Environment & Science

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.

Early Tuesday, Jared Isaacman, a billionaire entrepreneur who has a home in the Lehigh Valley, launched into space for a second time as part of a mission dubbed Polaris Dawn. The launch was visible in the area.

Awardees of the state Department of Education’s Environmental Repairs Grant program were announced Monday. It focuses on eliminating lead, mold, asbestos and other environmental hazards from school buildings.

Brad Klein reviews the week’s astronomical highlights with Bethlehem’s ‘Backyard Astronomy Guy,’ Marty McGuire. This week should be a good one for viewing the planet Saturn.

Easton's Nurture Nature Center has been recommended for conditional approval for its proposed planetarium, or "immersive dome," intended to expand programming capabilities.

Among the winners are projects to repaint the basketball court at Building 21; build several community gardens; and plant trees.

The PennEnvironment Research & Policy Center on Wednesday held a news conference at the city’s Sculpture Garden announcing the nonprofit’s new report, “Lead in School Drinking Water.” Bethlehem Area School District was found lacking.

Lehigh Township volunteer firefighters shared the obstacles they faced fighting a 600-acre fire that erupted on Blue Mountain. Almost a month later, it's still not technically out.

A NASA robotic mission that is exploring the inner reaches of our solar system will literally ‘touch the Sun’ on Christmas Eve.

The Lehigh Valley is in a 9-inch rain shortfall. The prolonged dry spell has raised concerns about the longevity of fresh-cut Christmas trees this year. And, it's thinning out the trees planted this year to grow for future holiday seasons.

The township's Shade Tree Commission was awarded 15 trees from a statewide nonprofit dedicated to improving the tree canopy in urban areas.

Listings will include risks for flood, wildfire, wind, heat and air quality, as well as interactive maps and insurance requirements.

Highs in the 30s and lows mainly in the 20s are forecast for the weekend and well into next week, which could be jarring on the heels of one our warmest Novembers on record.

With no quick cure for the fast-moving, but slow-to-kill disease, experts said American beech trees could be functionally extinct throughout the state within 10 to 15 years.

Guidance “continues to trend towards a warmer solution for Thursday’s storm,” the National Weather Service said, meaning it's going to be a wet, not white, Thanksgiving.

Said Edward Boscola, Bethlehem water and sewer resources director: “It’s important for everybody to know that the lead levels in the city’s drinking water system are very low."

May, an immature female broad-winged hawk, migrated through Hurricane Milton in Florida last month. The hurricane made landfall Oct. 9 near Siesta Key, Fla., as a devastating Category 3 storm.

Forecasters have turned their attention to the end of next week, saying most model guidance indicates a storm system developing and affecting the East Coast — including the mid-Atlantic —around Thanksgiving Day and into Black Friday.

Spica is the brightest star in the constellation Virgo. At about 5:35 a.m. Wednesday, Nov. 27, grab your binoculars and watch it disappear.