Environment & Science

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.

Microplastic contaminants have been found in 53 waterways in Pennsylvania, including in the Lehigh River, according to clean water advocacy group PennEnvironment.

As snowstorms hammer away at the Lehigh Valley, there is a lot of news about massive blackouts following snowstorms in Texas where people are taking drastic measures to stay warm including running cars to heat their homes.

As the Lehigh River draws people from all over the region for whitewater season, the churning of the water depends on a dam controlling the flow.

The post went viral on Facebook, falsely claiming that hunters are required to wear $30 fluorescent orange face masks featuring the state Game Commission's logo.

State environmental regulators are hitting Sunoco’s Mariner East pipeline project with its sixth violation in Lebanon County since mid-August.

A federal appeals court called Pennsylvania’s regulations for coal plant emissions too weak and ordered the state to revise them.

This summer’s combination of record-breaking heat, Black Lives Matter activism, and the pandemic has led to conversations on environmental justice.

As state lawmakers debate how to help Pennsylvania’s economy recover from the coronavirus shutdown, environmental groups see an opening for a cleaner future.

Creator of #BrownSkinPlantMama, Veronica Moore is sharing her journey of healing with nature... while also creating a space for Black and Brown people in the plant community.

Pennsylvania Attorney General Josh Shapiro charged two pipeline companies with polluting groundwater and streams in a series of spills in 2015 along a pipeline project in Washington County.

For the first time, Penn State University Lehigh Valley students can pursue a degree in cybersecurity.

State senators are weighing the risks and benefits of Pennsylvania joining a regional cap and trade program targeting greenhouse gases.