Environment & Science

The extreme weather stretched from the Great Lakes near Canada to the Rio Grande along the border with Mexico. About 60% of the U.S. population faced some sort of winter weather advisory or warning, and temperatures plummeted drastically below normal from east of the Rocky Mountains to the Appalachians.

The National Weather Service says temperatures won't get out of the 20s again Monday. But the Lehigh Valley will see significant changes by the middle of the week.

Thousands in the Lehigh Valley and nearby remain without power as PPL sets up resource centers for those impacted

Will it snow next week? How about the week after? Weather enthusiasts are constantly hanging on "one model run in a sea of model runs," making the job of the local meteorologist even more difficult in trying to convey the forecast.

The region could see wind chills as low as -15 degrees overnight as temperatures rapidly fall. The expected high winds could lead to power outages due to falling branches. PPL says it has 2,000 workers ready to respond.

The vote came after a raucous and at times chaotic council meeting and an hours-long public hearing on the proposal. Residents who showed up to speak against it filled Town Hall.

The National Weather Service said the winter storm targeting the Lehigh Valley contains "an air mass the likes of which we haven’t seen for several years."

The U.S. Consumer Product Safety Commission has issued a warning about possible carbon monoxide poisoning caused by the improper use of portable generators and provided tips to prevent it.

Its previous owners, the Mauser family, sold the property below value to realize a long-term goal of preserving its forest, farmland and streams, a statement said.

The Lower Saucon Township Council is considering a measure to clear the way for Bethlehem Landfill's expansion, in part by giving themselves more control over its approval. Here's what the proposal says.

The Allentown Public Library hosted a discussion on native plants and pollinators on Saturday, explaining their importance and what humans can do to help these vital organisms.

Take a look at stories that ran throughout the week of which we are most proud, had a profound impact on readers or that you might want to look at again.

The Northampton County Department of Parks and Recreation on Friday held a free program for residents about the world’s only flying mammal, bats, at Louise Moore Park, 146 Country Club Road in Lower Nazareth Township.

The officials announced a statewide drought watch this July. Here are the latest updates for Lehigh, Northampton and more.

DOE has selected PPL's application for consideration in the Grid Resilience and Innovation Partnerships program.

NOAA's Operational Branch Chief Jon Gottschalck referenced “Snowmaggedon” — the storm that walloped the region in February 2010. He said in this winter outlook, "There’s some hope for snow lovers."

The Lehigh Valley Planning Commission on Wednesday hosted “WorkshopLV: Environment + Transportation." The almost two hour long meeting focused on brainstorming and prioritizing ways to decarbonize transportation across the region.

Several sightings of black bears have been reported recently in residential areas of Bethlehem Township. Despite the animal not typically being aggressive toward humans, the Pennsylvania Game Commission advises not to approach or entice a black bear.

The Pennsylvania Department of Environmental Protection is hosting a series of in-person and virtual meetings to collect feedback on its new environmental justice policy. The next meeting is Oct. 25.

If the Lehigh Valley weather forecast feels familiar, it’s because an end-of-the-week system is once again being watched closely by meteorologists.

A biologist from the Pennsylvania Game Commission visited the location of the sighting in Lower Macungie Township and determined the animal spotted was not a mountain lion.

The Pennsylvania Department of Agriculture's “PA Pumpkin Palooza: Where Gourds Go Glam” contest has been extended to Oct. 23. Winners will be announced on Halloween.