Environment & Science

The Lehigh Valley is under a slight risk of excessive rainfall, with the Weather Prediction Center warning of localized and isolated areas of flash flooding Thursday into Friday.

Hosted by the Northampton County Conservation District, the Envirothon is scheduled for April 18 at Louise W. Moore County Park. Teams will be tested in a handful of different topics, including wildlife, forestry, soils and land use, aquatic ecology and a current environmental issue.

The Biden administration on Wednesday finalized strict limits on certain so-called “forever chemicals” in drinking water that will require utilities to reduce them to the lowest level they can be reliably measured.

The Pennsylvania Museum and Historical Commission will recognize the Allentown State Hospital — which was demolished at the end of 2020 — as a significant part of the Commonwealth’s history by awarding it an Official State Historical Marker.

The results of Lehigh Gap Nature Center's 27th annual Lehigh Gap Area Feeder Watch are in. Find out what birds were spotted.

An extended view of the total solar eclipse that was promised in the Lehigh Valley on Monday afternoon never materialized due to thick cloud cover, disappointing many of the approximately 1,000 at The Promenade Shops at Saucon Valley.

It's solar eclipse day. Here are a few final things to know as we count down to the cosmic spectacle that has been dominating the public consciousness.

Despite the cold weather, dozens of anglers showed out to the Little Lehigh Creek in Allentown to mark the first day of trout season in Pennsylvania. The Fish and Boat Commission has been hard at work populating local waters with trout since February.

An earthquake rattled the Lehigh Valley and the greater Mid-Atlantic on Friday, with social media instantly blowing up. The U.S. Geological Survey said the earthquake was centered in Hunterdon County, New Jersey — about 35 miles from Bethlehem.

A 4.8 magnitude Earthquake in New Jersey was felt throughout the Lehigh Valley Friday morning, but why is that? Meteorologist Matthew Cappucci helps explain how the ancient crust of the east coast played a part in the quake.

The regional wastewater plan is still underway in Lehigh County, as the sewer authority deals with aging infrastructure. Five open houses have been scheduled to collect residents' feedback.

After Hurricane Helene wreaked havoc in the south leaving many without power, PPL Electric Utilities announced linemen have taken to the South to assist with restoration efforts.

As special operations team coordinator for Lehigh County, Kevin Krotzer served as the lead instructor Tuesday for “Water Rescue for the First Responder,” an awareness-level program developed and certified through the Pennsylvania Fish and Boat Commission.

Local Red Cross volunteers are in Florida helping with Hurricane Helene relief efforts. The Lehigh Valley chapter's executive director says this one is different than other storm system cleanups he's witnessed.

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.