Environment & Science

Last year was a big year for dam removals not only in the Lehigh Valley, but across Pennsylvania. The state was ranked first in the U.S. for the most outdated, unsafe and uneconomical dams removed in 2024.

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.

There are plenty of ways to enjoy the natural features of the Lehigh Valley this spring.

Attendees at the meeting in Lower Saucon Township heard from a new expert witness: the traffic engineer who completed the respective transportation impact analysis.

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.

A wind advisory is in effect until midnight for areas mainly near and south of the Interstate 78 corridor, where the weather service expects gusts of 40 to 50 mph by Tuesday afternoon, with potential for a few localized higher gusts.