Environment & Science

The biggest differences between tropical and subtropical storms are in the way they form and in the broad impacts. A subtropical system could target the region this weekend.

A heat map generated from PennDOT crash statistics shows a high rate of collisions involving deer and vehicles — the Lehigh Valley included. Pennsylvania also ranked No. 3 overall for the likelihood of having an animal-vehicle collision.

Several Lehigh Valley residents reported witnessing a string of lights in the sky in the Allentown and Bethlehem areas on Saturday night, Sept. 16.

High pressure originating from the Great Lakes is shifting offshore on Sunday, paving the way for an approaching cold front and unsettled conditions.

The fellowship focuses on bolstering students who show interest and promise in leadership and social impact. Of the more than 44,000 applications submitted, only 4,000 were accepted.

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.

The mud-colored salamander–also known as a snot otter, mud devil, and Allegheny alligator–can grow to be two feet long, and can live up to 30 years.

This year's Bake Oven Knob Autumn Hawk Watch has so far recorded more than 1,000 migrating birds of prey, not including the dozens logged Thursday morning.

How much snow is coming this winter? Model ensembles and long-range outlooks are starting to yield some clues.

Officials at Jacobsburg Environmental Education Center on Wednesday held their annual "Monarch Madness" tagging event. Four male and two female monarchs were tagged.

WLVR's Megan Frank talks with journalists Molly Bilinski and Jason Addy.

Applications open Monday for the 2024 Lehigh Valley Greenways Mini Grant Program and are accepted until 4 p.m. March 8. The grants are earmarked for conservation efforts in Lehigh and Northampton counties.

A 605-pound black bear harvested in the Lehigh Valley has ranked one of the largest in the state to be bagged during its most recent season, and was the sixth-heaviest bear in Pennsylvania for 2023.

Bethlehem City Council on Jan. 17 unanimously approved $88,802 to be put toward the designs of Phase II improvements along the Monocacy Way Trail.

There’s good news ahead for the Lehigh Valley, as temperatures are expected to get progressively warmer each day this week, with "no additional replenishment of arctic air from Canada."

Orion is one of the easiest constellations to identify because of the three stars that make up the hunter's belt.

The team behind Lehigh University's "Community Mapping for Environmental Justice” project is creating an interactive map of litter in Bethlehem. Officials said the collaborative effort aims to improve the health and well-being of the entire community.

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.

The city is one of the first in the Lehigh Valley to carve out a position for a dedicated sustainability coordinator to oversee environmental initiatives and bolster community engagement.

Registration is open for the Nurture Nature Center's Youth Climate Summit of the Lehigh Valley, a free event April 19 and 20. The summit aims to engage middle and high school students in climate change issues, as well as seek solutions.

WLVR's Megan Frank talks with journalists Stephanie Sigafoos and Julian Abraham.

A complex storm system will bring snow to the Lehigh Valley on Friday before temperatures tumble, forecasters warn.