Environment & Science

In its 10th year, and led by the Watershed Coalition of the Lehigh Valley, the conference theme was “Back to Basics,” and drew a sold-out crowd with about 180 people, including professionals and volunteers.

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.

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.

The National Weather Service said the next couple of days will feature “the most pleasant weather of the summer" in the Lehigh Valley and surrounding areas.

This week, a look at the late Vera C. Rubin, an American astronomer whose name is now associated with one of the most powerful observatories on Earth.

An annual pest across Pennsylvania, corn earworms can cause damage to both sweet and field corn, cutting into farmers’ profits and home-gardeners’ yields. They've been reported in the Lehigh Valley.

Aryash Shyam, a rising eighth-grader at Lehigh Valley Academy Regional Charter School, created the GreenBeam to kill weeds with a laser. The project got him named the Pennsylvania State Merit Winner in the 2025 3M Young Scientist Challenge.

Hologram Zoo Lehigh Valley, only the second such attraction in the country, opened its doors to an enthusiastic crowd at Easton's City Hall on Friday.

South Whitehall Township commissioners on Wednesday approved an ordinance that asks to add a ballot question requesting a tax increase intended to help support the preservation of open spaces.

Held at DeSales University’s Gerald White Conference Center, the day-long event drew several dozen participants, including students, teachers and local environmental advocates and leaders.

Lehigh and Northampton counties are again under a flood watch, this time from 3 p.m. Wednesday through 3 a.m. Thursday.

In the Lehigh Valley, 22 out of just the last 30 days have seen dew points at or above 70, meaning nearly three-quarters of recent days have been sticky enough to feel more like Florida than eastern Pennsylvania.

A project of the Pennsylvania Municipal League and Sustainable Pittsburgh, Sustainable Pennsylvania is a voluntary program focused on helping municipalities improve sustainability to save money, conserve resources and improve residents’ lives.

Allentown police can hand out tickets to anyone caught swimming in natural waterways in the city, Mayor Matt Tuerk said, urging residents not to let a $100 fine “ruin your summer.”

The city was awarded funding through a state Department of Environmental Protection grant to buy seven electric vehicles. However, more funding is needed for charging infrastructure.