Environment & Science

Excessive road salting during the winter months can negatively impact the environment and local infrastructure. A nonprofit is working to collect salinity data from waterways.

PennEnvironment launched an interactive map of efficient and renewable energy projects across the state. Here are the Lehigh Valley projects included.

Almost 100 volunteers on Saturday picked up litter at Monocacy Creek. Organizers said there was "lots of camaraderie” and enthusiasm.

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.

“This is not just a one-day spike,” the weather service said in its forecast discussion. “Very warm and above normal temperatures will continue through the upcoming weekend.”

Officials and executives at the Lehigh Valley Economic Development Corporation's annual meeting Tuesday pulled back the curtains on Eli Lilly's decision to open in the region.

The winter storm that prompted dire forecasts and a statewide disaster declaration largely fizzled in the Lehigh Valley, leaving the area with only moderate to light snowfall by Monday morning.

As the Lehigh Valley’s most recent blanket of snow rapidly melts away, Mother Nature appears ready to test the region’s patience all over again.

The early LIHEAP crisis numbers already represent a notable share of last winter’s total in the Lehigh Valley, according to data provided by the Department of Human Services.

An extreme cold warning, combined with a wind advisory also in effect, could mean wind chills as low as 20 degrees below zero for the region this weekend.

A webinar Monday brought together regional planners, engineers and industry leaders to explain how data centers operate and what their growth could mean for local communities.

Protein is king in the world of nutrition at the moment, but there are plenty of questions surrounding the trend. Let's take a look at what it is, where to get it from, and how to navigate the complex world of nutrition.

Month-to-date snowfall in the Allentown area now stands at 20.8 inches, nearly triple the normal January average of 7.7 inches, according to the National Weather Service.

The storm dropped a record 11.8 inches of snow on Lehigh Valley International Airport, breaking the old record of 10.4 inches for the date set in 1988.

Forecasters say the Lehigh Valley region could see 10 to 16 inches of snow and sleet accumulations, with a wintry mix of snow and sleet expected Sunday afternoon and evening. A winter storm warning remains in effect into Monday afternoon.

Lehigh Valley shelters are adding capacity as meteorologists forecast between 10 and 16 inches of snow starting Sunday.