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.

Marley Wait, of Macungie, is a cadet at United States Military Academy West Point. She was named one of the 40 students to win a prestigious Marshall Scholarship to support her studies when she graduates this spring.

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.