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.

Officials gathered at The Waterfront to highlight the Environmental Protection Agency’s $5 billion climate pollution reduction grants program.

The region had been in drought and running a deficit in the rain column, but things changed in a big way on Monday for some parts of the Lehigh Valley. Now, more heavy rainfall is on the way.

The council voted 3-2, approving the preparation of a new landfill ordinance, all while the original proposal is under court review.

Storms today could bring damaging winds, large hail, flash flooding or even a tornado or two across the region. The Lehigh Valley is now under an enhanced risk for severe weather.

Take a look at stories that ran throughout the week of which we are most proud, had a profound impact on readers or that you might want to look at again.

Lehigh Valley Zoo officials this week publicly announced the birth of a bison calf, adding to the population boom of new animals at the zoo this year.

The greater potential impact with heavier showers and thunderstorms looks to be Friday and Monday, meteorologists say, with scattered storms over the weekend.

Pools around the Lehigh Valley participated in the World's Largest Swim Lesson with free sessions Thursday. Kids jumped in the wave pool at Dorney Park and Cedar Beach Pool in Allentown.

The danger of lightning is being highlighted by the National Weather Service during Lightning Safety Awareness Week, with five lightning fatalities nationwide so far this year and storms in the forecast in the days ahead.

The industrial waste discharge permit between the city of Bethlehem and Bethlehem Landfill is set to expire June 30. Experts demand more thorough water testing as well as accountability from the landfill.

Senator Bob Casey visited the chemical and gas company Air Products at its headquarters. Company engineers took him for a drive in a new hydrogen-powered Toyota.

The next two Wednesdays in June, Ott will be hosting "Breathe Easy" Lunchtime Plant Therapy workshops at A Little Bit of Local at ArtsWalk, 21 N. Seventh St. in Allentown.