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.

Forecasters say where the storm tracks is going to be key to what we get in the Lehigh Valley, as well as the transfer of energy from the primary storm system to a secondary system. That will produce a coastal storm that will likely impact the area Thursday into Friday as it tracks north along the coast.

The real specimens that will be on display at Da Vinci Science Center are designed to compare and contrast healthy bodies and organs with those that are diseased, with an emphasis on common ailments along with cardiovascular issues and dementia.

A regulatory agency responsible for the water supply of more than 13 million people in four Northeastern states says it is banning gas drillers from dumping fracking wastewater in its watershed.

PennDOT will spend millions of dollars to start construction on major transportation projects including bridges, traffic circles, milling, paving and patching roadways and updating interchanges.

Is there rain and wind, or something more interesting in store for the Lehigh Valley in the coming days?That’s what readers are wondering as a parade of storms begins to roll through the region.

While Monday will bring mostly sunny skies and dry weather to the region, meteorologists are tracking a series of storms that will make for a mostly soggy week in the Lehigh Valley — with a question of wintry weather by week's end.

Pa.'s Department of Environmental Protection gave the company 14 days to come up with a plan of action.

A pattern change known as the "Greenland Block" could introduce cold air — and perhaps wintry weather — into the region by mid-December, meteorologists say. But what is the pattern and why could it bring snow?

Two seafood monitoring groups downgraded Maine lobster's sustainability ratings, prompting Whole Foods to pause purchases. Here's how environmental groups and state leaders are reacting.

Shopping not your thing? #OptOutside and join the movement started by specialty outdoor retailer REI in 2015 as a way to encourage people to reconnect with nature. We've got a list of places to check out across the Lehigh Valley.

Local officials warn residents never to pour fats, oils and grease (FOG), into the sink because it can harden and cause blockages in pipes.

Lafayette Junior Remy Oktay flew a Pipistrel Alpha Electro about 500 feet above Fisher Stadium on Saturday.