Environment & Science

It’s going to cost an estimated $100 million over the next decade to replace pipes made of lead, galvanized steel and unknown materials throughout the Lehigh County Authority’s service area.

Rodale Institute on Veterans Day celebrated $500,000 in state funding awarded for its Veteran Farmer Training program. The program draws trainees from across the U.S.

That endowment will help improve parks across the city by providing long-term funding for the Parknership’s work.

Inversion is a natural phenomenon that causes bottom water to flow up to the top surface and surface water to drop to the bottom. It's causing some households' drinking water to smell and taste different.

Participants in this year's D&L RaceFest, the largest yet, took to Lehigh Valley streets and trails Sunday. The day's top prizes both went to Easton residents.

The Lehigh Valley is parched, again. Here's what the region needs to get out of the drought that has led to burn bans and voluntary water conservation measures.

The Blue Mountain fire, also called the Gap Fire, erupted Saturday in Lehigh Township. It's now 100% contained, officials said.

The red flag warning is in effect from 8 a.m. to 6 p.m. Friday in both Lehigh and Northampton counties. It's the second red flag warning issued so far this month.

The fire erupted Saturday in Lehigh Township. Over the following days, the fire grew from 150 acres to almost 600 near the border of Northampton and Carbon counties.

Daniel Klem Jr., director of the Acopian Center for Ornithology at the college, on Saturday was presented with the Walt Pomeroy Conservation Award. His most recent study found 3.5 million birds dying every day in a 365-day period.

The Environmental Advisory Council on Tuesday unanimously voted to send City Council a letter stating the EAC’s intent to work on a dark skies ordinance and urging city officials to consider collaborating, then adopting it when the time comes.

A reinforcing cold front has triggered a freeze watch in the Lehigh Valley from Thursday evening through Friday morning, bringing our coldest overnight temperatures since mid-April.

State environmental officials are calling on residents to nominate their favorite waterway to be 2026 River of the Year. The effort aims to elevate public awareness of specific rivers and recognize important conservation needs and achievements.

Between changes in federal policy and an unprecedented demand for energy, it's a tough time for sustainability. An hour-long panel Monday with industry experts focused on how to address those changes.

Days of temperatures in the mid to lower 80s will be wiped out by a cold front later this week, forecasters say, ending a bonus stretch of warmth and finally ushering in classic fall weather in the Lehigh Valley.

This week on Watching the Skies, WLVR's Brad Klein and Bethlehem's "Backyard Astronomy Guy" Marty McGuire dive deeper into the details of the upcoming Lehigh Valley Space Fest. The event will take place at Lafayette College Oct. 11-12.

More than two dozen events are scheduled, all focused on mitigating the impacts of climate change through educating and engaging the community.

Property-owning residents in Environmental Justice Areas are eligible for one free tree. The giveaway is scheduled for 9 a.m. to 11 a.m. Saturday, Oct. 11, at the city’s Recycling Drop-off Center.

City Council on Wednesday unanimously approved a $200,000 contract for Bethlehem-based WSP USA Inc. to help officials develop a comprehensive strategy to meet climate-related goals.

Some 51 acres of the Unangst Tree Farms in East Allen Township raised the total of preserved farmland in Northampton County to 21,000.

This week on Watching the Skies, WLVR's Brad Klein and Bethlehem's "Backyard Astronomy Guy" Marty McGuire look forward to this year’s Lehigh Valley Space Fest at Lafayette College in Easton, set for Saturday and Sunday, Oct. 11-12.

The exhibit's stop in Allentown is its first on a 13-museum tour that’s booked through the summer of 2030.