Environment & Science

This week, how to spot the first traces of the young crescent moon that marks the end of the Islamic holy month of Ramadan.

The fifth annual Be My Neighbor Day was held Saturday at Univest Public Media Center in Bethlehem. Children participated in crafts and gardening activities, interactive musical performances, and meet-ups with Daniel Tiger.

Team Pennsylvania on National Agriculture Day released “The Pennsylvania Agriculture Economic Analysis 2025.” The report takes a deep data dive into the commonwealth’s agriculture sector from 2012-2022.

Pasa Sustainable Agriculture on Wednesday held virtual town hall focused on the current freeze on U.S. Department of Agriculture grants earmarked for farmers implementing climate-smart production practices.

The Lehigh Valley Planning Commission’s Environment Committee on Tuesday reviewed plans to update sewage infrastructure in two municipalities.

Lehigh Gap Nature Center from Feb. 14-16 held its annual Lehigh Gap Area Feeder Watch. The long-term research project focuses on monitoring winter bird populations.

Light pollution has made seeing the Milky Way galaxy difficult, unless you're in a state park in north-central Pennsylvania that's a three-and-a-half-hour drive from the Lehigh Valley.

A recent bald eagle rehabilitation and release is a bright spot amid a dangerous time for bald eagles in the Lehigh Valley and the rest of the commonwealth. Bird flu continues to threaten wild bird populations, causing more than a dozen bald eagles to be euthanized across Pennsylvania.

The first-of-its-kind report, “Wildlife Corridors: How reconnecting habitats is protecting Pennsylvania’s native species," highlights 10 innovative wildlife corridor projects around the state.

Pasa Sustainable Agriculture officials say they're owed more than $3 million in outstanding reimbursements from the federal government. The lawsuit includes six other organizations and five major cities.

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.

The swarms are common around bodies of water, making Bethlehem neighborhoods near the Lehigh River more susceptible. While a nuisance, they pose no threat to residents.