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.

Shop now if you're looking for electricity at a lower cost.

In a 260-year-old city, much of the infrastructure was built in another century, Mayor Matt Tuerk says.

Soltech Solutions, a Bethlehem start-up, helps 'bring nature indoors.'

The mayor and other officials defined some broad goals and initiatives including continuing to purchase 100% renewable electricity for all municipal operations,

Many who came to SteelStacks in Bethlehem found their roots in gardening during the pandemic.

Air quality in the Lehigh Valley got a 'C' grade for in 2021, up from a 'D' the year before.

The center will feature an exhibit of live otters and a 3-pond habitat.

Observers are expecting legal challenges to Pa.'s participation in the Regional Greenhouse Gas Initiative.

The winning Bangor team will go on to compete in a statewide competition next month.

Cynerio says the flaws could have allowed hackers to control the robots, open locked doors and watch patients.

Because the state isn't complying with its plan, the EPA will redirect money and step up its inspections.

Virtual public hearings on the new rules are set to begin this week.