Environment & Science

The region could see wind chills as low as -15 degrees overnight as temperatures rapidly fall. The expected high winds could lead to power outages due to falling branches. PPL says it has 2,000 workers ready to respond.

The vote came after a raucous and at times chaotic council meeting and an hours-long public hearing on the proposal. Residents who showed up to speak against it filled Town Hall.

The National Weather Service said the winter storm targeting the Lehigh Valley contains "an air mass the likes of which we haven’t seen for several years."

The U.S. Consumer Product Safety Commission has issued a warning about possible carbon monoxide poisoning caused by the improper use of portable generators and provided tips to prevent it.

Its previous owners, the Mauser family, sold the property below value to realize a long-term goal of preserving its forest, farmland and streams, a statement said.

The Lower Saucon Township Council is considering a measure to clear the way for Bethlehem Landfill's expansion, in part by giving themselves more control over its approval. Here's what the proposal says.

Lower Saucon Township is considering zoning changes, so Bethlehem Landfill can expand, and one state lawmaker representing the area near the landfill is opposed.

The storm is being described as an “impactful extratropical cyclone” — the type that has cold air at its core and derives its energy from cold and warm air masses interacting.

Tucked into the latest state budget agreement is tens of millions of dollars in new sales tax breaks for companies that build and run server farms known as data centers.

About 37% of ticks in Pennsylvania are the kind that carry Lyme disease, according to the Tick Research Lab of Pennsylvania at East Stroudsburg University.

Black fly spraying starts June 30 along the Lehigh and Delaware rivers.

Some lawmakers and environmental groups are calling on the Wolf administration to strengthen a proposed regulation that aims to curb emissions of the potent greenhouse gas methane before the rule comes up for a final vote. But the proposal exempts tens of thousands of low-producing wells.

Gov. Tom Wolf wants Pennsylvania to join a nationwide program that aims to curb pollution generated by power plants.

State parks saw an increase of more than 7 million visitors last year and the trend is expected to continue.

Around the world, April 21 is the 51st celebration of Earth Day. But here in Pennsylvania, we have a little something extra to celebrate.

Air quality in the Lehigh Valley is getting mixed reviews in the 22nd annual American Lung Association's State of the Air report released April 21.

Bethlehem has announced a new plan to fight climate change. To kick off the effort, the city is creating its first-ever office of sustainability and city residents are being asked to join to help reduce Bethlehem’s carbon footprint.

The spotted lanternfly continues to kill crops across Pennsylvania. The invasive pest was first discovered in Berks County in 2014, and the state recently expanded its mitigation efforts extending the list of quarantined counties.

The Wolf Administration says it is making the largest government commitment to solar energy in the country by agreeing to buy power from seven new solar projects in the state.

Microplastic contaminants have been found in 53 waterways in Pennsylvania, including in the Lehigh River, according to clean water advocacy group PennEnvironment.