Environment & Science

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

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.

These high pressure systems located near Bermuda have a clockwise circulation, which means the eastern U.S. receives south to southeast winds, bringing in the heat and humid air.

State transportation officials on Wednesday held an online public forum to answer questions from residents about their 12-Year Program, a planning and funding tool for state-owned road and bridge projects.

The Lehigh Valley is under a red flag warning Wednesday, and officials say critical fire weather conditions are expected.

Excessive road salting during the winter months can negatively impact the environment and local infrastructure. A nonprofit is working to collect salinity data from waterways.

PennEnvironment launched an interactive map of efficient and renewable energy projects across the state. Here are the Lehigh Valley projects included.

Almost 100 volunteers on Saturday picked up litter at Monocacy Creek. Organizers said there was "lots of camaraderie” and enthusiasm.

A decade or so after buying his South Whitehall Township home in the late 1960s, Fred Buse started recording the average temperature, precipitation type and amount, as well as any animal sightings in his backyard to study and track the health of the local environment.

Saturn is close to the moon tonight. You'll need binoculars or a small telescope to make out the rings.

A significant storm is set to soak the region this week, and it will come during the peak travel days ahead of Thanksgiving. Some areas could even see wintry precipitation.

While the goal is to transition communities to clean energy while creating jobs, there are still many unknowns about the projects. Even though there are two hubs slated for Pennsylvania, it could be a while before the Lehigh Valley’s residents begin to feel any impacts.

First introduced by state Sen. Lisa Boscola, D-Lehigh Valley, in 2015 and approved by the Senate in July, the bill would increase the fine and direct any monies collected towards bald and golden eagle conservation efforts across the commonwealth.

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

Pre-Thanksgiving storm ahead: Your best-laid plans to hit the road for the holiday could be upended next week, forecasters warn.

Officials announced Wednesday the start of its Climate Challenge as part of a broader Climate Action Plan, with goals of making sequential steps in steadily reducing greenhouse gas emissions.

Weeks away from the official start of winter, the National Weather Service has established new winter storm warning criteria, officials confirmed late Monday.

City council on Wednesday will consider overriding Mayor Matt Tuerk's veto of council’s approved 2024 no-tax-increase budget, which did not include the position. Advocates still hope to find a way to a hire a sustainability manager.

Brad Klein reviews the week's astronomical highlights with Bethlehem’s "Backyard Astronomy Guy."

A November 11 Facebook post showed a map of Pennsylvania and the surrounding mid-Atlantic region being walloped by snowfall in the weeks ahead. It's "wrong" and "without context," a local meteorologist said.