Environment & Science

The latest map issued by the U.S. Drought Monitor shows a majority of Pennsylvania — including most of the Lehigh Valley — in a moderate drought.

Air quality in the Lehigh Valley is expected to be a little bit better on Thursday, though we're back under a code red alert for the second straight day.

As smoke from the Canadian wildfires continues to shroud the skies of the Lehigh Valley, air purifiers have become a hot-ticket item at just about every retailer.

Lafayette on May 26 submitted plans to replant College Hill after it was deforested for a $1.2 million walkway project. Here's the plan.

The Lehigh Valley is under a code red air quality alert in effect until midnight due to Canadian wildfires. Here are the latest updates on the smoke.

The air quality in Allentown, Bethlehem and Easton is so bad, it’s the equivalent of smoking more than 14 cigarettes.

Smoke from wildfires in Canada can be seen and smelled in much of the northeast, including the Lehigh Valley. Local pulmonologists are weighing in with what to do to avoid too much exposure.

The Lehigh Valley is under a code red air quality alert in effect until midnight.

The National Weather Service says thick smoke associated with wildfires in Canada is moving into parts of Pennsylvania and New Jersey.

Allentown Fire Department is warning against any outdoor fires due to dry conditions and elevated winds as a red flag warning continues for the region.

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.

State officials on Thursday released the first fall foliage forecast of the year, an annual effort that maps the state’s six-week leaf-peeping season.

Gov. Josh Shapiro reached out to Easton City Council for assistance with signage along the 9-11 Trail in anticipation of the 25 anniversary of Sept. 11 in 2026.

Lehigh Valley Planning Commission’s Environment Committee approved comments on more than a dozen water and wastewater projects Tuesday. The projects are part of a five-year capital plan.

This week, a look at the planet Saturn which is shining particularly brightly.

The largest green space in Easton, situated in the West Ward, Easton Cemetery officials are working to generate revenue through membership, fundraisers and events.

Three Lehigh Valley projects are in the running for Green Building United’s 2025 Groundbreaker Awards. Winners will be announced Oct. 9.

Northampton County and state Game Commission officials celebrated the opening of Gerald E. Seyfried Bear Swamp Park and Archery Complex and Wayne A. Grube Memorial Park with events at both locations.