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.

Bird flu has arrived in the Lehigh Valley, contributing to the deaths of about 5,000 migrating snow geese at sites Lehigh and Northampton counties.

Letters of application for renewals of existing wastewater treatment plants and related discharges at Lehigh Township Municipal Authority-Pennsville and Lehigh Carbon Community College were approved by the LVPC Environment Committee on Tuesday morning.

The wind chill was minus 11 on Tuesday morning, and a cold weather advisory remains in effect in the Lehigh Valley until Wednesday. With those temperatures, we're more like Buffalo and colder than parts of Siberia.

The National Weather Service has issued a cold weather advisory for the Lehigh Valley and other parts of eastern Pennsylvania through noon Wednesday, with wind chills dropping to as low as 13 degrees below zero.

This week, WLVR's Brad Klein explore the prominent winter constellation Orion wit Marty McGuire, offering insights on its star patterns. Klein prefers to reimagine it as Orion the Dogwalker alongside the bright star Sirius.

While the snow took a few hours to start piling up, by mid-afternoon it was falling at rates of two inches per hour in some parts of the Lehigh Valley. Dangerous cold will follow the snow, forecasters say.

Following a Winter Storm Warning, The National Weather Service at Mount Holly, New Jersey has now issued a cold weather advisory for the Lehigh Valley and surrounding areas, warning of "dangerously cold" temperatures this week.

The U.S. Fish and Wildlife Service is considering the eastern hellbender for protections under the federal Endangered Species Act. Find out why habitat loss and the pet trade are contributing to population declines.

A new bridge in Lower Saucon Township allows pedestrians to navigate from Hellertown to Quakertown uninterrupted. A grand opening ceremony was held Saturday.

If predictions stay true, the Lehigh Valley would be on the higher end of the 4- to 7-inch range of snowfall. PennDOT and the PA Turnpike Commission have set vehicle and road restrictions.

Depending on how the system evolves, a robust and plowable storm seems like the more likely scenario for the region, with the timing on potential snowfall beginning to lock in for Sunday afternoon.

Confidence has increased for a clipper system to bring light snow to the region on Thursday, with potential for additional accumulation Sunday into Monday. The coldest air mass of the season arrives behind it, forecasters say.