Environment & Science

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.

Any fires that develop may quickly get out of control and become difficult to contain, the National Weather Service said in a red flag warning in effect for the area until 8 p.m.

A brush fire closed Route 33 Southbound in Wind Gap early Monday afternoon, backing up traffic for miles, as crews battled a series of blazes in Northampton and Monroe counties, officials said.

The college resubmitted plans May 26, two weeks after Easton officials sent a letter notifying officials that the walkway project had deforested a portion of a slope without city approval.

Landfill officials have less than a week to appeal a judge's ruling that halted expansion efforts and conditional use hearings. If not appealed, the process could be started over.

Last year was a big year for dam removals not only in the Lehigh Valley, but across Pennsylvania. The state was ranked first in the U.S. for the most outdated, unsafe and uneconomical dams removed in 2024.

The Pennsylvania Invasive Replace-ive Program encourages property owners to remove invasive plants by offering native replacements, for free, during events in May throughout the state.

This week, a surprise twist on the total lunar eclipse visible from the Lehigh Valley in the early morning hours of Friday, March 14th.

An invasive insect known for its voracious appetite that can defoliate millions of acres of forest, spongy moths have been an annual blight on the Valley and the rest of Pennsylvania for decades.

Formed in 2008, local weekend event in May features separate day of beer and wine tastings, followed by a for-kids-only day of art and science fun.

Center officials on Thursday opened the doors of its visitor and education center to highlight the building’s sustainable features. The Osprey House is an example of the opportunities nonprofit organizations can realize when it comes to energy efficiency, officials said.

A wind advisory was extended until 4 p.m. Friday in the Lehigh Valley and surrounding areas, with winds 15 to 25 mph and gusts of 35 to 50 mph expected.

Easton will soon play host to the second Hologram Zoo in the country, which will offer 3D hologram showcases of animals and dinosaurs in the wild.

The new vision for the park is planned to offer the area more green space and native trees, central lawn space, a public-access splash pad and a new basketball court. The aging park currently has two playgrounds, swing sets, a bicycle safety course, a basketball court and a concrete storage building with murals on the outside walls.

A rehabilitation project on the Route 873 Lehigh Gap Bridge, which connects Washington Township, Lehigh County, and Lehigh Township, Northampton County, begins Thursday.

Severe storms will affect much of the East on Wednesday, forecasters say, with the Lehigh Valley likely to see heavy rain in the afternoon hours and through the evening rush.

The inaugural meeting of the PA Road Salt Action Working Group was held Tuesday afternoon. The group aims to reduce salt pollution as well as promote responsible road salt application practices statewide.