Environment & Science

Staff and volunteers at the sanctuary have monitored the autumnal migration since 1934 as part of conservation research efforts. It’s the longest-running raptor migration count in the world.

A pack of wolves will appear at the Allentown Fair as part of the free entertainment. One of the wolves will meet attendees. A tour of their den is also scheduled.

Nine projects across Pennsylvania are included in the round of funding, awarded through the U.S. Department of Agriculture’s Specialty Crop Block Grant Program. The projects focus on research, marketing, apprenticeships and sustainability for mushrooms, apples, potatoes and other crops.

Less than a month after a strong, bad smell permeated through the city and surrounding areas for several days, prompting a state Department of Environmental Protection investigation, the odor has returned.

Lehigh Valley Breathes is behind schedule from the course established in August 2023. Here's what officials have learned so far — and how they plan to proceed.

The Lehigh Valley has been reshaped by a massive wave of development, both in industrial and residential, that has swept over the region the last three decades. While the development boom may be slowing, the impacts to the region’s economy and the environment are clear. (First of 5 parts)

The planets Jupiter and Mars will share a small patch of the eastern sky with the crescent moon, and the star Aldebaran on August 27. Here's how to see it.

A renewable natural gas plant adjacent to the Bethlehem Landfill opened on Tuesday morning.

The free exhibit, “America’s Beautiful,” at Lehigh Gap Nature Center runs from Aug. 21 to Aug. 29. It includes 50 watercolor paintings of Smokey Bear.

More than eight months after announcing a $600 million price tag over the next decade to upgrade aging water and wastewater treatment infrastructure, the Lehigh County Authority is reaching out to major industrial users.

The LVPC on Thursday hosted a workshop, “Planning + Pizza: Deploying Electric Vehicle Infrastructure,” aiming to collect feedback about where best to deploy EV infrastructure throughout the region.

South Whitehall Township Board of Commissioners may approve placing a referendum on the November ballot regarding funding to preserve open space.

Overall, 31 of the region’s 35 major climate sites were wetter than normal, with 22 of them experiencing one of their 20 wettest May 1-15 periods. Allentown took the top spot, experiencing its wettest May 1-15 ever.

It's been almost a year since Bethlehem Landfill started operating its treatment plant targeting PFAS, also known as "forever chemicals." It's the first of its kind in the United States.

This week on Watching the Skies, Brad Klein and Bethlehem's Backyard Astronomy Guy Marty McGuire talk about the NASA insignia.

Lehigh County Authority officials in mid-April sent the Kline’s Island Sewer System, or KISS, regional wastewater plan for municipal review. It's the next step in a years-long process to make much-needed upgrades to wastewater infrastructure.

Twelve billboards have been posted in and around the city, several at high-traffic areas like Route 22, Interstate 78 and the turnpike. They’re part of a campaign from More Perfect Union.

A couple dozen riders assembled at Bethlehem City Hall on Thursday ahead of a six-mile group ride for the occasion — one with a goal of changing public outlook toward choosing a bike to commute.

The funding — totaling $3.4 million across 23 counties — is part of the Fresh Food Financing Initiative. It follows the cancellation of $13 million in contracted funding through the USDA’s Local Food Purchasing Assistance program.

After the $1.43 million purchase, approved Thursday, 44 acres near Main Street and Old Mill Lane will become the Bushkill Creek Greenway.

Right on the heels of Friday’s warm front, the Lehigh Valley will see a cold front move in Saturday. Rounds of storms are expected both days, forecasters say.

PennEnvironment's State of Renewable Energy 2025 ranks every state for the production of wind energy, solar power, energy storage and other metrics over the last decade, tracking growth.