Environment & Science

The industrial waste discharge permit between the city of Bethlehem and Bethlehem Landfill is set to expire June 30. Experts demand more thorough water testing as well as accountability from the landfill.

Senator Bob Casey visited the chemical and gas company Air Products at its headquarters. Company engineers took him for a drive in a new hydrogen-powered Toyota.

The next two Wednesdays in June, Ott will be hosting "Breathe Easy" Lunchtime Plant Therapy workshops at A Little Bit of Local at ArtsWalk, 21 N. Seventh St. in Allentown.

Following a record dry May and a declaration of drought in June, forecasters say the Lehigh Valley is looking at an extended period of warm, humid and wet weather ahead.

While environmentalists and researchers said impacts on the region’s crops and water may be few due to the short duration of smoky days, it’s a largely understudied topic.

Easton's West Ward Market and Easton Farmers' Market will celebrate National Pollinators Week with special events for children and families.

Officials are marking 10 years on the farm in Bethlehem, supporting the Lehigh Valley's hungry and spreading education about sustainable farming practices.

Regional and national news outlets Thursday left out an important detail about the return of the Canadian wildfire smoke — it was nowhere near the ground.

The pause is the latest obstacle for landfill officials, who want a 275-acre expansion, and a being counted as a success for many residents who have argued and rallied against it.

Held June 7 in Bethlehem, the Lehigh Valley Environmental Advisory Council Network’s “Funding Municipal Energy Efficiency and Renewable Energy Programs,” focused on federal and state funding opportunities available to organizations across the region.

This week, news from the International Space Station, where the seven crew members have been hosting two unexpected guests for months.

Staff and volunteers at the sanctuary have monitored the autumnal migration since 1934 as part of conservation research efforts. It’s the longest-running raptor migration count in the world.

A pack of wolves will appear at the Allentown Fair as part of the free entertainment. One of the wolves will meet attendees. A tour of their den is also scheduled.

The Lehigh Valley will go beyond its average 90-degree window this year, with a heat advisory in effect and highs in the mid-90s expected Wednesday. But are the ingredients there for storms to fire?

Nine projects across Pennsylvania are included in the round of funding, awarded through the U.S. Department of Agriculture’s Specialty Crop Block Grant Program. The projects focus on research, marketing, apprenticeships and sustainability for mushrooms, apples, potatoes and other crops.

Less than a month after a strong, bad smell permeated through the city and surrounding areas for several days, prompting a state Department of Environmental Protection investigation, the odor has returned.

Lehigh Valley Breathes is behind schedule from the course established in August 2023. Here's what officials have learned so far — and how they plan to proceed.

The Lehigh Valley has been reshaped by a massive wave of development, both in industrial and residential, that has swept over the region the last three decades. While the development boom may be slowing, the impacts to the region’s economy and the environment are clear. (First of 5 parts)

After temperatures that felt more like October than August last week, forecasters say the Lehigh Valley will return to summer in a big way this week. Near-record heat is expected Wednesday.

The planets Jupiter and Mars will share a small patch of the eastern sky with the crescent moon, and the star Aldebaran on August 27. Here's how to see it.

A renewable natural gas plant adjacent to the Bethlehem Landfill opened on Tuesday morning.

“We have cooler air coming in," Lehigh Valley meteorologist Bobby Martrich said in his latest update. "Cooler air and refreshing air coming in for the next several days.” How far will temperatures fall?