Environment & Science

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.

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.

The weather pattern not only remains active – with another flood watch on Friday – it includes a chance of yet another coastal system impacting the mid-Atlantic region early next week.

Another soaking rainfall and flood watch are expected for the Lehigh Valley on Friday, forecasters said, with widespread impacts somewhat similar to Tuesday’s storm. Then, we take a wintry turn next week.

Ignoring repeated warnings, some Lehigh Valley motorists find themselves stranded after driving through deep roadway water.

Over two inches of rain fell at Lehigh Valley International Airport, setting another daily record on Tuesday, but winds were less than feared.

Another powerful winter storm is set to hit the region, bringing concerns of widespread flooding and high winds Tuesday into Wednesday.

A severe rainstorm is expected to cause flooding that may impact roadways throughout the Lehigh Valley.

A Muhlenberg College professor has launched a campaign this month to inform residents about the health risks of radon, as well as improve access to testing and mitigation. The Lehigh Valley is home to the highest radon levels ever recorded in Pennsylvania.

Sunday evening will see a ‘close approach’ between Saturn and the Moon. Though the two appear close in the night sky just after sunset on Jan. 14. However, in space, Saturn is almost a billion miles away, about 4,000 times more distant than the moon.

The Lehigh Valley and surrounding areas are under a flood watch from Tuesday afternoon through Wednesday afternoon, according to the National Weather Service.

With some parts of the Lehigh Valley under as much as 9 inches of snow, the National Weather Service says the storm’s not quite done yet.

Olivia Louise McMahon traveled to Dubai last month as part of Penn State University's delegation to the United Nations Climate Change Conference. Officials from around the world discussed how to limit the effects of climate change already present and prepare for further impacts.