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.

It's Earth Month, and there are many opportunities to get involved. Here are the events scheduled in the Lehigh Valley.

Allentown's climate action plan survey is live. When completed, the city will be the third of the Lehigh Valley’s major cities to create a climate action plan.

It is the second time the township has been awarded trees through TreePennsylvania’s Bare Root Tree grant program. The statewide nonprofit supports urban and community forestry to increase tree coverage.

This week on Watching the Skies, learn how to spot several stars and bright celestial objects in the sky like Mars and Jupiter.

Almost 100 migrating birds of prey have been recorded since April 1, when this year’s count started. Officials at the sanctuary, as well as volunteers, have monitored the spring raptor migration since the 1960s.

Two Northampton County farms were the latest to be included in Pennsylvania’s Farmland Preservation Program. The program aims to ward off development and protect open spaces.

Flooding from Hurricane Ida put the Saucon Creek retaining wall and nearby park pavilions out of commission in 2021. This year marks the first since then that the shelters will be up for rent again.

Crayola officials, along with PennEnvironment Research & Policy Center and local legislators, held an informational session Thursday on the company’s 3.53 megawatt solar farm.

The Delaware & Lehigh National Heritage Corridor this month launched the Quest for the Golden Grabber. In its second year, it's an effort to engage community members in a friendly competition while cleaning litter from the trail.

There were 15 Diamond Clover awardees this year, including two from Lehigh County. The award is the highest in Pennsylvania's 4-H program.

Northampton County will use a mix of local money and a federal grant to buy 43 acres of undeveloped land in Stockertown, officials announced. Officials did not identify the parcel they intend to buy.

The African penguin colony, off exhibit since early January because of bird flu, is back at the Lehigh Valley Zoo.