Environment & Science

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.

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.

Northampton County Council on Thursday approved nearly $650,000 in Livable Landscapes grants, most focused on expanding or improving the public trails.

With more than two dozen species of fireflies that call Pennsylvania home, it’s no wonder one was adopted as the state’s insect. But, these flashy insects are threatened due habitat loss and light pollution.

The American Red Cross is warning people to be aware of the signs and symptoms of heat-related illnesses as a heat wave sweeps the Lehigh Valley. They say a few simple tips can help save lives.

The Delaware River Sojourn, an eight-day guided paddling and camping trip, is underway. About 100 paddlers are participating.

The U.S. Occupational Safety and Health Administration's General Duty Clause essentially says employees are entitled to a safe and healthy workplace. In some cases, that applies to workers that can endure excessive heat, like during a heat advisory.

Looking for relief from the heat in Easton? The city is opening up City Hall and turning on the fire hydrants over the next few days to alleviate the sky-high temperatures.

Over the last three decades, more than 400 farms have been preserved in Lehigh County. The program aims to ward off development and protect open spaces.

Grant applications for the Municipal Opportunities for Retrofits and Energy Efficiency, or MORE, Program are open. Loans are also available through a Lehigh Valley lender.

With temperatures expected to stay in the 90s this week, electric companies are sharing ways for customers to keep their bills low while keeping cool.

This week, the basics of watching what Juliet, that star-crossed lover, called the 'inconstant moon.'

Pushed by the pandemic, backyard gardens are hotter than ever. One Bethlehem man starts months before the weather is right.

No matter what we call it, hazardous heat is expected across the Mid-Atlantic and Northeast, according to the Weather Prediction Center.