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.

Some insects like mosquitos are thriving later in the season as temperatures reach well into the 70s.

More than 81,000 documented oil and gas wells across the U.S. have been left unplugged by former owners — far exceeding the previous estimate of 56,000, according to a new report by the Environmental Defense Fund.

Pennsylvania has a new, tech-savvy option for hunters and anglers: digital licenses. The Pennsylvania Game Commission and the Pennsylvania Fish & Boat Commission’s new web platform allows people to apply for and download licenses in PDF form.

Get Outside for Good is a monthly hike aimed at raising awareness — and money — about and for Lehigh Valley nonprofit organizations. The hike, held the first Sunday of each month at the South Mountain Preserve in Allentown, is bringing local women together.

A new report says Lehigh Valley residents breathed in heavily polluted air for more than 50 days last year.

Texas-based pipeline builder Energy Transfer faces 48 criminal charges related to construction of its Mariner East pipeline project, including a felony count of failing to report pollution.

Electric vehicles are having a moment at the state capitol.

This week, PennEast Pipeline said it would stop developing a proposed pipeline from Pennsylvania to New Jersey.

Allegheny County has a new rule on the books aimed at lowering air pollution levels during weather events that trap industrial fumes near the ground.

When the glaciers retreated 13,000 years ago from northwestern Pennsylvania, eight natural lakes were left in their wake. The ones that have become popular, like Conneaut and Edinboro lakes, have vacation homes, resorts, and farms nearby. But one lake stands out as a jewel of the region: Lake Pleasant.

A new study from Penn State shows Pennsylvania could avoid billions of dollars in health damages by joining a regional cap and trade program targeting power plant emissions.

Pennsylvania is a top destination for people who travel to take pictures of fall foliage who are also known as “leaf peepers.”