Environment & Science

The state Department of Environmental Protection will hold a public hearing from 6 to 9:30 p.m. Oct. 28 in Bethlehem to take public testimony about Keystone Cement Co.’s hazardous waste permit renewal application.

A look at NASA's latest space mission that could launch in early October.

Northampton County’s annual Household Hazardous Waste Drop-Off Event was held Saturday. More than 1,700 residents registered.

What can the Lehigh Valley expect as we head into meteorological fall? Experts have given their long-range outlooks for both temperatures and precipitation, and also weighed in on La Niña.

State officials on Thursday gathered at a Lancaster County dairy to announce the theme of the 2025 farm show. The farm show runs from Jan. 4 through Jan. 11 in Harrisburg.

The commonwealth's six-week leaf-peeping season has begun. Here's when the Lehigh Valley can expect peak colors.

The industrial and transportation sectors are responsible for the largest share of the Valley's greenhouse gas emissions. The findings will form the foundation the next project, a regional Comprehensive Climate Action Plan.

Work is underway to restore a half-mile section of the Monocacy Creek that runs through the Archibald Johnston Conservation Area. Officials aim to improve the stream’s health by restoring the natural flow.

Brad Klein reviews the week’s astronomical highlights with Bethlehem’s ‘Backyard Astronomy Guy,’ Marty McGuire. This week, they talk about the upcoming Lehigh Valley Space Fest.

Leaf-peeping season is right around the corner in the Valley, moving from north to south as temperatures drop into fall across the commonwealth. Here's why the region could see an earlier, shorter season.

Carbon and Schuylkill are among the 43 counties that will benefit from the federal funding.

The plan uses the sale of credits for solar projects to plug oil and gas wells.

Drillers are expected to pay about $234M -- $90 million more than the year before.

Grants will go toward replacing gasoline- or diesel-fueled vehicles.

The 3-state panel is tasked with protecting resources of the Chesapeake Bay.

They don't bite or contain toxins, but they still don't have many friends in Pennsylvania.

Meeko is on a mission to save the planet from single-use plastic.

Opponents say joining RGGI will be an economic hardship on the state's energy sector.

Rep. Daryl Metcalfe has boosted fossil fuels and denied climate change.

The program is back for the start of 2022 after being canceled last year due to the pandemic.

After all but vanishing by the 1960s, the species is now self-sustaining in Pennsylvania.

Game Commission biologist Art McMorris has spent 18 years working on behalf of the winged predators.