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.

Officials announced Wednesday the start of its Climate Challenge as part of a broader Climate Action Plan, with goals of making sequential steps in steadily reducing greenhouse gas emissions.

Weeks away from the official start of winter, the National Weather Service has established new winter storm warning criteria, officials confirmed late Monday.

City council on Wednesday will consider overriding Mayor Matt Tuerk's veto of council’s approved 2024 no-tax-increase budget, which did not include the position. Advocates still hope to find a way to a hire a sustainability manager.

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

A November 11 Facebook post showed a map of Pennsylvania and the surrounding mid-Atlantic region being walloped by snowfall in the weeks ahead. It's "wrong" and "without context," a local meteorologist said.

Edward Boscola, city water and sewer resources director, said Wednesday that a roughly $2 increase in monthly sewer charges would keep the capital fund in good shape, minimize borrowing and contribute to upcoming projects at the wastewater facility.

The Lehigh County Authority released the estimate and a schedule of public meetings to review the plan and collect feedback from affected residents. The first meeting is scheduled for 6 tonight in South Whitehall Township.

Lafayette College's commercial composting vessel was placed in June. It comes more than a decade after the college first started it's composting program, with the dining hall using fully compostable packaging and cutlery.

The Pennsylvania Department of Environmental Protection policy now recognizes 1,965 environmental justice areas in Pennsylvania. More than 200 are in rural counties.

Greater Easton Development Partnership has gotten agricultural grants totaling $60,000 from the Pennsylvania Farm Bill's Urban Agriculture Infrastructure Grant.

The first new building on Muhlenberg’s campus in more than a decade, the Fahy Commons for Public Engagement and Innovation, 2400 W. Chew St., has racked up three different sustainability awards and certifications.

Lehigh Valley Breathes is a Valley-wide effort to monitor air quality amid emissions from trucking and warehousing. The project is expected to run for a year.