Environment & Science

Leaf-peeping season is right around the corner in the Valley, moving from north to south as temperatures drop into fall across the commonwealth. Here's why the region could see an earlier, shorter season.

The box tree moth, a highly destructive, invasive insect, was discovered for the first time in Pennsylvania, in two cemeteries in Erie County. A quarantine has been issued.

The “Stanley Jr. Kids Wheelbarrow and 7-piece Garden Set" has been recalled by the U.S. Consumer Product Safety Commission after the paint on the hoe and rake were found to contain lead levels exceeding the federal content ban.

Brad Klein reviews the week’s astronomical highlights with Bethlehem’s ‘Backyard Astronomy Guy,’ Marty McGuire. This week, they look ahead to the Autumnal Equinox.

SpaceX’s capsule Polaris Dawn splashed down in the Gulf of Mexico in the predawn darkness early Sunday. Returning to Earth were two SpaceX engineers, a former Air Force Thunderbird pilot and tech entrepreneur Jared Isaacman of the Lehigh Valley. Isaacman became only the 264th person to perform a spacewalk.

A Lehigh University graduate last year recorded a new species of mushroom at Wildlands Conservancy's South Mountain Preserve.

Monarch butterflies are starting to migrate through the Lehigh Valley. An annual tagging program, held at Jacobsburg Environmental Education Center, helps conservation efforts.

Testimony that will help a Northampton County judge decide if a lawsuit against the Bethlehem Landfill and Lower Saucon Twp. can move forward continued Friday, and will stretch into a third day.

Called the Recovery in Nature initiative, two state departments have joined forces to create regional-specific partnerships to bolster substance use recovery efforts while strengthening all residents’ connection to nature.

The Asthma and Allergy Foundation of America released its report of the most challenging places to live with asthma. The release coincides with peak asthma season in September.

Lehigh Valley Planning Commission officials last month held the first regional climate planning workshop of the year, WorkshopLV: Environment.

Forecasters are calling for calling for “quite the icy slop of wintry precipitation across the region, including both sleet and freezing rain” as a quick-hitting winter storm descends upon the region late Wednesday.

Residents can comment on a draft of the 2025-2029 Pennsylvania Statewide Comprehensive Outdoor Recreation Plan, or SCORP, through March 3. There's a public input form, as well as scheduled webinars.

February is "going to be loaded,” meteorologist Bobby Martrich said, describing an “overrunning pattern” that goes through mid-month and could potentially bring the Lehigh Valley no fewer than three — and possibly four — storm chances before Valentine’s Day.

A contentious land-use battle is underway, and it's headed to the Pennsylvania's Environmental Hearing Board. Both sides are confident they'll win.

On the night of Jan. 13, the full moon passed directly between Earth and Mars, blocking our view of the ‘red planet’ for over an hour.

Forecasters say the Lehigh Valley should see another coating of snow to start off the "snowiest" month of the year. More snow is expected in the other half of the week.

About 150 people are expected to gather at Covered Bridge Park in South Whitehall Township early Sunday morning for the Lehigh Valley groundhog lodge's annual celebration.

Join Megan Frank at 9:30 a.m. and 6:30 p.m. every Friday for Insights with LehighValleyNews.com on WLVR. This week Megan talks to environment and science reporter Molly Bilinski and Northampton County reporter Ryan Gaylor.

The results of the 2023 citywide greenhouse gas inventory are in. The project was part of Penn State’s Local Climate Action Program.

Allentown has secured a $100,000 grant to continue participating in the Youth Climate Action Fund for 2025, supporting youth-led projects focused on climate change awareness, mitigation, and sustainability, while aligning with the city’s upcoming Climate Action Plan.

The National Weather Service issued the bulletin in effect from 2 a.m. to 9 a.m. Friday for freezing rain, with total ice accumulations up to a tenth of an inch possible.