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.

In its review, the LVPC said the data center proposal lacks specificity needed to fully review the project in Upper Macungie Township.

The state Game Commission is coordinating a response, which includes "safe removal, testing and disposal" of the impacted birds.

In addition to advancing the sewage plan, committee members also discussed the ongoing trail gap inventory and analysis, as well as voted in next year's chair and vice chair.

December temperatures in the Lehigh Valley have plunged far enough below normal to make even seasoned winter residents take notice.

The money is earmarked to help pay for a $20 million facility to treat water from Crystal Spring, one of Allentown’s four major water sources, according to city officials.

This week, Brad Klein and Marty McGuire take a look at Orion — the constellation most associated with the winter sky.

The latest update from Lehigh Valley Breathes compares local air monitoring data to existing regulatory standards in the United States, as well as the air quality guidelines recommended by the World Health Organization.

In the first episode of “Lighting the Way with Dr. Carol D. Birks,” a Bridgeview Academy student talks about his experiences with AI at his school.

The Lehigh Valley is under a winter weather advisory for 2 to 4 inches of snow. But could it see more?

A crop farm in Northampton County was included in the latest round of Pennsylvania's Farmland Preservation Program. Twenty-seven other farms across the state also were preserved.

After a wintry blast on Wednesday that dropped as much as 3.1 inches of snow in parts of the area, forecasters say more could be coming this weekend.

LGNC’s annual autumn Bake Oven Knob Hawk Watch ended late last month. The overall count was more than double last year’s total, and records were set for bald eagles and turkey vultures spotted from the lookout.