Environment & Science

People who stayed up late Sunday night were treated to an incredible display of the northern lights, which were visible in the Lehigh Valley.

The National Weather Service issued a severe thunderstorm watch for Lehigh, Northampton, Carbon, Monroe and several other eastern Pennsylvania counties.

Take a look at stories throughout the week of which we are most proud, had a profound impact on readers or that you might want to look at again.

Mayors in Allentown, Bethlehem and Easton are coming together to fight against worsening climate change and strengthen sustainability across the region. Two of the three cities have their own climate action plans.

There are plenty of ways to celebrate Earth Day on Saturday, April 22, in the Lehigh Valley.

The first new building on Muhlenberg’s campus in more than a decade, the Fahy Commons for Public Engagement and Innovation, 2400 W. Chew St., opened in January. The 20,000-square-foot, three-floor building cost $13.2 million and is one of the first buildings in the world expected to achieve a rigorous sustainability certification for buildings that give more than they take.

A few strong to severe thunderstorms are possible in the region on Saturday, with the main threat being damaging wind gusts, according to the National Weather Service.

Puerto Rico's electrical grid has been devastated by hurricanes due to worsening climate change. Ruth Santiago, a Bethlehem native, has a solution.

Swarms of non-biting midge flies last week were spotted in Bethlehem. LehighValleyNews.com spoke with Marten Edwards, chair of Muhlenberg College's biology department, to find out more about the insects.

The programs are putting a different spin on the traditional summer camp experience.

Chickens, cardinals, praying mantis, ants and wasps are just a few of the spotted lanternfly's natural predators.

Muhlenberg College has been polling on the topic of climate change since 2007.

E-cigarettes have become the introduction to nicotine for the younger generations.

Legislators are looking for ways to ease the situation.

Most angers will be OK with the small jump in prices, according to one bait shop owner.

Public comment on a plan to invest more than $170M is open through month's end.

Is the pandemic ever 'over'?

The mural was created by Lehigh University graduate Denton Burrows.

The national network of stations would have similar payment systems, pricing, and charging speeds

Most solar products in the U.S. are imports.

Statewide soil survey brings new meaning to the term 'dirty drawers'