Environment & Science

In the Lehigh Valley, 22 out of just the last 30 days have seen dew points at or above 70, meaning nearly three-quarters of recent days have been sticky enough to feel more like Florida than eastern Pennsylvania.

A project of the Pennsylvania Municipal League and Sustainable Pittsburgh, Sustainable Pennsylvania is a voluntary program focused on helping municipalities improve sustainability to save money, conserve resources and improve residents’ lives.

Allentown police can hand out tickets to anyone caught swimming in natural waterways in the city, Mayor Matt Tuerk said, urging residents not to let a $100 fine “ruin your summer.”

The city was awarded funding through a state Department of Environmental Protection grant to buy seven electric vehicles. However, more funding is needed for charging infrastructure.

The National Weather Service issued a flash flood warning for the Allentown, Bethlehem and Easton areas until 9:30 p.m. In the Emmaus area, more than 2 inches of rain had fallen in two hours, a meteorologist said.

This week, Brad Klein and Marty McGuire talk about an observatory making waves in the astro-photography world: the new Vera C. Rubin Observatory in Chile.

Lehigh University now has six immersive learning experiences, or virtual reality games, aimed at engaging students, residents and visitors.

Applications open next week for the Transportation Alternatives Set-Aside of the Federal Highway Administration’s Surface Block Grant Program.

A first-of-its-kind in the Lehigh Valley, the dome is expected to draw students and visitors both locally and from outside of Pennsylvania.

This week, the sad news that an ambitious mission to land a robotic craft on the moon ended in failure last month.

Bethlehem Parking Authority officials on Thursday announced they were awarded the 2023 Governor’s Award for Environmental Excellence for the authority's Park Green Program.

Bangor Area High School's Team Maroon placed first at the Northampton County Conservation District’s annual Envirothon competition, held April 20 at Louise Moore Park. The school's Team White placed second.

An active weather pattern will continue in the Lehigh Valley through the weekend and beyond as a plume of moisture surges into the area, forecasters warn.

The Lehigh Valley Planning Commission's Environmental Committee on Wednesday heard a presentation about two climate action plans that must be completed over the next two years to meet the funding's requirements.

Palmer Township has earned a Tree City USA designation for 2022 through the Arbor Day Foundation. Officials said the advantages of healthy trees can range from environmental benefits to enhancing the visual appeal of a neighborhood and increasing property values.

The Pa. Fish and Boat Commission awarded a $175,000 Boating Facility Grant to Northampton County for the Minsi Lake Access project, specifically for improvements to the boat launch area.

Community leaders gathered to walk around — literally — and brainstorm ways to make things safer for those who don't drive. The effort will last into the fall and involves several communities in Lehigh and Northampton counties.

The Lehigh Valley is locked in a prolonged period of chilly and unsettled weather, and forecasters say a coastal storm could bring significant and much-needed rain for the weekend.

People who stayed up late Sunday night were treated to an incredible display of the northern lights, which were visible in the Lehigh Valley.

The National Weather Service issued a severe thunderstorm watch for Lehigh, Northampton, Carbon, Monroe and several other eastern Pennsylvania counties.

Take a look at stories throughout the week of which we are most proud, had a profound impact on readers or that you might want to look at again.

Mayors in Allentown, Bethlehem and Easton are coming together to fight against worsening climate change and strengthen sustainability across the region. Two of the three cities have their own climate action plans.