Environment & Science

Lehigh Valley Breathes, a Valley-wide effort, aims to measure air quality. From the collected data, officials said they will make recommendations for improvements.

It’s becoming increasingly probable that a subtropical storm develops off the Southeast coast this weekend, forecasters say, but expected impacts to the Lehigh Valley remain in question.

It took less than two weeks to fix operational issues at Kline’s Island Wastewater Treatment Plant on Union Street. Officials described the sewer odor as an ‘"earthy" or "rotten egg" smell but said it is not harmful to human health.

The average price for a gallon of gas in the Lehigh Valley was $3.87 this week. That's below the Pennsylvania average of $3.92 per gallon but up slightly more than 11 cents from last week, according to AAA.

The letter-writing campaign began Sept. 9. It is unclear how many emails city councilmembers have so far received.

Released Tuesday, results from Muhlenberg College Institute of Public Opinion’s National Surveys on Energy and the Environment show Americans want to prevent future global warming, and also believe adaptation to climate change will require major lifestyle changes.

The biggest differences between tropical and subtropical storms are in the way they form and in the broad impacts. A subtropical system could target the region this weekend.

A heat map generated from PennDOT crash statistics shows a high rate of collisions involving deer and vehicles — the Lehigh Valley included. Pennsylvania also ranked No. 3 overall for the likelihood of having an animal-vehicle collision.

Several Lehigh Valley residents reported witnessing a string of lights in the sky in the Allentown and Bethlehem areas on Saturday night, Sept. 16.

High pressure originating from the Great Lakes is shifting offshore on Sunday, paving the way for an approaching cold front and unsettled conditions.

Shopping not your thing? #OptOutside and join the movement started by specialty outdoor retailer REI in 2015 as a way to encourage people to reconnect with nature. We've got a list of places to check out across the Lehigh Valley.

Local officials warn residents never to pour fats, oils and grease (FOG), into the sink because it can harden and cause blockages in pipes.

Lafayette Junior Remy Oktay flew a Pipistrel Alpha Electro about 500 feet above Fisher Stadium on Saturday.

Animal response workers cared for up to 5 dogs and a cat at Nitschmann Middle School as they sheltered with their people.

A hot, dry July this year slashed yields for many Lehigh Valley farmers this year, just as prices for fertilizer hit all-time highs. Now, Northampton County is offering help them implement new practices that could let them use less.

Officials offer 6 tips to keep Pa. consumers' energy costs down and keep warm as temperatures drop.

The Lehigh Valley had its first taste of snow on Tuesday, and the National Weather Service says temperatures will run 10 to 15 degrees below normal through the weekend.

The official start of winter comes Wednesday, Dec. 21. But snow could fly in the Lehigh Valley on Tuesday, with a winter weather advisory to our north.

Civil engineering association ASCE gave the state the same grade it did in 2018 as the commonwealth continues to face challenges improving its infrastructure, but optimism is strong a year after the Bipartisan Infrastructure Bill was signed.

A songwriting workshop at Broughal Middle School stems from a partnership between the Any Given Child program and Icehouse Tonight.

Certain doses of the ADHD drug Adderall are in short supply. Experts from the Lehigh Valley share their perspectives on causes and complications.

Election Day is shaping up to be a classic fall day across the Lehigh Valley and the rest of the region. It's what will come later this week that's likely top-of-mind for weather watchers.