Environment & Science

From low 80s to our first frost? Quiet weather and warm temperatures will dominate the Lehigh Valley forecast this week, but big changes are ahead.

In its third year, and hosted by the state’s GreenGov Council and Penn State Sustainability, Commonwealth Sustainability Week features daily, free webinars focused on climate change and sustainability efforts statewide.

As temperatures climb back into the 80s this week, PennDOT will begin to host job fairs in Lehigh and Northampton counties to fill a variety of positions for the winter season.

Lehigh County and the state Game Commission in 2007 partnered to open up the North Range for bowhunters to combat overpopulation, deer and invasive plants.

Would critical weather information come to a halt during the looming federal government shutdown?

The results of a 2019 survey, published last week, shows a majority of Pennsylvania's streams are contaminated with PFAS, also called "forever chemicals." Five streams were tested in the Valley.

WLVR's Megan Frank talks with digital content producer Kat Dickey and managing producer Stephanie Sigafoos.

The commonwealth's six-week leaf-peeping season has begun. Here's when in the Lehigh Valley can expect peak colors, as well as some of the best places to see fall foliage.

Lehigh Valley Breathes is a Valley-wide effort to monitor air quality amid emissions from trucking and warehousing. The project is expected to run for a year.

Remember Ophelia? The tropical system that recently brought days of dreary weather to the Lehigh Valley is back. Sort of.

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 Saturday into Sunday timeframe will see the next storm system target the region, and an active pattern could bring snow next week, forecasters say.

Just shy of 90 awardees from 45 counties were selected for the commonwealth’s Agricultural Innovation Grant Program. Find out what got funded in the Lehigh Valley.

Applications are open for the 2025 Lehigh Valley Greenways Mini Grant Program. Grants are earmarked for conservation efforts in Lehigh and Northampton counties.

Lehigh Valley Planning Commission officials last month held the first regional climate planning workshop of the year, WorkshopLV: Environment.

Forecasters are calling for calling for “quite the icy slop of wintry precipitation across the region, including both sleet and freezing rain” as a quick-hitting winter storm descends upon the region late Wednesday.

Residents can comment on a draft of the 2025-2029 Pennsylvania Statewide Comprehensive Outdoor Recreation Plan, or SCORP, through March 3. There's a public input form, as well as scheduled webinars.

February is "going to be loaded,” meteorologist Bobby Martrich said, describing an “overrunning pattern” that goes through mid-month and could potentially bring the Lehigh Valley no fewer than three — and possibly four — storm chances before Valentine’s Day.