big way. Will February bring the big storms snow lovers are longing for?

Twenty-seven air quality monitors have so far been placed for Lehigh Valley Breathes, a Valley-wide, year-long effort to monitor air quality amid emissions from trucking and warehousing.

The four Galilean moons — Io, Europa, Ganymede, and Callisto — that Galileo saw and named were discovered as he was looking through the very first telescope.

Take a look at stories that ran throughout the week of which we are most proud, had a profound impact on readers or that you might want to look at again.

After almost a decade with the same trash hauler, the city’s contract is expiring. Now, city trash is collected twice a week.

WLVR's Megan Frank talks with journalists Molly Bilinski and Jason Addy.

Applications open Monday for the 2024 Lehigh Valley Greenways Mini Grant Program and are accepted until 4 p.m. March 8. The grants are earmarked for conservation efforts in Lehigh and Northampton counties.

A 605-pound black bear harvested in the Lehigh Valley has ranked one of the largest in the state to be bagged during its most recent season, and was the sixth-heaviest bear in Pennsylvania for 2023.

Bethlehem City Council on Jan. 17 unanimously approved $88,802 to be put toward the designs of Phase II improvements along the Monocacy Way Trail.

There’s good news ahead for the Lehigh Valley, as temperatures are expected to get progressively warmer each day this week, with "no additional replenishment of arctic air from Canada."