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.

Allentown students took part in STEM activities, including stepping into an airplane cockpit, when Captain Barrington Irving flew into town with some hands-on critical thinking activities from his Flying Classroom.

On Thursday, Lehigh Valley Zoo broke ground on a $10 million multi-phase project, with initial work on a new barn area and accessible playground set to be finished in the fall.

The Lehigh Valley has a history of flooding, and climate change could be increasing the risk. With federal funding cut or on the chopping block, officials warn the Valley could be left unprepared.

While the risk area covers a significant portion of the region, the greatest flash flood threat will depend on a number of factors, the National Weather Service said early Thursday.

The National Weather Service has upgraded its flood watch for the Lehigh Valley and surrounding areas, in addition to severe weather and heat watches.

The unanimous vote to support the years-in-the-making plan came at the very beginning of a special meeting of the EAC dedicated to a mid-year goal review. The group also discussed progress on this year's goals.

After devastating flash flooding in Texas earlier this month claimed the lives of at least 135 people, scientists and experts are warning similar conditions could happen in the Lehigh Valley.

Sustainable Pennsylvania is a voluntary program focused on helping municipalities improve sustainability to save money, conserve resources and improve residents’ lives.

This week, a look forward to one of the year’s best meteor showers, the Perseids.

Dangerous heat is expected Monday through Wednesday in the Lehigh Valley, with concerns of excessive rainfall on Thursday before much cooler air arrives.

Lehigh Valley Planning Commission advised against a change in Plainfield Township's landfill ordinance that could potentially grant more power to landfill operator Waste Management.

Excessive humidity and extremely warm temperatures have prompted a heat advisory for the Lehigh Valley on Friday. On top of the heat, there's a risk of severe weather and an unsettled weekend ahead.