Environment & Science

A tropical system that was officially named Ophelia on Friday will drench the East Coast this weekend, including the Lehigh Valley, officials said.

The free festival runs from 10 a.m. to 3 p.m. at the center. The schedule includes nature walks, live animal presentations, monarch butterfly tagging, music and more.

Northampton County and its conservation district appear poised to split after a County Council committee meeting Wednesday showed deep distrust between them

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.

PennEnvironment's 2024 “Renewables on the Rise” report ranks every state for the production of wind energy, solar power, energy storage and other metrics over the last decade, tracking growth.

Plainfield Township supervisors voted to consider a zoning change that would pave the way for the Grand Central Landfill to expand. It's the first of many, many steps in the process.

Covering 187 acres in Salisbury and Upper Saucon townships, the sanctuary has seven different trails, and is the conservancy’s ninth nature preserve in the Lehigh Valley.

The plan, estimated to cost more than $300 million over the next decade, seeks to overhaul and upgrade aging water and wastewater infrastructure across more than a dozen Lehigh County municipalities.

“It will feel more like a mid-to-late August day, with highs in the low to mid 80s under clear skies,” the weather service said in its latest forecast discussion, noting records could fall for climate stations across the region.

The Bethlehem Area School District is getting $2 million in federal rebates to buy 10 more electric school buses. Officials expect the buses to be in service next school year.

This week is a good one to spot the planets that are visible in the night sky, both in evenings and early mornings.

EPAWA meteorologist Bobby Martrich said, “While the milder outlooks that are out there have merit and support, it’s not as cut and dry as it seems and there can be some surprises, especially earlier in winter.”

Easton's Nurture Nature Center is hosting a free star party in Scott Park from 7 to 10 p.m. on Saturday, Oct. 19, offering use of their telescopes and the expertise of their staff to help budding stargazers.

Wildlands Conservancy, as well as other partners and stakeholders, on Tuesday marked the completion of restoration work on the Bushkill Creek at Lafayette College with a celebration and wildflower-planting.

Current conditions in the Lehigh Valley and throughout the region will support the spread of any fires that ignite, the National Weather Service warned Friday. Any fires that erupt could be difficult to control.

The commonwealth’s fourth fall foliage report was released Thursday. Here's the forecast for the coming week in Lehigh and Northampton counties.