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.

Beginning Wednesday night, a super blue moon will rise and will be the third-largest moon to date this year, leaving one more supermoon in 2023.

The Pennsylvania Game Commission's Elk Cam gives viewers a close-up look at elk as their activity is about to ramp up with the bugling season. It features a rotating, zooming camera and natural sound.

Three studies show smoke from Canadian wildfires led to a spike in people with asthma visiting emergency rooms in the United States. One study collected data from about 4,000 U.S. hospitals.

The Weather Prediction Center said one inch per hour rainfall rates are possible, as well as “precipitation totals on the order of 1 to 2 plus inches through the period.”

The middle of August is prime time for ragweed pollen production, according to the state Department of Environmental Protection — and that’s exactly what the numbers are showing in the Lehigh Valley.

It is now certain, forecasters say, that the Lehigh Valley will not see a 90-degree day in the month of August. Not with a pool of Canadian air set to descend on the region.

With a roadmap toward spooky season, the Lehigh Valley’s weather looks to match the fall decor now blanketing stores across the region. Cooler temperatures are on the way.

The panel voted 3-1, approving the name change from “Woodland Hills Preserve” to “Sandra Yerger Community Recreation Area and Nature Preserve.” The 146-acre area is located along Countryside Lane.

WLVR's Megan Frank talks with Ryan Gaylor and Molly Bilinski.

The severe storms and flash flooding of July 16 overwhelmed parts of the Slate Belt, Forks and Palmer townships and led seven Northampton County municipalities to declare disasters of their own.

The Martin OM Biosphere guitar, which costs $2,299, received the Preferred by Nature Sustainability Framework certification, officials said Thursday. The Nazareth guitar maker is the first company to achieve the certification in the U.S., and only the second worldwide.

Hurricanes in the U.S. the last few decades killed thousands more people than meteorologists traditionally calculate, according to a new study.