Environment & Science

The Lehigh Valley is under a red flag warning Wednesday, and officials say critical fire weather conditions are expected.

Excessive road salting during the winter months can negatively impact the environment and local infrastructure. A nonprofit is working to collect salinity data from waterways.

PennEnvironment launched an interactive map of efficient and renewable energy projects across the state. Here are the Lehigh Valley projects included.

Almost 100 volunteers on Saturday picked up litter at Monocacy Creek. Organizers said there was "lots of camaraderie” and enthusiasm.

The Allentown Environmental Advisory Council is examining three of the city's largest buildings to identify potential opportunities to boost efficiency and cut costs.

Lehigh Valley residents eager to begin their spring gardening are looking toward the last frost and freeze dates for the area — but they'll have to be patient.

Ruth Santiago, an attorney and environmental activist in Puerto Rico, is returning to the Lehigh Valley this month to speak to students and residents about alternative electrical systems and environmental equity amid climate change.

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 commonwealth is getting $265.9 million in federal funding to upgrade its aging water infrastructure. The state has the fourth most lead pipes in the nation, according to a recent EPA survey.

The spring migration count at Hawk Mountain has begun. So far this season, 137 birds of prey have been recorded.

The National Weather Service issued the warning Saturday afternoon for parts of Lehigh and Northampton counties, extending into Carbon County.

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.

Five farms, three in Lehigh County and two in Northampton County, were the latest to be included in the commonwealth’s Farmland Preservation Program, along with more than a dozen others across the state.

Some areas reported almost 14 inches of snow, with flakes the size of cotton balls. Other areas got just a few inches. Said a National Weather Service meteorologist: 'I completely understand the shock factor.'

The Lehigh Valley is under a winter weather advisory in effect from 10 p.m. Friday to 10 a.m. Saturday, with a chance the snowfall that could overperform in parts of the region.

WLVR's Megan Frank talks with journalists Molly Bilinski and Phil Gianficaro.

Presidents Day weekend is approaching, and historically the period has been prime time for big storms. That won't be the case Friday, but a few inches of snow are possible in the Lehigh Valley.

A Lehigh Valley resident was recognized as a “Volunteer of the Year” for 2023 by Keep Pennsylvania Beautiful, a statewide nonprofit that focuses on litter cleanups and community improvements.

Less than 24 hours removed from the Lehigh Valley’s heaviest snowfall in three years, forecasters have a word of advice to offer: don’t put the shovel away just yet.

Tuesday's fast-moving storm swept quickly through the Lehigh Valley but packed a wallop, bringing nearly a foot of snow to several spots.

“This has been a tremendously difficult storm to forecast due to rapidly changing conditions/temperatures expected and the difference in timing,” the National Weather Service said in its forecast discussion.

PPL Electric Utilities and Met-Ed reported more than 13,000 customers without power Tuesday morning as a winter storm swept through the region.