Environment & Science

The Allentown Environmental Advisory Council is examining three of the city's largest buildings to identify potential opportunities to boost efficiency and cut costs.

Lehigh Valley residents eager to begin their spring gardening are looking toward the last frost and freeze dates for the area — but they'll have to be patient.

Ruth Santiago, an attorney and environmental activist in Puerto Rico, is returning to the Lehigh Valley this month to speak to students and residents about alternative electrical systems and environmental equity amid climate change.

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.

The commonwealth is getting $265.9 million in federal funding to upgrade its aging water infrastructure. The state has the fourth most lead pipes in the nation, according to a recent EPA survey.

The spring migration count at Hawk Mountain has begun. So far this season, 137 birds of prey have been recorded.

Allentown’s Cedar Creek Park was covered Thursday in lesser celandine, a low-growing, mat-forming flower that’s been flagged by the Department of Conservation and Natural Resources.

It’s not unprecedented, but it is a little bit too early for the kind of warmth the Lehigh Valley will see next week, said meteorologist Bobby Martrich.

The U.S. Environmental Protection Agency on Tuesday released the results of the agency's "7th Drinking Water Infrastructure Needs Survey and Assessment." Pennsylvania ranked only behind Florida, Illinois and Ohio for the most lead service lines.

Firefighters battled a massive fire at a warehouse in West Easton early Tuesday, with multiple explosions heard from the property. The fire was declared under control after more than five hours.

The weekend storm threat would be the area’s first significant snowfall in years, but forecasters say we have a long way to go to determine the final impacts.

From 4:30 p.m. to 6:30 p.m. on Jan. 10, college officials are opening up the Fahy Commons for Public Engagement and Innovation, 2400 W. Chew St., for residents and community members to explore.

The James Webb Space Telescope, launched on Christmas 2021, orbits the Sun about a million miles outside Earth’s orbit. It is the most powerful, largest, and most complex telescope ever made.

This New Year’s Day, tens of thousands of people across the country, including dozens in the Valley, will take a guided hike through a state park to mark the beginning of 2024.

December 2023 is now the wettest December on record in the Lehigh Valley, with a total of 8.17 inches of rainfall recorded as of 11:59 p.m. Wednesday. The high water mark was set during a day of record rain for Dec. 27.

The ski slopes just southeast of Lehigh County announced it would shut down at 3:00 p.m. Tuesday, awaiting colder weather to make snow

With a forecast projecting 1 to 1.5 inches of rain possible this week, the Lehigh Valley will move closer to its wettest December ever.

Lawmakers in Harrisburg passed nearly three dozen laws last week in a final burst of action as they held their last voting session of the year.

Look for the full moon on Wednesday, Dec. 27

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.

On Dec. 21 at approximately 10:27 p.m. EST, we’ll begin the winter solstice north of the equator. Will the change of season finally bring snow?

It might seem counterintuitive, but harvesting holiday trees year after year is better for the environment than using an artificial one, experts said, especially amid the proliferation of plastic piling up in landfills.