Environment & Science

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.

Allentown’s Cedar Creek Park was covered Thursday in lesser celandine, a low-growing, mat-forming flower that’s been flagged by the Department of Conservation and Natural Resources.

Meteorologist Bobby Martrich of EPAWA Weather Consulting highlighted the area as one to watch, thanks to the setup of a “thermal gradient” or baroclinic boundary as the storm moves through.

This week, Brad Klein shares his thoughts about the commonly heard phrase, "meteoric rise."

The Lehigh Valley is under a winter weather advisory from 4 a.m. to 1 p.m. Tuesday, with total snow and sleet accumulations of 2 to 5 inches expected, with the greatest amounts at higher elevations.

While the program has expanded into the Lehigh Valley over the past few years, and is growing in popularity, officials said demand has also increased this year as federal programs and initiatives were canceled or paused.

The Lehigh Valley is in line for potential snowfall Tuesday as a coastal storm takes aim at the region, but there's a lot of uncertainty at this point," forecasters say.

After persistently dry, windy weather last year triggered concerns over the longevity of holiday trees, this year’s crop is shaping up well, Lehigh Valley growers said, with many different varieties available.

The Kline’s Island Sewer System, or KISS, regional wastewater plan has been approved by more than a dozen Lehigh County municipalities. Now, it's up to the state Department of Environmental Protection to approve it.

The survey, part of a project out of Lehigh’s Climate Resilience Center, is open until mid-December. As an incentive, residents who complete the survey will be entered to win a $20 Amazon gift card.

This week on Watching the Skies, WLVR's Brad Klein and Bethlehem's "Backyard Astronomy Guy" Marty McGuire dissect online misinformation circulating about an approaching comet. The third interstellar comet ever detected, combined with the long-running government shutdown, slowed NASA's response to the solar phenomenon, only fueling theories about the comet.

Amid the celebrations and family gatherings, residents can be mindful of their decisions this Thanksgiving, instituting small changes that could make a big difference during one of the most wasteful times of the year.

The nonprofit water and wastewater utility on Friday asked customers in its service area to voluntarily reduce their water use by 5% amid persistently dry conditions.

Lehigh Valley Planning Commission on Thursday reviewed a draft of its Industrial Land Use Guide, highlighting key points of concern and some potential mitigation strategies to address bigger, more utility-intensive uses.