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.

Wilson Area School District is set to host their second Wilson Family Computer Science Night, showcasing fun and hands-on innovative tech for students up to grade eight.

Jared Isaacman, a tech billionaire who lives in the Lehigh Valley and conducted the first private spacewalk, was nominated by President-elect Donald Trump on Wednesday to lead NASA.

The Unidos Foundation was one of 12 community organizations across Pennsylvania to receive the grant. Money is earmarked to ensure that historically marginalized and underserved communities have access to information and resources about environmental protection.

More than a year after the federal government held its first hearing on unidentified anomalous phenomena, or UAPs, two more were held within a week in November.

The Lehigh Valley is expected to see snow showers this week. Starting Tuesday evening, snow showers will move through the area, with more impactful showers Wednesday night through Thursday, including high winds.

Lehigh Township volunteer firefighters shared the obstacles they faced fighting a 600-acre fire that erupted on Blue Mountain. Almost a month later, it's still not technically out.

A NASA robotic mission that is exploring the inner reaches of our solar system will literally ‘touch the Sun’ on Christmas Eve.

The Lehigh Valley is in a 9-inch rain shortfall. The prolonged dry spell has raised concerns about the longevity of fresh-cut Christmas trees this year. And, it's thinning out the trees planted this year to grow for future holiday seasons.

The township's Shade Tree Commission was awarded 15 trees from a statewide nonprofit dedicated to improving the tree canopy in urban areas.

Listings will include risks for flood, wildfire, wind, heat and air quality, as well as interactive maps and insurance requirements.

Highs in the 30s and lows mainly in the 20s are forecast for the weekend and well into next week, which could be jarring on the heels of one our warmest Novembers on record.

With no quick cure for the fast-moving, but slow-to-kill disease, experts said American beech trees could be functionally extinct throughout the state within 10 to 15 years.