Environment & Science

Several Lehigh Valley residents reported witnessing a string of lights in the sky in the Allentown and Bethlehem areas on Saturday night, Sept. 16.

High pressure originating from the Great Lakes is shifting offshore on Sunday, paving the way for an approaching cold front and unsettled conditions.

The fellowship focuses on bolstering students who show interest and promise in leadership and social impact. Of the more than 44,000 applications submitted, only 4,000 were accepted.

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 mud-colored salamander–also known as a snot otter, mud devil, and Allegheny alligator–can grow to be two feet long, and can live up to 30 years.

This year's Bake Oven Knob Autumn Hawk Watch has so far recorded more than 1,000 migrating birds of prey, not including the dozens logged Thursday morning.

How much snow is coming this winter? Model ensembles and long-range outlooks are starting to yield some clues.

Officials at Jacobsburg Environmental Education Center on Wednesday held their annual "Monarch Madness" tagging event. Four male and two female monarchs were tagged.

Just days away from the official start of fall, forecasters say the Lehigh Valley will see a long stretch of dry weather and seasonal temperatures ahead.

Residents can anticipate a flood watch in effect for a significant portion of the area Tuesday night and throughout Wednesday, as heavy rainfall from showers and thunderstorms is expected.

Plans to upgrade the pocket park, at 1030 Bushkill St., include adding educational stations, such as a weather station and a sundial, as well as planting a nano-forest.

Cricket Wildlife Rehabilitation Center shared an update about the last escaped African serval on its Facebook page. While two of the three wild cats were captured and brought back to the wildlife center, the last remained on the loose for nearly a month.

Meteorologist Bobby Martrich of EPAWA Weather Consulting highlighted the area as one to watch, thanks to the setup of a “thermal gradient” or baroclinic boundary as the storm moves through.

This week, Brad Klein shares his thoughts about the commonly heard phrase, "meteoric rise."

The Lehigh Valley is under a winter weather advisory from 4 a.m. to 1 p.m. Tuesday, with total snow and sleet accumulations of 2 to 5 inches expected, with the greatest amounts at higher elevations.

While the program has expanded into the Lehigh Valley over the past few years, and is growing in popularity, officials said demand has also increased this year as federal programs and initiatives were canceled or paused.

The Lehigh Valley is in line for potential snowfall Tuesday as a coastal storm takes aim at the region, but there's a lot of uncertainty at this point," forecasters say.

After persistently dry, windy weather last year triggered concerns over the longevity of holiday trees, this year’s crop is shaping up well, Lehigh Valley growers said, with many different varieties available.

The Kline’s Island Sewer System, or KISS, regional wastewater plan has been approved by more than a dozen Lehigh County municipalities. Now, it's up to the state Department of Environmental Protection to approve it.

The survey, part of a project out of Lehigh’s Climate Resilience Center, is open until mid-December. As an incentive, residents who complete the survey will be entered to win a $20 Amazon gift card.

This week on Watching the Skies, WLVR's Brad Klein and Bethlehem's "Backyard Astronomy Guy" Marty McGuire dissect online misinformation circulating about an approaching comet. The third interstellar comet ever detected, combined with the long-running government shutdown, slowed NASA's response to the solar phenomenon, only fueling theories about the comet.

Amid the celebrations and family gatherings, residents can be mindful of their decisions this Thanksgiving, instituting small changes that could make a big difference during one of the most wasteful times of the year.