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.

Lehigh Valley Zoo will welcome red pandas in 2024 as part of its effort to introduce new species to the zoo.

The Governor’s Award for Environmental Excellence is open to any commonwealth business, farm, government agency, educational institution or nonprofit organization that has developed or participated in a project that promotes environmental protection and stewardship. Applications are due by Jan. 3.

When state officials announced a series of in-person and virtual meetings there were no in-person meetings slated for the Lehigh Valley, even though the region is the third largest metropolitan area in the commonwealth. A meeting in Allentown has been added to the schedule.

A decade or so after buying his South Whitehall Township home in the late 1960s, Fred Buse started recording the average temperature, precipitation type and amount, as well as any animal sightings in his backyard to study and track the health of the local environment.

Saturn is close to the moon tonight. You'll need binoculars or a small telescope to make out the rings.

A significant storm is set to soak the region this week, and it will come during the peak travel days ahead of Thanksgiving. Some areas could even see wintry precipitation.

While the goal is to transition communities to clean energy while creating jobs, there are still many unknowns about the projects. Even though there are two hubs slated for Pennsylvania, it could be a while before the Lehigh Valley’s residents begin to feel any impacts.

First introduced by state Sen. Lisa Boscola, D-Lehigh Valley, in 2015 and approved by the Senate in July, the bill would increase the fine and direct any monies collected towards bald and golden eagle conservation efforts across the commonwealth.

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.

Pre-Thanksgiving storm ahead: Your best-laid plans to hit the road for the holiday could be upended next week, forecasters warn.

Officials announced Wednesday the start of its Climate Challenge as part of a broader Climate Action Plan, with goals of making sequential steps in steadily reducing greenhouse gas emissions.

Weeks away from the official start of winter, the National Weather Service has established new winter storm warning criteria, officials confirmed late Monday.