Environment & Science

A red flag warning is issued when the risk of fire danger is highest. The warning is in effect until 7 p.m. Friday.

The U.S. Drought Monitor on Thursday showed all of the Lehigh Valley in either “moderate” or “severe” drought.

At a hearing at Nitschmann Middle School in Bethlehem, concerned residents voiced worries about what could happen in the case of a train derailment of hazardous material.

This week on Watching the Skies, WLVR's Brad Klein and Bethlehem's Backyard Astronomy Guy Marty McGuire talk about the upcoming new moon, just in time for Halloween.

Lehigh and Northampton counties and surrounding areas ripe for easy-starting potential fire situations.

PennEnvironment's 2024 “Renewables on the Rise” report ranks every state for the production of wind energy, solar power, energy storage and other metrics over the last decade, tracking growth.

Plainfield Township supervisors voted to consider a zoning change that would pave the way for the Grand Central Landfill to expand. It's the first of many, many steps in the process.

Covering 187 acres in Salisbury and Upper Saucon townships, the sanctuary has seven different trails, and is the conservancy’s ninth nature preserve in the Lehigh Valley.

The plan, estimated to cost more than $300 million over the next decade, seeks to overhaul and upgrade aging water and wastewater infrastructure across more than a dozen Lehigh County municipalities.

The Bethlehem Area School District is getting $2 million in federal rebates to buy 10 more electric school buses. Officials expect the buses to be in service next school year.

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

Hot, summertime temperatures will expand across the U.S. and could bring the Lehigh Valley’s first official heat wave of the year, forecasters say.

As the assessment of damage and cleanup continues from last weekend’s storms, forecasters are warning of another overnight flash flooding risk for the Lehigh Valley.

WLVR’s Brad Klein speaks with reporter Julian Abraham about extensive damage caused by flash floods in parts of eastern Northampton County.

PPL on Tuesday afternoon hosted a webinar on its Deep Energy Retrofit Pilot program. Here's what Lehigh Valley homeowners need to know.

Five teams of volunteers competed Saturday to pick up the most garbage and litter from city streets. Here's who won.

Following heavy rainfall and flash flooding over the weekend, Northampton County Emergency Management Services is compiling an inventory of damages reported by municipalities.

The Lehigh Valley is under an air quality alert for the second straight day, but heavy downpours could wash out the smoke.

The “Take Action” campaign is designed to highlight connections for trail users through education and providing resources to boost engagement and opportunities to get involved and support the trail.

The heavy rains wreaked havoc on the region, already saturated by a round of storms last weekend. And more rain is expected this week.

With the strong possibility of more smoke this summer, the Valley's residents and event organizers are looking to the region’s leaders for guidance — but there’s no continuity or clear thresholds being imposed.

How much rain fell in the Lehigh Valley on Sunday, turning streets into raging torrents of water?