Environment & Science

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.

Becky Bradley, executive director of the Lehigh Valley Planning Commission, was one of three speakers in a Friday morning webinar focused on local climate action planning.

WLVR's Megan Frank talks with reporter Phil Gianficaro.

Bethlehem is earmarked to get a $500,000 infusion from the state to close the gap in the South Bethlehem Greenway. It's one of eight projects in the Lehigh Valley being funded.

Former space shuttle astronaut Terry Hart, of Lower Saucon Township, believes the psychological impact of spending more than a year in space on a mission to Mars is impossible to predict.

For the first time, all three of the Lehigh Valley’s cities have a sustainability manager or coordinator, a role dedicated to sustainability initiatives and fighting the worsening impacts of climate change.

Keith Lampman-Perlman, who often goes by “KLP,” recently was appointed as the 176-year-old cemetery’s new executive director, a role focused on community engagement, preservation and fundraising.

After days of updates, forecasters say the overall message is not how much snow or sleet could fall, but how difficult travel could become, especially Friday night.

There's a possible scenario emerging Friday in which parts of the Lehigh Valley could end up with 6 inches of snow, and some could end up with a lot more sleet or even freezing rain.

A new app developed by Moravian Academy students aimed at detecting and warning developers about waste runoff has secured over $10,000 in funding from successful pitch presentations.

Asked Santa for a white Christmas? Snow may arrive a day late in the Lehigh Valley, forecasters say.

This week marks the start of astronomical winter which began with the December solstice, Sunday morning just after 10 a.m. EST.

Already above its December snowfall average, the Lehigh Valley is expected to add a little more to that total this week.

While the penguins were taken off exhibit, barnyard birds and waterfowl at Lehigh Valley Zoo were shuffled to different enclosures so visitors could still view them.

Wind Gap will get a $130,000 state grant to help fund a new, larger pavilion at the borough's municipal park, officials announced Thursday.

Thousands were in the dark in Lehigh and Northampton counties as thunder rumbled and lighting flashed Friday afternoon in parts of the Lehigh Valley. Wind gusts reached more than 50 mph.

Strong winds sweeping through the Lehigh Valley early Friday already were knocking out power to thousands of residents, with outages expected to climb as a powerful cold front moves through the region.