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.

Gov. John Shapiro last month signed HB 1333 into law, which allows for recycled materials to be used in stuffed toys manufactured and sold statewide. In the Lehigh Valley, one toy manufacturer plans to launch a sustainable line.

The National Weather Service has extended an excessive heat warning now in effect until at least 6 a.m. Wednesday, with dangerously hot conditions and heat index values up to 106 degrees in the Lehigh Valley.

Earth's moon will be full on Sunday night, but what does the other side look like at that time and why?

What started as an idea has blossomed into a bustling business. Now, husband-and-wife duo Chris and Sheri Anthony are sharing big-league aspirations for their little farm

For almost a century, hikers have trekked the Appalachian Trail, the world’s longest hiking-only footpath. A thru-hiker documenting her trek on social media recently stopped in the Lehigh Valley.

The National Weather Service has issued a heat advisory and excessive heat watch for the Lehigh Valley and southeastern Pennsylvania. The heat advisory will be in effect from Sunday into Monday. Then the temperature really turns up, with heat indexes in triple digits.

The position, budgeted for one year after the annual process turned contentious, focuses on creating and facilitating sustainability initiatives while capturing grant funding to cover the cost of related projects.

The start of Lehigh Gap Nature Center’s annual hawk watch is just over a month out, and preparations are well underway. A tradition in its 64th year, volunteers count birds of prey as they migrate along the raptor "superhighway" in the Lehigh Valley’s backyard.

The National Weather Service posted a flood watch starting at 6 a.m. Friday for the Philadelphia region and its suburbs.

Funding was awarded through the Lehigh Valley Greenways Mini Grant Program. The program aims to protect and promote natural resources through the implementation of ready-to-go, single-year projects.

With other communities around the state adopting bans on plastic bags, Lower Saucon could be on its way to something similar. if approved, it would involve a transition process to show shoppers the bigger picture and give time for businesses to properly offload plastic bags on hand.

The National Weather Service expanded an excessive heat warning into the Lehigh Valley on Wednesday, calling for dangerously hot conditions with heat index values up to 105 degrees. A severe weather threat will follow.