Environment & Science

Philadelphia set a record Saturday with its wettest March day on record, eclipsing 3 inches just before 2 p.m. The Lehigh Valley didn't get quite that much, but set a record of its own for the day, according to the National Weather Service.

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.

While not federally recognized, residents across the country for the last half-century have acknowledged Earth Day by demonstrating for more environmental protections, cleaning up their communities or learning more about the planet they call home through educational initiatives.

When excessive rain falls, the Lehigh Valley can see flooding of rivers, creeks, streams and other low-lying and flood-prone locations. These area roadways are usually impacted.

The Lehigh Valley is under a flood watch in effect from late Friday through Sunday morning, with excessive rainfall on the way and gusty winds following the storm that could result in power outages.

A coastal system is expected to bring heavy rain to the Lehigh Valley and much of the region this weekend, prompting concerns of flooding and power outages.

The Asthma and Allergy Foundation of America released its Allergy Capitals report this month. Allentown ranked in the Top 15 nationwide.

Late Tuesday marks the astronomical beginning of the spring season in the Northern Hemisphere, but forecasters say winter isn’t quite done with us yet.

A section of Institute Drive will be closed through most of April to protect breeding amphibians. Experts said the road-closing conservation effort is not only important for the animals, but also for the region’s overall landscape and ecosystem.

According to experts, the only way to view the total eclipse on April 8, 2024, is to be inside the 120 mile-wide path of totality. Outside of it, you won't have nearly the same experience.

Come Sunday, daylight saving time is out and standard time reigns once again. That means an extra hour of sleep in the morning, but sunset slated for 4:53 p.m.

Animals and insects use fallen leaves to live or find food — including birds and butterflies. Often, if leaves aren't composted, they end up in landfills. Here are some alternative ideas.

The Lehigh Valley will join a large swath of the country in sharing frost and freeze headlines this week as temperatures fall into the 20s for the first time this season.

PennEnvironment on Monday released a new report, “Lawn Care Goes Electric," ranking emissions from gas-powered lawn and garden equipment by state and county across the U.S. Here's where Lehigh and Northampton counties ranked.

The U.S. Climate Vulnerability Index was launched on Oct. 2 through a partnership between the Environmental Defense Fund and Texas A&M University. Here's where the Lehigh Valley ranks.

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

Pennsylvania is the biggest commercial producer of mushrooms in the United States. Foraging groups are popping up to find the fungus in the wild, while small farms are focusing on growing unique mushrooms.

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.

WLVR's Megan Frank talks with reporters Molly Bilinski and Stephanie Sigafoos.

The Lehigh Valley was among six climate sites in the region that either tied or established record-high temperatures Thursday, but we'll flip the script in a big way next week.

The commonwealth’s fifth fall foliage report was released Thursday. Here's the forecast for the coming week in Lehigh and Northampton counties.

The Pennsylvania Department of Environmental Protection held two hearings regarding permit applications for two of the proposed warehouses in Lowhill Township.