Environment & Science

Norfolk Southern responded to an investigation inquiry into the July 5 freight train derailment near the Hill-to-Hill Bridge in Bethlehem, chalking it up to human error.

The city was awarded the grant through the WalkWorks program. Officials now have $35,000 and a year to create an Active Transportation Plan aimed at bolstering connectivity across the city.

Dr. Jana Houser specializes in radar analysis of tornadoes and the supercell thunderstorms that produce them. She recently served as a consultant on "Twisters."

Pluto is perfectly positioned in orbit this week. While it's too small for us to see even with a decent telescope, NASA has us covered.

Development has divided wildlife habitats across Pennsylvania, leading to more vehicle-animal collisions. A new report from the state Legislature argues reconnecting the pieces through wildlife corridors would help.

The National Scenic Visitors Center’s “Earthwalk Explorer” exhibit is at the Banana Factory Arts and Education Center, 25 W. Third St., Bethlehem. The traveling, tactile exhibit is centered around a 3D map of the northeastern United States and is in town all next week.

Keystone Cement Co. in East Allen Township is renewing its hazardous waste permit with the state Department of Environmental Protection. Part of the company's plan is to change how it transports waste, from trucks to rail.

Lehigh County Coroner Dan Buglio said a 93-year-old woman from Upper Macugie Township was pronounced dead in her home Thursday. It's the first heat-related death reported in the area.

Mosquitos carrying West Nile virus were recorded within city limits. Here's where officials are spraying Wednesday.

Applications for a seat on the council, launched in 2022 and aimed at growing public participation, are being accepted through the end of the month. Here's how to apply.

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.

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.

A new North Whitehall Township plan that considers building a skate park, amphitheater, disc golf, splash pads and more as outdoors activities increase got township supervisors' approval Monday.