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.

The Lehigh Valley Planning Commission on Thursday night voted against a proposed zoning ordinance amendment by Lower Saucon Township Council regarding the controversial landfill expansion.

Sen. Bob Casey has introduced the No Robot Bosses Act, which intends to protect workers' rights and regulate how companies use AI and algorithms in personnel decisions.

Sweltering conditions in the Lehigh Valley are forecast to end with a bang on Saturday, according to the Storm Prediction Center. But we have to make it through Friday first.

A second round of black fly treatments was slated to begin 10 a.m. Thursday in Bushkill Creek between Easton and Tatamy.

Amidst high temperatures and even higher heat indexes, it is important to know how to cool down and relieve heat stress. However, the Lehigh Valley is underprepared for these extreme temperatures, says an expert.

A statewide drought watch is still in effect, even amid rounds of severe rainstorms and flash flooding.

Heavy rainfall could occur into the evening and overnight.

A July 13 media release stated that the Low Energy Evaporative Fractionation System will employ “an advanced foam fractionation process and proprietary techniques” to treat landfill byproducts.

Officials from Lehigh and Northampton counties are slated to gather at 11 a.m. Aug. 2 at 100 W. Lehigh St. in Bethlehem for a news conference focused on the new project, “Lehigh Valley Breathes.”

The average price for a gallon of gas in Pennsylvania is now 10 cents higher this week, and experts say the pain at the pump is likely to continue.

The Lehigh Valley is preparing for its first official heat wave of the year, with a stretch of 90°+ degree temperatures expected. A heat advisory is in effect from 11 a.m. Thursday to 10 p.m. Friday.

Showers and thunderstorms, possibly severe are possible Tuesday evening, alerts from the Weather Prediction Center have warned.