Environment & Science

A three-person crew from Joshua Tree Experts spent hours pruning the trees on Camelot for Children's campus. The work was donated through the company's #JTGivesBack initiative.

City Conservation Manager Rob Christopher and Ian Kindle, chair of Easton's Environmental Advisory Council, called on college officials to repair the deforested slope in a joint email sent Friday.

Spring wildfire season runs from March through May across the commonwealth. State officials are urging residents to do their part to prevent wildfires.

Despite a warm surge this week, forecasters say it’s going to feel more like winter in the Lehigh Valley as we head towards the official first day of spring.

It’s expected to be a busy day for power crews in the Lehigh Valley with a wind advisory in place until 8 p.m., northwest winds of 20 to 30 mph and gusts up to 55 mph. Met-Ed and PPL Electric Utilities were reporting scattered outages.

The 120-acre park in Northampton County boasts more than 100 species of trees and shrubs from around the world. "What's unique is it's in a public park setting. It's run by county park staff, not a nonprofit or not a for-profit entity,” the superintendent said.

The clocks went forward, but the weather turned back a season on Sunday as blinding snow squalls pushed through the Lehigh Valley. A wind advisory remains in effect Monday.

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

Dozens of students from across Pennsylvania will descend on Saucon Valley Middle School’s gymnasium for FIRST Tech Challenge’s robotics state championship, including two teams from the Lehigh Valley.

Pennsylvania’s maple sugaring season is well underway. At the Monroe County Conservation District’s Singing Hemlock Sugar Shack, educators guided visitors through the history of maple syrup production.

Swaths of the Lehigh Valley were inundated by heavy rainfall on Sunday, leading to flash floods and prompting water rescues. Some areas received nearly 5 inches of rain, with a secondary front set to bring more on Monday.

A flash flood warning is in effect for parts of Lehigh and Northampton counties until 11:30 p.m. It follows a line of severe thunderstorms and a flood watch that will be in effect until 2 a.m. Monday.

The arrival of a slow-moving system will make for an unsettled weekend, forecasters say, with an excessive rainfall risk and potential flash flooding Sunday for the Lehigh Valley.

Wednesday marked the end of the first round of a three-year initiative called TOWERS, or Tackling Obstacles for Women’s Engagement and Retention in STEM, at Cedar Crest. Through the program, incoming freshmen are paired with mentors to complete science projects, gaining confidence and community along the way.

In the home stretch of summer, is the worst of the heat behind us? Here’s where things stand in the Lehigh Valley as we look ahead — and enter the peak of hurricane season.

Four farms in Lehigh and Northampton counties were the latest to be included in Pennsylvania’s Farmland Preservation Program. The program aims to ward off development and protect open spaces.

It's becoming more favorable as the summer goes on for viewing the planets in the evening sky, including Saturn. But did you know — its angle in relation to an Earth-bound observer is always changing.

The Storm Prediction Center has extended a tornado watch until 10 p.m., and the National Weather Service has issued a flash flood warning until 6:45 p.m.

Join Megan Frank at 9:30 a.m. and 6:30 p.m. every Friday for Insights with LehighValleyNews.com on WLVR. This week, she's joined by Managing Producer Stephanie Sigafoos and Northampton County reporter Ryan Gaylor.

With Tropical Storm Debby on approach to the region, forecasters continue to refine key messaging on what the Lehigh Valley can expect. We're at a 'slight' risk for severe weather, with tornadoes the main threat. Both Lehigh and Northampton counties are also under a flood watch.

Officials came together in Easton to discuss energy efficiency and weatherization programs intended to help residents while cutting emissions Thursday morning.

Tropical Storm Debby has been flooding parts of the Atlantic coast as remnants make their way north. As a result, PA-Task Force 1 has been deployed to assist North Carolina in emergency response operations.