Environment & Science

Rain, strong winds and a severe weather threat have caused organizers of Bethlehem's Cherry Blossom Festival to postpone the event to Sunday.

Lehigh Valley residents might see low-flying planes over Blue Mountain through April 7 as efforts continue to remediate the Palmerton zinc pile superfund site.

Signs of spring are popping open around the Lehigh Valley, which means allergy season is here. The mild winter may play a role in how early and severe those allergies are.

Rodale Institute's board of directors announced Jeff Tkach, 43, of Lower Macungie Township, will serve as the nonprofit's new CEO. He'll take the helm of the Kutztown-based organic farming research and education organization starting April 21.

A chemical spill of a latex product late Friday in Bristol Township released contaminants into a Delaware River tributary, according to OEM officials.

The Lehigh Valley Zoo has three new African penguins, bringing its total colony to 14. As part of a species survival plan, zoo officials hope the birds will pair off a reproduce to bolster the endangered species.

Pennsylvania will again operate a water assistance program for low-income households behind in their water or wastewater bills, state officials announced last week.

With the Pennsylvania Department of Environmental Protection and federal Environmental Protection Agency at odds over the acceptable levels of 'forever chemicals' in public drinking water, it’s become an expensive and frustrating process for at least one Lehigh Valley municipality.

Spring arrives at 5:24 p.m. Monday and it will certainly feel like it for the first few days of the week, meteorologists say, with widespread sunshine and blue skies on tap.

After a three-year hiatus, chick hatching is back at the Allentown Fair. The exhibition will be open daily at the Lehigh County 4-Club Livestock Experience tent.

The Lehigh Valley Planning Commission’s Environment Committee on Tuesday discussed a plan for a septic replacement system at the warehouse, planned for 2951 Betz Court.

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."

The first phase of the project is to cost about $2.3 million and is “shovel ready,” according to Mandy Tolino, who leads Allentown’s parks and recreation department.

Experts say the Atlantic Ocean has heated up over the past month as peak hurricane season approaches. While warmer-than-average water doesn't guarantee storms, it can contribute to more moisture-laden and stronger systems. Plus, there are other factors at play.

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