Environment & Science

Temperatures in the Lehigh Valley have averaged 5.4 degrees above normal to begin February — but experts say our springlike pattern will flip in a big way next week.

This weekend is the 27th annual Lehigh Gap Area Feeder Watch. Officials are calling for volunteers.

Easton's Environmental Advisory Council is looking to the future to address the potential needs for residents in the wake of global warming, even if net zero emissions are met.

Head Over Hooves Farm will run on a donation model through the month of February to encourage more visitors. The owners of the farm say the animals thrive on the socialization and enrichment the visits bring.

Learn more about Orion in this, the second of five segments about the constellation.

During the height of the COVID-19 pandemic, state parks across Pennsylvania were inundated with visitors.

State officials late last month announced the theme for this year’s annual tick-themed art contest, “Protect. Check. Remove.” Last year, there were no winners in the Lehigh Valley.

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.

Punxsutawney Phil predicted early spring, but the experts say those declaring winter over are in for a rude awakening, with the risk for colder weather in the second half of February increasing.

More than $2 million was allocated to nine organizations across Pennsylvania to fund various research efforts, all linked to the state’s $132.5 billion agriculture industry.

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?

More than 5 inches of rain was reported to have fallen in parts of the Lehigh Valley on Sunday, according to official data from the National Weather Service.

The free exhibit, “America’s Beautiful,” at Lehigh Gap Nature Center runs from Aug. 21 to Aug. 29. It includes 50 watercolor paintings of Smokey Bear.

More than eight months after announcing a $600 million price tag over the next decade to upgrade aging water and wastewater treatment infrastructure, the Lehigh County Authority is reaching out to major industrial users.

A full moon is on display the evening of Monday, August 19. The full moon of each month has one or more traditional names, and the August full moon is known as ‘the Sturgeon Moon.’

Swaths of the Lehigh Valley were inundated by heavy rainfall on Sunday, leading to flash floods and prompting water rescues. Some areas received nearly 5 inches of rain, with a secondary front set to bring more on Monday.

A flash flood warning is in effect for parts of Lehigh and Northampton counties until 11:30 p.m. It follows a line of severe thunderstorms and a flood watch that will be in effect until 2 a.m. Monday.