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.

Four of the 5 candidates participated in the 1st major debate of the Democratic primary.

State environmental officials have found PFAS in one-third of Pa. water systems.

Joro spiders are known for their 10-foot webs, among other things.

The problem will not be solved quickly or easily, some say.

Trout season opens across Pennsylvania on Saturday, April 2.

The case stems from the Clean Power Plan created during the Obama administration but never enacted.

Experts say vertical agriculture could be a key to future food security.

Carbon and Schuylkill are among the 43 counties that will benefit from the federal funding.

The plan uses the sale of credits for solar projects to plug oil and gas wells.

Drillers are expected to pay about $234M -- $90 million more than the year before.

Grants will go toward replacing gasoline- or diesel-fueled vehicles.

The 3-state panel is tasked with protecting resources of the Chesapeake Bay.