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 The state was ranked first in the U.S. for the most outdated, unsafe and uneconomical dams removed in 2024.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 were 15 Diamond Clover awardees this year, including two from Lehigh County. The award is the highest in Pennsylvania's 4-H program.

Northampton County will use a mix of local money and a federal grant to buy 43 acres of undeveloped land in Stockertown, officials announced. Officials did not identify the parcel they intend to buy.

The African penguin colony, off exhibit since early January because of bird flu, is back at the Lehigh Valley Zoo.

This week, a preview of confirmation hearings scheduled for Wednesday to confirm a new head for NASA. The nominee is well known to the Lehigh Valley.

City officials were ready in February to award a contract for a tree inventory in Allentown, but uncertainties caused by an order from President Donald Trump's administration forced them to pause that plan.

The Pennsylvania Department of Environmental Protection last week launched the Child Care Lead Testing and Reduction grant program. Aimed at schools and childcare facilities, the program is focused on testing for, and remediating, lead in drinking water.

For the sixth year, Nurture Nature Center will hold the Youth Climate Summit of the Lehigh Valley. The free event aims to engage middle and high school students in climate change issues, as well as seek solutions.

If Mother Nature has anything to say about it, this could be an abbreviated peak bloom for the cherry blossoms in the Lehigh Valley and surrounding areas.

Cloud cover is likely to limit thunderstorm development Monday by acting as a cap, preventing the upward movement of warm, moist air needed to fuel thunderstorms.

President Donald Trump and the Department of Government Efficiency canceled Pennsylvania’s $13 million contract with the Local Food Purchasing Assistance Program. A pandemic-era program, farmers were paid to supply local food banks with fresh produce.

This week, how to spot the first traces of the young crescent moon that marks the end of the Islamic holy month of Ramadan.

The fifth annual Be My Neighbor Day was held Saturday at Univest Public Media Center in Bethlehem. Children participated in crafts and gardening activities, interactive musical performances, and meet-ups with Daniel Tiger.