Environment & Science

Earth is circled by roughly 11,000 working satellites and thousands more that have outlived their working lifespan but are still in orbit.

South Whitehall Township commissioners passed the Kline's Island Sewer System Act 537 Plan at their Wednesday meeting, setting in motion a multiyear project to help manage the treatment plant's capacity. It serves numerous municipalities.

North Whitehall Township's planning commission reviewed a proposal for a developer seeking special exception for a new solar field along Egypt Road at their Thursday meeting.

The two cultural institutions collaborated to offer a conjoined professional development experience for educators at the charter school.

Northampton County's Return on Environment report won't come out until the fall, but early findings support the notion that local open spaces provide financial and health benefits for residents.

West Nile virus is endemic to Pennsylvania, including the Lehigh Valley. While human cases this year remain low, officials are still urging residents to avoid mosquito bites.

This week, although the Perseid meteor shower has passed its peak, it’s not too late to see a "shooting star."

Lehigh Gap Nature Center’s Bake Oven Knob Hawk Watch is back for another season. Officials are seeking volunteer observers and counters.

The Allentown Environmental Advisory Council on Monday discussed but did not vote on the draft letter, addressed to members of City Council.

Threatened due to habitat loss and other factors, purple martins in the Lehigh Valley depend on man-made bird houses. For the first time, they've taken up residence at St. Luke's Arboretum in Bethlehem Township.

The third week of July is the warmest week of the year based on climatological norms, and the Lehigh Valley forecast fits that trend. Excessive heat headlines are likely, the weather service said.

Easton's conservation manager on Wednesday evening held a basic tree care and proper pruning course at Easton’s microforest. Here's what he taught.

Take a look at stories that ran throughout the week of which we are most proud, had a profound impact on readers or that you might want to look at again.

WLVR's Megan Frank talks with reporters Jason Addy and Molly Bilinski.

Hot, summertime temperatures will expand across the U.S. and could bring the Lehigh Valley’s first official heat wave of the year, forecasters say.

As the assessment of damage and cleanup continues from last weekend’s storms, forecasters are warning of another overnight flash flooding risk for the Lehigh Valley.

WLVR’s Brad Klein speaks with reporter Julian Abraham about extensive damage caused by flash floods in parts of eastern Northampton County.

PPL on Tuesday afternoon hosted a webinar on its Deep Energy Retrofit Pilot program. Here's what Lehigh Valley homeowners need to know.

Five teams of volunteers competed Saturday to pick up the most garbage and litter from city streets. Here's who won.

Following heavy rainfall and flash flooding over the weekend, Northampton County Emergency Management Services is compiling an inventory of damages reported by municipalities.

The Lehigh Valley is under an air quality alert for the second straight day, but heavy downpours could wash out the smoke.

The “Take Action” campaign is designed to highlight connections for trail users through education and providing resources to boost engagement and opportunities to get involved and support the trail.