Environment & Science

Officials on Monday morning cut the ribbon on its per- and poly-fluoroalkyl substances, or PFAS, treatment plant at the Bethlehem Landfill in Lower Saucon Township. The system uses air to separate the chemicals from water.

Jared Isaacman, a Lehigh Valley entrepreneur who recently conducted the first commercial spacewalk as part of SpaceX's Polaris Dawn mission, stopped by Da Vinci Science Center in Allentown Sunday to answer questions about his trip.

Join Megan Frank every Friday at 9:30am and 6:30pm for Insights with LehighValleyNews.com on WLVR. This week, she's joined by Allentown reporter Jason Addy and Environment and Science reporter Molly Bilinski.

State officials announced the awards this week. Grants are earmarked for improving local parks to expanding trails and river access points, and creating more green space in local communities.

Mayor J. William Reynolds attributes the progress so far to the community’s belief in the mission and their “enormous buy-in,” stemming from 125 “Climate Action Champions” and over 30 area organizations.

It’s going to cost an estimated $100 million over the next decade to replace pipes made of lead, galvanized steel and unknown materials throughout the Lehigh County Authority’s service area.

Rodale Institute on Veterans Day celebrated $500,000 in state funding awarded for its Veteran Farmer Training program. The program draws trainees from across the U.S.

That endowment will help improve parks across the city by providing long-term funding for the Parknership’s work.

Inversion is a natural phenomenon that causes bottom water to flow up to the top surface and surface water to drop to the bottom. It's causing some households' drinking water to smell and taste different.

Participants in this year's D&L RaceFest, the largest yet, took to Lehigh Valley streets and trails Sunday. The day's top prizes both went to Easton residents.

If you don't like the Lehigh Valley's weather, just wait a minute. The next few days will offer a little something for everyone.

The Lehigh Valley is under a code red alert. Here's what you should know about Thursday's municipal and school district activity cancellations and reopenings.

The latest map issued by the U.S. Drought Monitor shows a majority of Pennsylvania — including most of the Lehigh Valley — in a moderate drought.

Air quality in the Lehigh Valley is expected to be a little bit better on Thursday, though we're back under a code red alert for the second straight day.

As smoke from the Canadian wildfires continues to shroud the skies of the Lehigh Valley, air purifiers have become a hot-ticket item at just about every retailer.

Lafayette on May 26 submitted plans to replant College Hill after it was deforested for a $1.2 million walkway project. Here's the plan.

The air quality in Allentown, Bethlehem and Easton is so bad, it’s the equivalent of smoking more than 14 cigarettes.

Smoke from wildfires in Canada can be seen and smelled in much of the northeast, including the Lehigh Valley. Local pulmonologists are weighing in with what to do to avoid too much exposure.

The Lehigh Valley is under a code red air quality alert in effect until midnight.

The National Weather Service says thick smoke associated with wildfires in Canada is moving into parts of Pennsylvania and New Jersey.

Allentown Fire Department is warning against any outdoor fires due to dry conditions and elevated winds as a red flag warning continues for the region.

Any fires that develop may quickly get out of control and become difficult to contain, the National Weather Service said in a red flag warning in effect for the area until 8 p.m.