Environment & Science

The latest update from Lehigh Valley Breathes compares local air monitoring data to existing regulatory standards in the United States, as well as the air quality guidelines recommended by the World Health Organization.

In the first episode of “Lighting the Way with Dr. Carol D. Birks,” a Bridgeview Academy student talks about his experiences with AI at his school.

A crop farm in Northampton County was included in the latest round of Pennsylvania's Farmland Preservation Program. Twenty-seven other farms across the state also were preserved.

LGNC’s annual autumn Bake Oven Knob Hawk Watch ended late last month. The overall count was more than double last year’s total, and records were set for bald eagles and turkey vultures spotted from the lookout.

There are now 37 counties across Pennsylvania in a drought watch, including the Lehigh Valley. Residents are being asked voluntarily conserve water.

This year’s theme is about encouraging drivers to keep a safe distance from plows, as well as other vehicles, during winter weather, according to a Monday news release.

This week on Watching the Skies, WLVR's Brad Klein talks about Lehigh Valley entrepreneur Jared Isaacman's second bid to lead NASA.

U.S. Sen. Dave McCormick appeared at Lehigh University on Friday for a "fireside chat" in which he shared his vision to bring AI infrastructure investment to Pennsylvania — and win an "existential battle" with China.

The Environmental Advisory Council heard about Nurture Nature Center's CREATE Connections program, aimed at engaging residents through outreach, events and education centered on climate action plans both in the city and Easton.

The zoo held a ribbon-cutting at the Fred & Anne Jaindl Family Barnyard and St. Luke's Children's Hospital Playground Wednesday, marking the completion of phase one of its Children's Activity Area project. The two spaces now are officially open to the public.

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.

A rare piebald deer, which has a distinctive white coat with patchy brown spots due to a pigmentation anomaly, has been seen in the Easton Cemetery. Such deer make up about 1% of the total whitetail deer population.

Brad Klein reviews the week's astronomical highlights with Bethlehem’s "Backyard Astronomy Guy."

State police say someone has photos and they are investigating the sighting of a large feline — possibly a mountain lion — in a field in Lower Macungie Township on Sunday.

More than 1,336 acres across the commonwealth were preserved. Here are the Lehigh Valley farms now safe from development.

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.

Rainy weekends have put a damper on attendance at fall festivals in the Lehigh Valley.

A potent system is still on the way to the area, the National Weather Service warned Friday, referencing a storm forecasters have been talking about for almost a week.