Environment & Science

A severe rainstorm is expected to cause flooding that may impact roadways throughout the Lehigh Valley.

A Muhlenberg College professor has launched a campaign this month to inform residents about the health risks of radon, as well as improve access to testing and mitigation. The Lehigh Valley is home to the highest radon levels ever recorded in Pennsylvania.

Sunday evening will see a ‘close approach’ between Saturn and the Moon. Though the two appear close in the night sky just after sunset on Jan. 14. However, in space, Saturn is almost a billion miles away, about 4,000 times more distant than the moon.

The Lehigh Valley and surrounding areas are under a flood watch from Tuesday afternoon through Wednesday afternoon, according to the National Weather Service.

With some parts of the Lehigh Valley under as much as 9 inches of snow, the National Weather Service says the storm’s not quite done yet.

Olivia Louise McMahon traveled to Dubai last month as part of Penn State University's delegation to the United Nations Climate Change Conference. Officials from around the world discussed how to limit the effects of climate change already present and prepare for further impacts.

The funding for four projects came from the Growing Greener and Act 167 grant programs, both through the state Department of Environmental Protection.

Emergency Management agencies at the county and state level, as well as cities in the Lehigh Valley say they're ready for whatever happens after the snowstorm: including a risk of severe and dangerous flooding.

The proposed hydrogen tax credit rules that could be worth billions for projects, including those in Pa.

Rodale Institute on Veterans Day celebrated $500,000 in state funding awarded for its Veteran Farmer Training program. The program draws trainees from across the U.S.

That endowment will help improve parks across the city by providing long-term funding for the Parknership’s work.

Inversion is a natural phenomenon that causes bottom water to flow up to the top surface and surface water to drop to the bottom. It's causing some households' drinking water to smell and taste different.

A secondary cold front Tuesday will bring little opportunity for precipitation and another day of windy conditions across the region, forecasters say, setting the stage for risk of fire spread.

Participants in this year's D&L RaceFest, the largest yet, took to Lehigh Valley streets and trails Sunday. The day's top prizes both went to Easton residents.

The Lehigh Valley is parched, again. Here's what the region needs to get out of the drought that has led to burn bans and voluntary water conservation measures.

The Blue Mountain fire, also called the Gap Fire, erupted Saturday in Lehigh Township. It's now 100% contained, officials said.

The last substantial rainfall in the area came Sept. 28, when nearly a quarter-inch fell at the climate station at Lehigh Valley International Airport. Here's why that could make anticipated rainfall Sunday very dangerous for drivers.

Join Megan Frank at 9:30 a.m. and 6:30 p.m. every Friday for Insights with LehighValleyNews.com on WLVR. This week, she's joined by politics reporter Tom Shortell and digital managing content producer Stephanie Sigafoos.

A ban on open fires in Northampton County will take effect Sunday. Charcoal and propane grills still will be allowed, along with fires in a fireplace or otherwise contained indoors.

The red flag warning is in effect from 8 a.m. to 6 p.m. Friday in both Lehigh and Northampton counties. It's the second red flag warning issued so far this month.

The fire erupted Saturday in Lehigh Township. Over the following days, the fire grew from 150 acres to almost 600 near the border of Northampton and Carbon counties.