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.

Unforeseen issues and obstacles have pushed the timeline for Lehigh Valley Breathes back. The regional air monitoring project aims to measure fine particle pollution.

Easton's Nurture Nature Center is searching for stargazers to join in the Hubble Night Sky Observing Challenge, where participants look out for some of the spectacles the legendary telescope has photographed.

The 109th PA Farm Show opens this weekend in the state capital, kicking off a week of competitions and demonstrations. Here's what you need to know about admission, parking and more.

With the system three days away, the weekend will serve as the calm before the storm, with questions remaining on exactly where it will track and how much snow will fall across the region.

Preliminary testing showed the presence of highly pathogenic avian influenza. Sick birds were also found at both locations.

January is National Radon Action Month. Public health officials are urging residents to stay informed of the risks, test and support legislative efforts to increase testing.

While Friday may only bring a dusting to an inch of snow for the Lehigh Valley, forecasters say it could be a sign of things to come. They're watching trends for Monday continue to pull the next system north.

The Lehigh Valley Audubon Society, in partnership with the Lehigh Gap Nature Center, is holding its 10th annual Christmas Bird Count for Kids on Saturday, Jan. 11.

The National Weather Service said Monday the scenario will lead to “exceptionally high probabilities of below-normal temperatures expected across much of the East," but the true intensity of the cold is still unknown.

More than 300 Met-Ed customers were impacted by damage to three poles when a tree fell into lines near South Delaware Drive in Easton, which reportedly closed the road as well.

A look back to the weather headlines that dominated 2024, and what's to come for the Lehigh Valley. Could a cold and snowy January be on tap?

Depending on cloud cover, the Lehigh Valley could see a lunar eclipse between midnight on March 13 through early morning March 14. A solar eclipse could peak just after midnight on March 29.