Environment & Science

This week, WLVR's Brad Klein explore The Pleiades, a prominent winter asterism, or group of stars that form a recognizable pattern in the night sky.

State officials announced the theme for this year’s annual tick-themed art contest, “Protect. Check. Remove.” Last year, there were no winners in the Lehigh Valley.

A cold snap that sent temperatures near historic lows brought record winter demand for electricity across numerous regional grids and service territories, including the Lehigh Valley.

Emmaus is one step closer to remediating two of its PFAS-contaminated wells. PFAS are also called "forever chemicals" because they are slow to breakdown in the environment and are linked to a variety of health issues.

Bird flu has arrived in the Lehigh Valley, contributing to the deaths of about 5,000 migrating snow geese at sites Lehigh and Northampton counties.

Letters of application for renewals of existing wastewater treatment plants and related discharges at Lehigh Township Municipal Authority-Pennsville and Lehigh Carbon Community College were approved by the LVPC Environment Committee on Tuesday morning.

This week, WLVR's Brad Klein explore the prominent winter constellation Orion wit Marty McGuire, offering insights on its star patterns. Klein prefers to reimagine it as Orion the Dogwalker alongside the bright star Sirius.

The U.S. Fish and Wildlife Service is considering the eastern hellbender for protections under the federal Endangered Species Act. Find out why habitat loss and the pet trade are contributing to population declines.

A new bridge in Lower Saucon Township allows pedestrians to navigate from Hellertown to Quakertown uninterrupted. A grand opening ceremony was held Saturday.

Allentown's EAC accomplished a lot in the past year, including successfully lobbying for two pieces of legislation and supporting a sustainability coordinator for the second year.

Martin Guitar welcomed guests from across the music industry to talk about protecting the environment at its first Sustainability Summit on Thursday.

Veronika Vostinak, Allentown's sustainability coordinator, on Wednesday gave a hourlong presentation to the Lehigh Valley Environmental Advisory Council Network on her experience with plastic reduction efforts, targeting single-use foodwares and reusables for dine-in.

While a full report is expected next year, researchers behind Lehigh Valley Breathes have released a data analysis, which includes three comparisons looking at fine particulate pollution across eight monitoring locations.

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.