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.

Smoke drifted over the Great Lakes on Monday night and pushed east, the National Weather Service said, with forecasters warning it will result in smokier skies for the Lehigh Valley and large swaths of the eastern U.S. on Tuesday.

Antone “Tony” Pierucci has been selected to be the new executive director of The Delaware & Lehigh National Heritage Corridor.

The National Weather Service said the haze could be more apparent toward the late afternoon and evening hours, particularly at sunset.

This week, Japanese lunar mission ‘Resilience’ prepares to deploy its lander to the moon’s surface. If all goes according to plan, it will happen Thursday, June 5.

During this year’s spring migration count, which ran from April 1 through mid-May, Hawk Mountain volunteers and staff tallied 1,271 birds of prey.

Sixty-eight state parks across Pennsylvania now offer free menstrual products. It's part of a broader initiative to make public spaces across the commonwealth more accessible and supportive for all.

Technology is a major component in PPL Electric Utilities' ability to provide reliable service to its 1,700 customers in Eastern and Central Pennsylvania.

Essentially a scholastic scrimmage for environmental science, the annual Envirothon combines classroom learning and outdoor activities to engage students in the environment. Find out where Lehigh Valley teams placed.

A two-building, 20-unit apartment complex along Quarry Road received unanimous preliminary final approval from the North Whitehall Township Planning Commission on Tuesday night.

The program will offer an associate's degree, certificate or three-course diploma.

Top-prize-winning projects include plans for an outdoor classroom at Trexler Middle School, several garden spaces and a free bike tune-up day.

Keystone Cement Co.'s hazardous waste permit has been renewed by the state Department of Environmental Protection. Part of the company's plan is to change how it transports waste, from trucks to rail.