Environment & Science

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.

The initiative consists of a partnership between Northside Alive and PPL — the latter donating 500 special lightbulbs to the community.

PennEnvironment released data showing Pennsylvania ranks near the bottom when it comes to the growth of wind energy, solar power, energy storage and other renewable energy metrics over the last decade.

A powerful storm system expected to bring heavy rain to the region this weekend might not be a total washout, forecasters say.

After Lafayette College cleared more than 40 trees for a $1.2 million walkway without city approval, no trees will be replanted on the hillside where they were removed, the city forester said. Instead, several dozen trees were planted across campus and in Easton.

An agreement between Bethlehem Landfill and the people suing them, reached Tuesday, limits the landfill’s work to expand while a series of lawsuits aimed at stopping the expansion go forward.

"This is something in winter a few months from now … this is a Miller B system [or nor’easter]. The difference is, temperatures are too warm for snow," EPAWA meteorologist Bobby Martrich said.

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

Have you been following the news in the Lehigh Valley this week? Find out how many of these questions about happenings and news around the Lehigh Valley you can answer correctly.

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.

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.

The nonprofit water and wastewater utility on Friday asked customers in its service area to voluntarily reduce their water use by 5% amid persistently dry conditions.

Lehigh Valley Planning Commission on Thursday reviewed a draft of its Industrial Land Use Guide, highlighting key points of concern and some potential mitigation strategies to address bigger, more utility-intensive uses.