Environment & Science

For almost a century, hikers have trekked the Appalachian Trail, the world’s longest hiking-only footpath. A thru-hiker documenting her trek on social media recently stopped in the Lehigh Valley.

The National Weather Service has issued a heat advisory and excessive heat watch for the Lehigh Valley and southeastern Pennsylvania. The heat advisory will be in effect from Sunday into Monday. Then the temperature really turns up, with heat indexes in triple digits.

The position, budgeted for one year after the annual process turned contentious, focuses on creating and facilitating sustainability initiatives while capturing grant funding to cover the cost of related projects.

The start of Lehigh Gap Nature Center’s annual hawk watch is just over a month out, and preparations are well underway. A tradition in its 64th year, volunteers count birds of prey as they migrate along the raptor "superhighway" in the Lehigh Valley’s backyard.

Funding was awarded through the Lehigh Valley Greenways Mini Grant Program. The program aims to protect and promote natural resources through the implementation of ready-to-go, single-year projects.

With other communities around the state adopting bans on plastic bags, Lower Saucon could be on its way to something similar. if approved, it would involve a transition process to show shoppers the bigger picture and give time for businesses to properly offload plastic bags on hand.

Allentown and Easton have been paired with an engineering company to reduce energy costs and greenhouse gas emissions. It's Allentown's first time, but Easton's second, in the program.

Environmentalists say the Lehigh River is the cleanest its been in 175 years. A river snorkeling program at Lehigh Gap Nature Centers encourages residents to explore their local waterways and track river health.

This week Watching the Skies explores the ice giant, Uranus.

Another heat advisory has made its way to the Lehigh Valley, accompanied by an air quality alert. While temperatures aren't expected to be as high as the last heat wave, the heat index could still hit triple-digits Monday and Tuesday.

Depending on cloud cover, the Lehigh Valley could see a lunar eclipse between midnight on March 13 through early morning March 14. A solar eclipse could peak just after midnight on March 29.

“It doesn’t matter what amount it is, it’s still treacherous on area roadways,” EPAWA meteorologist Bobby Martrich said in his latest video update.

Temperatures will drop below freezing across the area late Friday night and early Saturday, likely setting the stage for a period of freezing rain, according to the National Weather Service.

Administered by Pennsylvania Organization for Watersheds and Rivers, or POWR, with funding from the DCNR, officials said the effort aims to elevate public awareness of specific rivers and recognize important conservation needs and achievements.

With temperatures in the 20s overnight, snow is expected for the southern Poconos, northern New Jersey and the Lehigh Valley, though accumulations should generally be less than one inch.

It will get warmer and closer to normal as the week progresses, but for now, the National Weather Service recommends folks bundle up as an arctic air mass from Canada and the Great Lakes moves in.

The longest running raptor migration count in the world wrapped up for the 2024 season. Staff and volunteers spent more than 1,000 hours recording species as part of Hawk Mountain's conservation efforts.

It is humanity's first-ever mission into the part of the sun’s upper atmosphere known as the corona.

A complex storm system forecasters said could overperform did that and more in the Lehigh Valley on Friday night, as snow totals doubled initial forecasts in some areas.

Join Megan Frank at 9:30 a.m. and 6:30 p.m. every Friday for Insights with LehighValleyNews.com on WLVR. This week, Brittany Sweeney takes her place with environment and science reporter Molly Bilinski and arts and culture reporter Micaela Hood.

How much snow can we expect Friday? Forecasters say the complex weather system taking aim at the region has resulted in "a difficult and challenging forecast" for the Lehigh Valley and surrounding areas.

Despite the drought, Christmas tree farms in the Lehigh Valley were able to make it through a pretty solid season. Check out how the past few weeks panned out for the owners, what types of tree were most popular, and how to keep them alive longer.