Environment & Science

The chemical odor at Sharp Packaging Solutions that sent 54 employees to the hospital on Friday remains a mystery.

A wind advisory is in effect from 4 p.m. Wednesday until 4 a.m. Thursday, with northwest winds 20 to 30 mph and gusts of 40 to 50 mph expected. PPL said its ready to respond.

It's going to be a wild and windy few days for the Lehigh Valley and the rest of the Mid-Atlantic region, forecasters say, with temperatures set to soar before a strong cold front arrives.

Brad Klein reviews the week’s astronomical highlights with Bethlehem’s "Backyard Astronomy Guy," Marty McGuire.

Temperatures will be a roller coaster this week, with Sunday's seasonably cool air giving way to a few days of spring-like temperatures but with a chance of rain.

Take a look at stories that ran throughout the week of which we are most proud, had a profound impact on readers or that you might want to look at again.

Even with temperatures set to surge next week, experts say Mid-March could see a pool of cold air spilling into the Lower 48, potentially unleashing cold, stormy conditions.

A bright meteor raced across the skies around 6:50 p.m. Wednesday, with people near the Lehigh Valley reporting the sighting.

More than 100 businesses, officials, organizations and environmental advocates statewide — including two from the Lehigh Valley — signed a letter to Shapiro arguing his economic development plan, “Pennsylvania Gets It Done,” fails to prioritize sustainable industries and instead doubles down on fossil fuels.

LANTA and UGI Energy Services have signed a three-year deal that will provide the transportation authority with compressed natural gas collected from landfills in eastern Pennsylvania.

Thousands of the Lehigh Valley's wild and domestic birds have been infected with avian flu. However, risk to songbirds remains low.

There have been dozens of claims brought against B. Braun alleging the ethylene oxide emissions from company facilities contributed to cancer cases in nearby residents and employees.

Bethlehem Twp. Commissioners voted in favor of an ordinance that would legally allow for existing structures on a 43-acre property near Green Pond Road, which houses NCC's East 40, though those properties may need special permits.

High wind warnings were converted to wind advisories for most areas early Monday, but not before thousands of utility customers across the region lost power overnight.

Applications are open for the The Good Farmer Award U.S. Officials are looking for farmers with less than 10 years of experience who exemplify sustainable farming practices while contributing to community and environmental health.

This week, a look at a NASA mission that is on the way to a moon landing, but very different from the Apollo missions a half century ago.

The area could see wind gusts up to 60 mph tonight, with windy conditions persisting into tomorrow, including frigid wind chills. Plus, a look at what forecasters are saying about the potential for snow later this week.

A Northampton County farm was one of the latest group to be included in Pennsylvania’s Farmland Preservation Program. The program aims to ward off development and protect open spaces.

Unable to fly and rescued from Saucon Park on Thursday, the female bald eagle was set for a 10-day quarantine at the Wilderz at Pocono Wildlife in Hamilton Township, Monroe County. The mother bird died early Friday at the wildlife center.

The National Weather Service has issued a wind watch for winds 25 to 35 mph with gusts of 50 to 60 mph possible for the Lehigh Valley and portions of central, northern and northwest New Jersey and east central and southeast Pennsylvania.

Easton is hiring a sustainability coordinator. It marks the third of the Valley's major cities to carve out a position dedicated to sustainability initiatives and fighting the worsening impacts of climate change.

It's the third time the Delaware River has won the title. Previous wins were in 2002 and 2017.