Environment & Science

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.

The Lehigh Valley stands alone as the only major climate site in the area with above-average snowfall this winter, but the pattern says winter could be just about over.

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

The Lehigh Valley Planning Commission last week released a draft of its Priority Climate Action Plan, a document almost a year in the making aimed at tamping down the region’s carbon emissions and mitigating the effects of climate change.

The National Weather Service issued the warning Saturday afternoon for parts of Lehigh and Northampton counties, extending into Carbon County.

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.

Five farms, three in Lehigh County and two in Northampton County, were the latest to be included in the commonwealth’s Farmland Preservation Program, along with more than a dozen others across the state.

EPA officials last week announced the first-ever national drinking water standard regulating per- and poly-fluoroalkyl substances, or PFAS, which are widespread, long-lasting in the environment and have been linked to long-term health issues.

A female mallard duck has stolen the spotlight at the Promenade Saucon Valley after nesting in a planter. Her month-long residence will postpone landscaping plans, but her newfound popularity is making up for it.

First introduced by state Sen. Lisa Boscola in 2015, the bill would increase penalties and direct any money collected toward bald and golden eagle conservation efforts in Pennsylvania.

Brandon Krock has 440,000 seeds to plant at Fox Summit Farm, a pick-your-own sunflower farm that will return this summer in the Lehigh Valley. He's planning fireworks, food trucks, a 5k and more.

WLVR's Brad Klein and Marty McGuire, known as Bethlehem's 'Backyard Astronomy Guy' spoke over the phone about the April 8 total solar eclipse. The path of totality veered toward the Northeast, where McGuire saw it from New York.

A severe weather threat is on tap for Sunday, forecasters warn, with a tornado threat for central Pennsylvania and damaging winds possible in the Lehigh Valley.

From April 20 through April 28, residents are invited to join or host a cleanup along a section of the D&L Trail as part of a trash collection competition. Winners will be announced May 3.

More than 2,000 acres on 28 farms in 15 counties across the commonwealth were preserved. Here are the Lehigh Valley farms now safe from development.

More than six months after its launch, 33 air quality monitors have been installed throughout the Lehigh Valley as part of Lehigh Valley Breathes, a regionwide effort to monitor air quality amid emissions from trucking and warehousing.

Arcadia Development Corporation plans to tear down the SureStay Plus Hotel by Best Western at 300 Gateway Drive off Route 512, replacing it with a warehouse. The permit hearing is scheduled for 6 p.m. to 9 p.m. April 29 at Nitschmann Middle School in Bethlehem.

A one-day symposium at Lehigh gathered decision-makers from Pennsylvania's big-name universities, talking strategy for recruiting students cross-border and overseas, and touting economic and cultural benefits.

The city is working to establish an application process for microgrants ranging from $1,000 to $5,000, according to Allentown’s new sustainability coordinator.