Environment & Science

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

Easton's Nurture Nature Center is searching for stargazers to join in the Hubble Night Sky Observing Challenge, where participants look out for some of the spectacles the legendary telescope has photographed.

The 109th PA Farm Show opens this weekend in the state capital, kicking off a week of competitions and demonstrations. Here's what you need to know about admission, parking and more.

Preliminary testing showed the presence of highly pathogenic avian influenza. Sick birds were also found at both locations.

January is National Radon Action Month. Public health officials are urging residents to stay informed of the risks, test and support legislative efforts to increase testing.

The Lehigh Valley Audubon Society, in partnership with the Lehigh Gap Nature Center, is holding its 10th annual Christmas Bird Count for Kids on Saturday, Jan. 11.

Depending on cloud cover, the Lehigh Valley could see a lunar eclipse between midnight on March 13 through early morning March 14. A solar eclipse could peak just after midnight on March 29.

Administered by Pennsylvania Organization for Watersheds and Rivers, or POWR, with funding from the DCNR, officials said the effort aims to elevate public awareness of specific rivers and recognize important conservation needs and achievements.

It will get warmer and closer to normal as the week progresses, but for now, the National Weather Service recommends folks bundle up as an arctic air mass from Canada and the Great Lakes moves in.

The longest running raptor migration count in the world wrapped up for the 2024 season. Staff and volunteers spent more than 1,000 hours recording species as part of Hawk Mountain's conservation efforts.

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.