Environment & Science

3M Co. has committed up to $10.3 billion, payable over 13 years, for remediation of per- and poly-fluoroalkyl substances, or PFAS.

Officials from the state Department of Environmental Protection issued a Code Red Air Quality Action Day for all of Pennsylvania, including the Lehigh Valley.

A tornado warning was issued in the Martins Creek area of Northampton County on Monday afternoon as severe storms moved through. On Tuesday, the National Weather Service confirmed a twister had reached the ground.

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.

The school district informed the community it will dismiss all students early “out of an abundance of caution” ahead of the solar eclipse on Monday, April 8.

A lab dedicated to the treatment of hematologic cancers is now open in Allentown. A generous donation helped the cellular therapy lab come into fruition at HNL Lab Medicine.

As severe weather rakes the East Coast, the National Weather Service has issued a special weather statement for the Lehigh Valley effective Wednesday afternoon. A nor'easter is also expected as a secondary low redevelops off the coast.

Monday's solar eclipse will not turn the skies in the Lehigh Valley pitch black, Moravian University astronomy professor Gary A. Becker said. Just a bit wonky. The ideal time in the Lehigh Valley to view the eclipse is 3:24 p.m.

Crews are set to get to work this year on a project to restore Bogert's Bridge after years of fundraising and design work.

The National Weather Service issued the flood watch starting from 6 a.m. Wednesday through 6 p.m. Thursday as the region undergoes several days of rain.

Township Manager Doug Bruce said the plans set forth in the Lehigh Valley Priority Climate Action Plan for Transportation Decarbonization will “set a precedent for other regions to follow.”

Pennsylvania Attorney General Michelle Henry is alerting consumers of scammers selling sunglasses to view the eclipse on April 8 that do not protect one's eyes from potentially permanent damage.

The Lehigh Valley is not only looking at a cold, damp and dreary start to the week, there's rain in the forecast through Thursday. Elevated parts of the region could even see some snow Wednesday into Thursday.

The Devil's Comet, which orbits the sun once every 71 years, will swing through our spatial backyard later in April.

Willow Haven Farm began its Foster a Chick program this week. Community members can take home the farm’s day-old baby chicks, take care of them for a few weeks, then return them to the farm.

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