Environment & Science

A high school in Allentown was designated a K-12 Tree Campus and hoisted a new flag in celebration.

Amid a changing weather pattern, the Lehigh Valley is under a freeze warning Tuesday into Wednesday. Is this wintry feel a sign of things to come?

A bear was seen in a backyard in Palmer Township Saturday.

Lehigh Valley's 'Spooktacular' Hot Air Balloon festival is on Friday through Sunday and there's a lot more going on than just balloons

Monkeypox is getting a name change in parts of the country, but the change has not made its way to the Lehigh Valley yet. New York City’s health department recently announced it now will refer to the infectious viral disease as MPV.

The Lehigh Valley's fall cooldown came right on schedule, said Ryan Reed, a specialist at the state Bureau of Forestry. “Cold and dry are two of the best stimuli to bring on great fall colors.”

Two Allentown doctors who helped treat more than a dozen carbon monoxide-poisoned kids in are now sharing the story.

The spray drying services company is required to submit a detailed corrective action plan 15 days from the date of the letter, Oct. 4, explaining why the violations occurred and how they will be prevented in the future.

Bethlehem Mayor J. William Reynolds announced that the city will conduct a feasibility study for a new South Bethlehem Community Center.

A new recycling facility in the Easton Area will aim to sort recyclables from trash, avoiding contamination that renders an entire load a fate that sends it off to the landfill.

Twenty-seven city restaurants and eateries have so far responded to a single-use plastics survey.

As the system moves off the Carolina coast and begins to strengthen and lift northward, impacts farther inland — particularly in the Lehigh Valley — are not expected to be overly hazardous.

Martin Guitar welcomed guests from across the music industry to talk about protecting the environment at its first Sustainability Summit on Thursday.

Veronika Vostinak, Allentown's sustainability coordinator, on Wednesday gave a hourlong presentation to the Lehigh Valley Environmental Advisory Council Network on her experience with plastic reduction efforts, targeting single-use foodwares and reusables for dine-in.

While a full report is expected next year, researchers behind Lehigh Valley Breathes have released a data analysis, which includes three comparisons looking at fine particulate pollution across eight monitoring locations.

The Environmental Advisory Council on Tuesday unanimously voted to send City Council a letter stating the EAC’s intent to work on a dark skies ordinance and urging city officials to consider collaborating, then adopting it when the time comes.

A reinforcing cold front has triggered a freeze watch in the Lehigh Valley from Thursday evening through Friday morning, bringing our coldest overnight temperatures since mid-April.

State environmental officials are calling on residents to nominate their favorite waterway to be 2026 River of the Year. The effort aims to elevate public awareness of specific rivers and recognize important conservation needs and achievements.

Between changes in federal policy and an unprecedented demand for energy, it's a tough time for sustainability. An hour-long panel Monday with industry experts focused on how to address those changes.

Days of temperatures in the mid to lower 80s will be wiped out by a cold front later this week, forecasters say, ending a bonus stretch of warmth and finally ushering in classic fall weather in the Lehigh Valley.

This week on Watching the Skies, WLVR's Brad Klein and Bethlehem's "Backyard Astronomy Guy" Marty McGuire dive deeper into the details of the upcoming Lehigh Valley Space Fest. The event will take place at Lafayette College Oct. 11-12.

More than two dozen events are scheduled, all focused on mitigating the impacts of climate change through educating and engaging the community.