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.

State environmental officials have found PFAS in one-third of Pa. water systems.

Joro spiders are known for their 10-foot webs, among other things.

The problem will not be solved quickly or easily, some say.

Trout season opens across Pennsylvania on Saturday, April 2.

The case stems from the Clean Power Plan created during the Obama administration but never enacted.

Experts say vertical agriculture could be a key to future food security.

Carbon and Schuylkill are among the 43 counties that will benefit from the federal funding.

The plan uses the sale of credits for solar projects to plug oil and gas wells.

Drillers are expected to pay about $234M -- $90 million more than the year before.

Grants will go toward replacing gasoline- or diesel-fueled vehicles.

The 3-state panel is tasked with protecting resources of the Chesapeake Bay.

They don't bite or contain toxins, but they still don't have many friends in Pennsylvania.