Environment & Science

On Tuesday afternoon, Lehigh Valley International Airport recorded temperatures that tied the record heat set in Allentown over a century ago on June 24.

In addition to the Kline’s Island Sewer System, or KISS, regional wastewater plan, committee members advanced the Lehigh Valley Hazard Mitigation Plan to the full commission.

With the Lehigh Valley under an extreme heat warning through Wednesday, area doctors are urging residents to keep hydrated and stay cool.

PJM Interconnection, the regional grid operator headquartered in Valley Forge, issued a maximum generation alert and load management alert for Monday.

The first day of summer can be told by the sun's position, as well as the calendar.

Presented in partnership with the Nurture Nature Center, it’s the city’s first free Sustainability Movie Night, an effort organizers said aims to bring the community together for conservation education.

With the Lehigh Valley under an extreme heat warning next week, Allentown is offering free pool admission. Find out other ways to beat the heat.

The Delaware River was chosen as the commonwealth’s River of the Year. It was celebrated Wednesday with a festival.

Easton late last month became the third major city in the Lehigh Valley to seek certification through Bird Town Pennsylvania, an annual designation focused on community-based conservation.

Tick season is in full swing in the Lehigh Valley. In addition to blacklegged ticks, those most often associated with Lyme disease, the invasive Asian longhorned tick also calls the Valley home.

Wildlands Conservancy’s first fall photography contest is underway, with entries due just before midnight Thursday. Officials said the contest aims to encourage residents to explore the outdoors, as well as share their interest in nature with others in the community.

The Lehigh County Authority used municipal meetings to highlight what upgrades were currently planned to Lehigh County's sewer system, and what might be needed form the local governments

The coldest air of the season thus far is arriving in the Lehigh Valley, with forecasters touting conditions favorable for snow showers and squalls this afternoon.

Starting this month, and running on select Thursdays through March, this year’s series includes officials from state and local agencies, as well as nonprofits. It's free for members and costs $5 for non-members.

Brad Klein reviews the week’s astronomical highlights with Bethlehem’s 'Backyard Astronomy Guy," Marty McGuire.

Less than a decade old and with trainees coming from all over the country, Rodale Institute’s Veteran Farmer Training program aims to give veterans the tools they need to pivot into successful farming careers, as well as spread knowledge about sustainable farming practices and regenerative organic agriculture.

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.

Two professors were recently awarded a three-year, $750,000 grant from NASA to help engage and retain women in STEM, or science, technology, engineering and math, disciplines. The college was one of seven institutions to get funding.

Hunters Sharing the Harvest, Pennsylvania’s venison donation program, has since 1991 built a network of deer processors and food pantries across the state, donating nearly 2 million pounds of venison. Deer rifle season begins Saturday.

Widespread heavy rains moved out of the Lehigh Valley early Wednesday, with the storm expected to bring a wintry mix across New England and the interior Northeast on the day before Thanksgiving.

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.