Environment & Science

As of Monday afternoon, mile markers 94.2-97.13 of the D&L Trail in East Penn Township remain closed because of a sinkhole.

The state Department of Environmental Protection will hold a public hearing from 6 to 9:30 p.m. Oct. 28 in Bethlehem to take public testimony about Keystone Cement Co.’s hazardous waste permit renewal application.

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.

Delta flights to and from Atlanta were among those impacted at Lehigh Valley International Airport on Friday.

There's plenty to see, and eat, at the PA Farm Show in Harrisburg. Check out our reviews.

Just like Monday, which offered little in terms of intense snowfall, Saturday’s wintry weather could essentially be a “non-event” for much of the Lehigh Valley and the rest of the region, the National Weather Service said.

The 109th PA Farm Show is in full swing and continues through Saturday in Harrisburg. Find out how Lehigh Valley competitors placed in the Family Living and Commodities competitions.

The Lehigh Valley Zoo’s barnyard birds, waterfowl and penguins are off exhibit. A recent suspected bird flu outbreak in wild geese is to blame.

The weeklong 109th PA Farm Show is well underway. More than a half-dozen Lehigh County 4-H’ers already have competed in various categories, from swine and sheep to breeding and market beef.

The latest snow storm has shifted south, meaning the area should see a few inches of snow from early Sunday morning into Monday. Surrounding areas are expected to experience hazardous travel conditions.

The U.S. Fish and Wildlife Service is collecting public input about listing the monarch butterfly under the Endangered Species Act. Officials estimate the eastern migratory population has declined by approximately 80%.

Looking back on two of 2024's "Skies" highlights with Brad and Marty.

PA Utilities Commission offers doable tips for getting through predicted winter blast and keeping pets safe. Include checking on elderly and disabled.

Ice Cream Wars is described by the Da Vinci Science Center as the 'sweetest competition in the Lehigh Valley.'

Unforeseen issues and obstacles have pushed the timeline for Lehigh Valley Breathes back. The regional air monitoring project aims to measure fine particle pollution.