Environment & Science

Lehigh Valley Breathes is a Valley-wide effort to monitor air quality amid emissions from trucking and warehousing. The project is expected to run for a year.

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.

More than two dozen state legislators, including one from the Lehigh Valley, have co-sponsored HB2238, which would eliminate the use of per- and poly-fluoroalkyl substances, or PFAS, in household products.

Allentown Environmental Advisory Council members on Monday night voted unanimously to submit comments to city officials on a proposed overhaul of zoning regulations, including eight recommendations.

Northampton County's Parks and Recreation Division and the Lehigh Valley Greenways Conservation Landscape celebrated big anniversaries Monday during the Greenways Jamboree Monday at Wayne Grube Memorial Park.

State officials are holding a virtual town hall meeting Wednesday for residents to share their feedback on the Bureau of Forestry’s newest strategic plan. Here's how to participate.

The weather pattern this week will be a tale of two halves, with sunny skies and comfortable temperatures before things heat up in a big way. The region's first heat wave could also be looming, forecasters warn.

In this week's Watching the Skies, Brad Klein and Marty McGuire talk about how China landed a spacecraft on the far side of Earth's moon on June 1 to gather rock and soil samples.

The release is the first of a long list of fun summer activities planned for young readers at the library.

Officials gathered at the Lehigh Valley Zoo Thursday evening for a ribbon cutting to celebrate the opening of Rothrock Red Panda Peak. It's the first time the zoo has had red pandas in residence.

The complaint alleges Sunshine Act violations from the township supervisors and legal filings from the township solicitor with no official approval beforehand.

The Storm Prediction Center has maintained a marginal risk (1 out of 5) for the Lehigh Valley and surrounding areas Thursday, with the primary threat being damaging winds.

Environmental and county officials this week began dismantling a dam over Bushkill Creek in an effort to restore the creek. The removal will improve water quality, stormwater function and connectivity for fish and other organisms.

“The pleasant stretch of weather we encountered early in the week is beyond us,” the National Weather Service said in its latest forecast discussion, with the Lehigh Valley at risk of excessive rainfall Wednesday.