Environment & Science

The Lehigh Valley is preparing for its first official heat wave of the year, with a stretch of 90°+ degree temperatures expected. A heat advisory is in effect from 11 a.m. Thursday to 10 p.m. Friday.

Showers and thunderstorms, possibly severe are possible Tuesday evening, alerts from the Weather Prediction Center have warned.

The Federal Emergency Management Agency is hosting a first-of-its-kind summit this week in Philadelphia focused on those aged 65 and older.

Those with lingering COVID-19 symptoms are part of the group of people who should stay indoors when smoke from the Canadian wildfires is particularly bad, says a Lehigh Valley doctor. He says people living with any type of lung problem should be aware of what’s happening outside.

The City of Allentown is looking for artists to paint murals on storm inlets as part of its Go with the Flow Inlet Mural Painting Contest.

The third week of July is the warmest week of the year based on climatological norms, and the Lehigh Valley forecast fits that trend. Excessive heat headlines are likely, the weather service said.

Easton's conservation manager on Wednesday evening held a basic tree care and proper pruning course at Easton’s microforest. Here's what he taught.

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 Jason Addy and Molly Bilinski.

Hot, summertime temperatures will expand across the U.S. and could bring the Lehigh Valley’s first official heat wave of the year, forecasters say.

Three farms in Lehigh and Northampton counties were the latest to be included in the state’s Farmland Preservation Program. The program aims to ward off development and protect open spaces.

Heat and humidity will build for the afternoon, heightening a severe weather risk for the Lehigh Valley on Friday, forecasters say. It comes before a heat wave arrives in the region next week.

For the first time in more than three decades, and at a cost of nearly $500,000, the Boardwalk at the Dorothy Rider Pool Wildlife Sanctuary.has been completely restored and made compliant with the Americans with Disabilities Act.

Heat index outlooks — projecting what it feels like outside with the heat and humidity combined — push feels-like temperatures near triple digits between June 17-21 and top 100 degrees in the Lehigh Valley between June 19-25.

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.