Environment & Science

The Pennsylvania Invasive Replace-ive Program encourages property owners to remove invasive plants by offering native replacements, for free, during events in May throughout the state.

This week, a surprise twist on the total lunar eclipse visible from the Lehigh Valley in the early morning hours of Friday, March 14th.

An invasive insect known for its voracious appetite that can defoliate millions of acres of forest, spongy moths have been an annual blight on the Valley and the rest of Pennsylvania for decades.

Formed in 2008, local weekend event in May features separate day of beer and wine tastings, followed by a for-kids-only day of art and science fun.

Center officials on Thursday opened the doors of its visitor and education center to highlight the building’s sustainable features. The Osprey House is an example of the opportunities nonprofit organizations can realize when it comes to energy efficiency, officials said.

A rehabilitation project on the Route 873 Lehigh Gap Bridge, which connects Washington Township, Lehigh County, and Lehigh Township, Northampton County, begins Thursday.

The inaugural meeting of the PA Road Salt Action Working Group was held Tuesday afternoon. The group aims to reduce salt pollution as well as promote responsible road salt application practices statewide.

Brad Klein and Marty McGuire look at the eight planets in our solar system, and discuss what it takes to see them in the night sky.

Eric Mintel recently led an paranormal investigation at Miller Symphony Hall. It comes right before the second Bucks ParaCon, set for March 8.

Allentown received a $100,000 grant from Bloomberg Philanthropies to continue funding youth-led climate action projects this year.

EPA officials last week announced the first-ever national drinking water standard regulating per- and poly-fluoroalkyl substances, or PFAS, which are widespread, long-lasting in the environment and have been linked to long-term health issues.

A female mallard duck has stolen the spotlight at the Promenade Saucon Valley after nesting in a planter. Her month-long residence will postpone landscaping plans, but her newfound popularity is making up for it.

First introduced by state Sen. Lisa Boscola in 2015, the bill would increase penalties and direct any money collected toward bald and golden eagle conservation efforts in Pennsylvania.

Brandon Krock has 440,000 seeds to plant at Fox Summit Farm, a pick-your-own sunflower farm that will return this summer in the Lehigh Valley. He's planning fireworks, food trucks, a 5k and more.

WLVR's Brad Klein and Marty McGuire, known as Bethlehem's 'Backyard Astronomy Guy' spoke over the phone about the April 8 total solar eclipse. The path of totality veered toward the Northeast, where McGuire saw it from New York.

A severe weather threat is on tap for Sunday, forecasters warn, with a tornado threat for central Pennsylvania and damaging winds possible in the Lehigh Valley.

From April 20 through April 28, residents are invited to join or host a cleanup along a section of the D&L Trail as part of a trash collection competition. Winners will be announced May 3.

More than 2,000 acres on 28 farms in 15 counties across the commonwealth were preserved. Here are the Lehigh Valley farms now safe from development.

More than six months after its launch, 33 air quality monitors have been installed throughout the Lehigh Valley as part of Lehigh Valley Breathes, a regionwide effort to monitor air quality amid emissions from trucking and warehousing.

Arcadia Development Corporation plans to tear down the SureStay Plus Hotel by Best Western at 300 Gateway Drive off Route 512, replacing it with a warehouse. The permit hearing is scheduled for 6 p.m. to 9 p.m. April 29 at Nitschmann Middle School in Bethlehem.

A one-day symposium at Lehigh gathered decision-makers from Pennsylvania's big-name universities, talking strategy for recruiting students cross-border and overseas, and touting economic and cultural benefits.

The city is working to establish an application process for microgrants ranging from $1,000 to $5,000, according to Allentown’s new sustainability coordinator.