Environment & Science

Many spots could receive 2 to 3 inches of rain, forecasters warn, with areas of flooding possible Sunday night as another coastal storm targets the region.

Amid the joy and festivities, environmental advocates are urging residents to keep sustainability in mind during what can be a time of year when trash and waste spikes.

State environmental officials on Thursday evening hosted the last of five public engagement sessions, as they work to create a Priority Climate Action Plan, or PCAP, aiming to reduce greenhouse gas emission statewide and mitigate further effects of climate change.

Forecasters say another impactful storm is expected to move up the coast, bringing heavy rain and gusty winds to the region Sunday into Monday.

The new official map marks recently acquired land, while setting priorities for future desired open space.

A Tuesday evening webinar cosponsored by the Bethlehem Area Public Library and Bethlehem Food Co-Op focused on how residents can meaningfully participate in the city’s efforts to fight climate change.

The Lehigh Valley remains devoid of accumulating snow events so far in December —and it looks like that pattern will continue straight through the holiday season.

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

Sunday's rain could transition to snow as the storm system departs the region Monday morning, with the potential to affect the morning commute, according to the National Weather Service.

The U.S. Department of Agriculture updated its plant hardiness map, showing a warmer Lehigh Valley. The region has moved into a warmer zone from the one where it was placed more than a decade ago. Experts say it has consequences for plant seasons and species.

The swarms are common around bodies of water, making Bethlehem neighborhoods near the Lehigh River more susceptible. While a nuisance, they pose no threat to residents.

These high pressure systems located near Bermuda have a clockwise circulation, which means the eastern U.S. receives south to southeast winds, bringing in the heat and humid air.

State transportation officials on Wednesday held an online public forum to answer questions from residents about their 12-Year Program, a planning and funding tool for state-owned road and bridge projects.

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.