Environment & Science

Excessive heat warnings have been posted in parts of the northeastern U.S. with heat indices of 105 to 110 degrees. Forecasters issued an excessive heat warning for southeastern Pennsylvania. As for Saturday, we're expected to hit a high of 96 in the Lehigh Valley.

One trick is to be sure to water plants at the base — not the leaves — to ensure the roots absorb the water. "Everybody waters the plant, but you need to water the soil," says one nursery manager.

The Lehigh Valley ranks as the eighth-highest industrial market in the U.S., it was disclosed at a Lehigh Valley Planning Commission roundtable meeting on Friday.

This week, Megan Frank is joined by environment and science reporter Molly Bilinski, and Northampton County reporter Ryan Gaylor.

Northampton County Council on Thursday approved nearly $650,000 in Livable Landscapes grants, most focused on expanding or improving the public trails.

With more than two dozen species of fireflies that call Pennsylvania home, it’s no wonder one was adopted as the state’s insect. But, these flashy insects are threatened due habitat loss and light pollution.

The Delaware River Sojourn, an eight-day guided paddling and camping trip, is underway. About 100 paddlers are participating.

The U.S. Occupational Safety and Health Administration's General Duty Clause essentially says employees are entitled to a safe and healthy workplace. In some cases, that applies to workers that can endure excessive heat, like during a heat advisory.

Looking for relief from the heat in Easton? The city is opening up City Hall and turning on the fire hydrants over the next few days to alleviate the sky-high temperatures.

Over the last three decades, more than 400 farms have been preserved in Lehigh County. The program aims to ward off development and protect open spaces.

Lehigh Valley prepares for a humid Sunday with the possibility of severe thunderstorms and damaging winds. Showers and thunderstorms are expected in the afternoon, with a line of storms forming and moving eastward. There is also a small chance for brief spin-ups.

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.

Steel City Plant Co., a boutique plant shop featuring expert knowledge and easy care instructions, will open in Easton's Belleville Market this weekend.

Experts say this latest round of Canadian wildfire smoke in the Lehigh Valley will not be the last, and that millions should prepare for this new normal.

WLVR's Megan Frank talks with Olivia Marble and Molly Bilinski.

Monday was the first time in decades there were no pink envelopes for Pennsylvania hunters looking to buy antlerless licenses. Here's how the launch of online sales went.

3M Co. has committed up to $10.3 billion, payable over 13 years, for remediation of per- and poly-fluoroalkyl substances, or PFAS.

Officials from the state Department of Environmental Protection issued a Code Red Air Quality Action Day for all of Pennsylvania, including the Lehigh Valley.

A tornado warning was issued in the Martins Creek area of Northampton County on Monday afternoon as severe storms moved through. On Tuesday, the National Weather Service confirmed a twister had reached the ground.

Officials gathered at The Waterfront to highlight the Environmental Protection Agency’s $5 billion climate pollution reduction grants program.

The region had been in drought and running a deficit in the rain column, but things changed in a big way on Monday for some parts of the Lehigh Valley. Now, more heavy rainfall is on the way.

The council voted 3-2, approving the preparation of a new landfill ordinance, all while the original proposal is under court review.