Environment & Science

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.

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.

Would critical weather information come to a halt during the looming federal government shutdown?

The results of a 2019 survey, published last week, shows a majority of Pennsylvania's streams are contaminated with PFAS, also called "forever chemicals." Five streams were tested in the Valley.

WLVR's Megan Frank talks with digital content producer Kat Dickey and managing producer Stephanie Sigafoos.

The commonwealth's six-week leaf-peeping season has begun. Here's when in the Lehigh Valley can expect peak colors, as well as some of the best places to see fall foliage.

Lehigh Valley Breathes is a Valley-wide effort to monitor air quality amid emissions from trucking and warehousing. The project is expected to run for a year.

Remember Ophelia? The tropical system that recently brought days of dreary weather to the Lehigh Valley is back. Sort of.

A local initiative to develop a sustainable farm food infrastructure was instrumental in Pennsylvania Secretary of Agriculture Russell Redding choosing to appear in Easton to announce the theme for the 2024 state Farm Show in Harrisburg.

A new tool announced Tuesday lets Bethlehem Township residents report flooding and other stormwater issues which are common in the township.

Wildlands Conservancy bought the Carbon County land, which included a Lehigh River tributary, transferring ownership to the state Game Commission. Advocates aim to ward off development and protect the health of the river.

A community healing garden is now open to patients and the public at Lehigh Valley Hospital Muhlenberg. Peter Yenawine, along with the Auxiliary of Lehigh Valley Hospital and master gardeners, teamed up to create the space incorporating native and medicinal plants.

The remnants of Ophelia will drift slowly southward and offshore through Wednesday, the National Weather Service said, bringing a raw start to the week for the Lehigh Valley.

In a recent national report, Pennsylvania received a failing grade in its regulation and treatment of lead in schools’ water. Six local schools have reported unacceptable levels of lead since 2018, and one expert says some of the remediation methods they used are less than perfect.