Environment & Science

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.

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.

“Sacred Planet with Gulnaz Khan,” is a four-part documentary series focused on how indigenous leaders and traditional religious communities across the world are grappling with the impacts of climate change.

The city EAC on Monday, with support from city officials, planned to launch a trash survey focused on containers. They also discussed the possibility of a pilot program.

This week, a discussion of how to provide power to a future base for astronauts on the moon.

In a program of PennDOT and Keep Pennsylvania Beautiful, participants get training about litter prevention, waste management, civic engagement and more.

The Allentown area recorded 1.88 inches of rain on Thursday, the weather service said, besting the old record of 1.86 inches from Sept. 4, 1988.

Members discussed ways the council could help advance priorities in the city’s Climate Action Plan. With dozens of goals and tasks to tackle, members voted to prioritize those that aligned with existing committees or garnered volunteer interest.

Scannell Properties engaged in a rebuttal to address questions about the Easton Commerce Park project from Easton's Planning Commission Wednesday,

PennEnvironment Research & Policy Center on Tuesday released its new report, “Solar Schools for Pennsylvania: Repowering Education with Clean Energy."

The council on Tuesday heard from officials and experts about Pittsburgh's dark sky efforts, aimed at tamping down on light pollution and saving money.

Penn State Extension this summer published "The Bees of Pennsylvania: A Guide to the Genera,” outlining the commonwealth’s more than 440 species of bees, organized by genus.

Senate Bill 980, introduced Wednesday, would phase out the manufacture, sale and use of firefighting foams containing per- and polyfluoroalkyl substances, or PFAS, beginning in 2026.

This week the question is: Are eclipses of the sun and moon common, or rare? The answer is … both!