Environment & Science

A look at NASA's latest space mission that could launch in early October.

Northampton County’s annual Household Hazardous Waste Drop-Off Event was held Saturday. More than 1,700 residents registered.

What can the Lehigh Valley expect as we head into meteorological fall? Experts have given their long-range outlooks for both temperatures and precipitation, and also weighed in on La Niña.

State officials on Thursday gathered at a Lancaster County dairy to announce the theme of the 2025 farm show. The farm show runs from Jan. 4 through Jan. 11 in Harrisburg.

The commonwealth's six-week leaf-peeping season has begun. Here's when the Lehigh Valley can expect peak colors.

The industrial and transportation sectors are responsible for the largest share of the Valley's greenhouse gas emissions. The findings will form the foundation the next project, a regional Comprehensive Climate Action Plan.

Work is underway to restore a half-mile section of the Monocacy Creek that runs through the Archibald Johnston Conservation Area. Officials aim to improve the stream’s health by restoring the natural flow.

Brad Klein reviews the week’s astronomical highlights with Bethlehem’s ‘Backyard Astronomy Guy,’ Marty McGuire. This week, they talk about the upcoming Lehigh Valley Space Fest.

Leaf-peeping season is right around the corner in the Valley, moving from north to south as temperatures drop into fall across the commonwealth. Here's why the region could see an earlier, shorter season.

The box tree moth, a highly destructive, invasive insect, was discovered for the first time in Pennsylvania, in two cemeteries in Erie County. A quarantine has been issued.

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.

Pre-Thanksgiving storm ahead: Your best-laid plans to hit the road for the holiday could be upended next week, forecasters warn.

Officials announced Wednesday the start of its Climate Challenge as part of a broader Climate Action Plan, with goals of making sequential steps in steadily reducing greenhouse gas emissions.

Weeks away from the official start of winter, the National Weather Service has established new winter storm warning criteria, officials confirmed late Monday.

City council on Wednesday will consider overriding Mayor Matt Tuerk's veto of council’s approved 2024 no-tax-increase budget, which did not include the position. Advocates still hope to find a way to a hire a sustainability manager.

Brad Klein reviews the week's astronomical highlights with Bethlehem’s "Backyard Astronomy Guy."

A November 11 Facebook post showed a map of Pennsylvania and the surrounding mid-Atlantic region being walloped by snowfall in the weeks ahead. It's "wrong" and "without context," a local meteorologist said.

Edward Boscola, city water and sewer resources director, said Wednesday that a roughly $2 increase in monthly sewer charges would keep the capital fund in good shape, minimize borrowing and contribute to upcoming projects at the wastewater facility.

The Lehigh County Authority released the estimate and a schedule of public meetings to review the plan and collect feedback from affected residents. The first meeting is scheduled for 6 tonight in South Whitehall Township.

Lafayette College's commercial composting vessel was placed in June. It comes more than a decade after the college first started it's composting program, with the dining hall using fully compostable packaging and cutlery.

The Pennsylvania Department of Environmental Protection policy now recognizes 1,965 environmental justice areas in Pennsylvania. More than 200 are in rural counties.

Greater Easton Development Partnership has gotten agricultural grants totaling $60,000 from the Pennsylvania Farm Bill's Urban Agriculture Infrastructure Grant.