Environment & Science

Less than 24 hours removed from the Lehigh Valley’s heaviest snowfall in three years, forecasters have a word of advice to offer: don’t put the shovel away just yet.

Tuesday's fast-moving storm swept quickly through the Lehigh Valley but packed a wallop, bringing nearly a foot of snow to several spots.

“This has been a tremendously difficult storm to forecast due to rapidly changing conditions/temperatures expected and the difference in timing,” the National Weather Service said in its forecast discussion.

PPL Electric Utilities and Met-Ed reported more than 13,000 customers without power Tuesday morning as a winter storm swept through the region.

Several Lehigh Valley schools are closing Tuesday because of the weather forecast.

Early Monday, the National Weather Service issued a winter storm warning in effect for the Lehigh Valley for 7 to 10 inches of snow, with locally higher amounts over the higher elevations.

One area of potential concern at the Allentown State Hospital had been the presence of dioxins in the soil. Dioxins are a group of toxic chemical compounds that take a long time to break down in the environment, and can cause health problems in people.

Betelgeuse is the red supergiant star at Orion’s ‘right shoulder.’

Lehigh and Northampton counties are under a winter storm watch in effect from 12 a.m. to 6 p.m. Tuesday, with 4 to 8 inches of heavy, wet snow possible.

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.

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.

Punxsutawney Phil predicted early spring, but the experts say those declaring winter over are in for a rude awakening, with the risk for colder weather in the second half of February increasing.

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.