Environment & Science

Spraying began 9 a.m. at Washington Crossing State Park. Black flies have been a recognized pest of humans and livestock in Pennsylvania since the 1970s.

The Lehigh Valley is likely to see something Monday it hasn’t witnessed in well over a month: substantial rain.

After the driest May on record, the Lehigh Valley is still dealing with bone dry conditions, exacerbating allergies and creating optimum conditions for brush fires.

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 company on Tuesday filed a notice of appeal to the Commonwealth Court, according to court documents.

Five of North America’s smallest falcon, four male and one female, were banded in an effort to help researchers study and bolster the declining species.

The White Haven Trail, part of the D&L Trail that stretches through the Lehigh Valley, has been resurfaced, and improvements have been made to the trailhead.

WLVR's Megan Frank talks with LehighValleyNews.com Managing Producer Stephanie Sigafoos and Health Reporter Brittany Sweeney.

If you don't like the Lehigh Valley's weather, just wait a minute. The next few days will offer a little something for everyone.

LANTA officials are reminding residents for caution when and if severe winter weather returns this season, and discussed what riders should do if they are unsure with the status of service after a storm

A sprawling storm system is expected to bring heavy rain, strong winds and snow to the region this weekend.

Chances are, you'll still be able to find a tree, it just might take a little extra work — and you might want to get it soon. Roger from Unangst Tree Farms explains the ins and outs of why this problem, a decade in the making, is now causing tree farms and stands to sell-out when it's barely December.

Almost 11,000 birds of prey were counted this year during the Lehigh Gap Nature Center’s annual autumn hawk watch as they made their way along the raptor "superhighway" in the Valley’s backyard.

Snow is in the forecast for the Lehigh Valley, and meteorologists say it could impact the Thursday morning commute. A more potent system Sunday could be 'quite a wild ride.'

Emmaus is set to approve the $46 million dollar budget at council's second December meeting, marking a large investment into the borough's management of PFAS contamination.

Forecasters say the Lehigh Valley will see a mixed bag of precipitation in the days ahead, with snow showers possible Wednesday and Thursday and a potent storm system expected this weekend.

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.

State lawmakers on Monday held a committee hearing titled “Minimizing Risk & Harm: Preparing for Pennsylvania’s Hydrogen Future.” It comes almost two months after President Joe Biden announced seven regional clean hydrogen hub projects, including two in Pennsylvania.

Your name can travel to space on the Europa Clipper Spacecraft. NASA’s ‘Message in a Bottle’ program is open through the end of December.

The state Department of Environmental Protection's Energy Programs Office will host five public engagement sessions in December, four in-person and one virtual, as officials work to create a priority climate action plan to address the negative effects of climate change.

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.