Environment & Science

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.

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.

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.

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.

The drought is far from over, but enough precipitation has fallen to boost the confidence of state officials when it comes to outdoor fires.

The precautionary measure across Pennsylvania comes at no cost to farmers. While the virus hasn't been reported in commonwealth cattle, other states have seen a marked uptick in cases.

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.

There are plenty of ways to celebrate Earth Day on Saturday, April 22, in the Lehigh Valley.

The first new building on Muhlenberg’s campus in more than a decade, the Fahy Commons for Public Engagement and Innovation, 2400 W. Chew St., opened in January. The 20,000-square-foot, three-floor building cost $13.2 million and is one of the first buildings in the world expected to achieve a rigorous sustainability certification for buildings that give more than they take.

A few strong to severe thunderstorms are possible in the region on Saturday, with the main threat being damaging wind gusts, according to the National Weather Service.

Puerto Rico's electrical grid has been devastated by hurricanes due to worsening climate change. Ruth Santiago, a Bethlehem native, has a solution.

Swarms of non-biting midge flies last week were spotted in Bethlehem. LehighValleyNews.com spoke with Marten Edwards, chair of Muhlenberg College's biology department, to find out more about the insects.

For the first time, the Lehigh River was included on American Rivers' list of most endangered rivers in the country. Environmentalists point to a proliferation of warehouses and distribution centers for putting the river at risk.

“Twitter is now limiting automated tweets and as a result this account can no longer post all watches/warnings/advisories as they are issued,” a tweet from NWS Mount Holly said Saturday morning. Things seemingly changed Saturday night.

Like the rest of the country, Pennsylvania has a litter problem. While state and local officials work to mitigate the issue, residents are rolling up their sleeves and doing the work themselves.

The warning is expected to last until 5:30 p.m. Saturday.

Take a look at stories throughout the week of which we are most proud, had a profound impact on readers or that you might want to look at again.

Titan, a 12-year-old raccoon, was euthanized at the Lehigh Valley Zoo several months after he was diagnosed with a bladder tumor. A favorite to patrons, he will be sorely missed, officials said.

The Bethlehem Planning Commission approved changes in the zoning ordinance that would permit day care facilities at community centers and environmental education centers. City council will also have to approve the changes.