Environment & Science

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.

Carbon County officials on Thursday will sign on to a partnership with Northampton, officials announced. Their goal is to bolster farmland preservation efforts.

Arcadia plans to tear down the SureStay Plus Hotel by Best Western at 300 Gateway Drive off Route 512 and replace it with a 250,000-square-foot warehouse. If the permit is approved, developers will be allowed to discharge stormwater from construction activities into the Monocacy Creek.

C.F. Martin & Company has unveiled a vivid new museum display focused on sustainable manufacturing practices, highlighting years of innovations which focus on quality instruments with an environmentally-friendly orientation.

A sun-splashed Sunday may have felt like the beginning of summer, but temperatures Monday soared into record-breaking territory, the National Weather Service said.

This week, WLVR’s Brad and Bethlehem’s ‘Backyard Astronomy Guy,’ Marty McGuire discuss the planet Jupiter. All winter it has been among the brightest objects in the night sky. But soon it will disappear.

Two Lehigh Valley municipalities this year participated in Penn State’s Local Climate Action Program. Here's how the program works to create a greenhouse gas inventory and, from those findings, a climate action plan.

The National Weather Service said early next week will look to bring some of the warmest temperatures we have seen thus far in the Lehigh Valley.

More than $5.5 million is set to go toward non-point source projects in Bethlehem Township and over $2 million will cover wastewater improvements in Bangor Borough.

Pennsylvania's third most populous region received a "C" grade from the American Lung Association and ranked fourth-worst in the mid-Atlantic for ozone pollution. But, it's better than last year’s rankings in the annual "State of the Air" report.

The Allentown Environmental Advisory Council on Monday unanimously approved a letter and draft resolution, urging city officials to use non-chemical methods to dispatch invasive plants.

The Walking Purchase, a 1737 land grab perpetrated by William Penn's sons, shaped the Lehigh Valley as residents know it today. But, the land wasn’t actually purchased, as the name might suggest — it was swindled from the Lenni-Lenape.

On Watching the Skies, WLVR's Brad Klein and Bethlehem's "Backyard Astronomy Guy" Marty McGuire talk about possible signs of life on Mars, as seen by NASA's Perseverance rover.

More than 130 people attended the panel, which focused on efforts across the state to tamp down on light pollution, not only to benefit star-gazers, but for fireflies and migrating birds, too.

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.