Environment & Science

The Appalachian Mountain Club on Tuesday released their "Equity and Accessibility Assessment Along the Highlands Trail in Pennsylvania" a report focused on a 2.3 mile section of the D&L Trail.

Temperatures overnight Wednesday into Thursday could dip into the mid 30s in the Lehigh Valley, forecasters say.

The Borough of Emmaus has chosen to take the steps to treat its own water supply after spending over a year seeking a solution to the municipality's PFAS contamination issue

Like all the other major cities in the Lehigh Valley, Allentown is a patchwork of neighborhoods, some with good tree cover and some without any. Officials plan to use a mapping tool as a starting point to make planting trees city-wide more equitable.

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.

The mayors of Allentown, Bethlehem and Easton will participate in group bike rides for Lehigh Valley Bike to Work Week.

In its third year, Spring on the Farm is scheduled for 11 a.m. to 3 p.m. on Saturday. The free event includes a seedling sale, as well as other local vendors.

A program that started at Easton's Nurture Nature Center to protect area watersheds has already garnered state recognition. Now it's expanding.

A Code Orange alert means the air is expected to be unhealthy for sensitive groups, such as young children and older adults with respiratory conditions.

Lehigh Valley planners held a public meeting Thursday at Allentown’s Bucky Boyle Park, where residents raised some safety concerns about the project.

A half-dozen city leaders and environmental advocates highlighted the economic, environmental and public health benefits the implementation of clean truck standards could reap across the Valley.

PPL said Wednesday it has hundreds of workers “ready to work around the clock to help get customers back online as safely and efficiently as we can." There were thousands in the dark early Thursday.

The chemical odor at Sharp Packaging Solutions that sent 54 employees to the hospital on Friday remains a mystery.

A wind advisory is in effect from 4 p.m. Wednesday until 4 a.m. Thursday, with northwest winds 20 to 30 mph and gusts of 40 to 50 mph expected. PPL said its ready to respond.

It's going to be a wild and windy few days for the Lehigh Valley and the rest of the Mid-Atlantic region, forecasters say, with temperatures set to soar before a strong cold front arrives.

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

Temperatures will be a roller coaster this week, with Sunday's seasonably cool air giving way to a few days of spring-like temperatures but with a chance of rain.

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.

Even with temperatures set to surge next week, experts say Mid-March could see a pool of cold air spilling into the Lower 48, potentially unleashing cold, stormy conditions.

A bright meteor raced across the skies around 6:50 p.m. Wednesday, with people near the Lehigh Valley reporting the sighting.

More than 100 businesses, officials, organizations and environmental advocates statewide — including two from the Lehigh Valley — signed a letter to Shapiro arguing his economic development plan, “Pennsylvania Gets It Done,” fails to prioritize sustainable industries and instead doubles down on fossil fuels.

LANTA and UGI Energy Services have signed a three-year deal that will provide the transportation authority with compressed natural gas collected from landfills in eastern Pennsylvania.