Environment & Science

Humidity has ramped up in a big way as the region is mired in a prolonged period of unsettled weather. But it's this or smoke, meteorologists say.

State environmental officials, along with conservationists across the U.S., are partnering this summer for a firefly observation program called the Firefly Watch Community Science Project.

The Schnecksville zoo's annual Independence Day Celebration included patriotic enrichment for the animals, free flags for guests, as well as live music from the Allentown Hobo “Almost” Marching Band.

More people are clamoring for drone shows, which are quieter and safer than fireworks, but Chris Hopkins has the ability to deliver both, and more.

Earlier this month, the state Senate approved Sen. Lisa Boscola's bill, which would increase the fine and direct any fees collected towards bald and golden eagle conservation efforts across the commonwealth.

Fireworks shows in Allentown and Bethlehem could be in jeopardy on Tuesday as the Lehigh Valley continues to be at the mercy of Mother Nature in a sticky, sultry pattern that won’t relent.

The National Weather Service issued a severe thunderstorm watch for several counties in eastern Pennsylvania, including Lehigh and Northampton. The watch will remain in effect until 11 p.m. Sunday.

Three high school interns have been working at the Easton Urban Farm at the Easton Area Neighborhood Center. This is the third year for the high school program.

Lehigh Valley prepares for a humid Sunday with the possibility of severe thunderstorms and damaging winds. Showers and thunderstorms are expected in the afternoon, with a line of storms forming and moving eastward. There is also a small chance for brief spin-ups.

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.

A farm in Lehigh County has tested positive for HPIA, according to a news release Monday from the state Department of Agriculture. A response team is in place and the farm has been quarantined, officials said.

This week, WLVR's Brad Klein explore The Pleiades, a prominent winter asterism, or group of stars that form a recognizable pattern in the night sky.

State officials announced the theme for this year’s annual tick-themed art contest, “Protect. Check. Remove.” Last year, there were no winners in the Lehigh Valley.

A cold snap that sent temperatures near historic lows brought record winter demand for electricity across numerous regional grids and service territories, including the Lehigh Valley.

Emmaus is one step closer to remediating two of its PFAS-contaminated wells. PFAS are also called "forever chemicals" because they are slow to breakdown in the environment and are linked to a variety of health issues.

Bird flu has arrived in the Lehigh Valley, contributing to the deaths of about 5,000 migrating snow geese at sites Lehigh and Northampton counties.

Letters of application for renewals of existing wastewater treatment plants and related discharges at Lehigh Township Municipal Authority-Pennsville and Lehigh Carbon Community College were approved by the LVPC Environment Committee on Tuesday morning.

The wind chill was minus 11 on Tuesday morning, and a cold weather advisory remains in effect in the Lehigh Valley until Wednesday. With those temperatures, we're more like Buffalo and colder than parts of Siberia.

The National Weather Service has issued a cold weather advisory for the Lehigh Valley and other parts of eastern Pennsylvania through noon Wednesday, with wind chills dropping to as low as 13 degrees below zero.

This week, WLVR's Brad Klein explore the prominent winter constellation Orion wit Marty McGuire, offering insights on its star patterns. Klein prefers to reimagine it as Orion the Dogwalker alongside the bright star Sirius.

While the snow took a few hours to start piling up, by mid-afternoon it was falling at rates of two inches per hour in some parts of the Lehigh Valley. Dangerous cold will follow the snow, forecasters say.

Following a Winter Storm Warning, The National Weather Service at Mount Holly, New Jersey has now issued a cold weather advisory for the Lehigh Valley and surrounding areas, warning of "dangerously cold" temperatures this week.