Environment & Science

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)

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.

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.’

Wednesday marked the end of the first round of a three-year initiative called TOWERS, or Tackling Obstacles for Women’s Engagement and Retention in STEM, at Cedar Crest. Through the program, incoming freshmen are paired with mentors to complete science projects, gaining confidence and community along the way.

In the home stretch of summer, is the worst of the heat behind us? Here’s where things stand in the Lehigh Valley as we look ahead — and enter the peak of hurricane season.

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

It's becoming more favorable as the summer goes on for viewing the planets in the evening sky, including Saturn. But did you know — its angle in relation to an Earth-bound observer is always changing.

Voyager 1 is now the furthest man-made object from Earth, having traveled to a distance of around 15 billion miles away.

During this year’s spring migration count, which runs from April 1 through mid-May, Hawk Mountain volunteers and staff tallied 1,001 birds of prey.

East Penn School District is seeking proposals for a potential solar farm near the Macungie and Shoemaker Elementary School buildings.

Northampton County Park and Recreation Division will host the Greenways Jamboree Celebration, marking their 50th anniversary, in tandem with the 20th anniversary of the Lehigh Valley Greenways Conservation Landscape Partnership and the 28th Annual Lehigh River Sojourn.

Three Lehigh Valley researchers are arguing bird-strike fatalities are much higher than we might think. They recently published a peer-reviewed study showing bird deaths from window strikes are nearly double previous estimates, and likely higher.

The colleges have formed a partnership to build and bring online a solar facility in western Kentucky. When completed, the facility will offset electricity usage at the institutions, effectively reducing greenhouse gas emissions from electricity generation to zero.

The main threat will come later Monday and Monday night with a cold front that creates the possibility of strong winds and hail – even a tornado, said meteorologist Bobby Martrich of EPAWA Weather Consulting.

Essentially a scholastic scrimmage for environmental science, the annual Envirothon combines classroom learning and outdoor activities to engage students in the environment. The state competition was held Wednesday at Camp Mt. Luther in Mifflinburg.

As residents and tourists explore the region’s many parks, bike trails and scenic overlooks — May is recognized as National Lyme Disease Awareness Month — health and environmental officials are cautioning visitors to check for ticks after their outdoor adventures.

A first-quarter log documents over 160 complaints from addresses in Lower Saucon, Hellertown, Freemansburg, Bethlehem Township and the outskirts of Easton. Landfill operators say they're responding.

A turbulent morning of storms brought significant damage to parts of the Lehigh Valley on Thursday, with estimated wind speeds of 60 to 70 mph, meteorologists confirmed.

The thunderstorm Thursday morning packed heavy wind gusts, rain and hail in some spots. It ended almost as suddenly as it began. PPL reported 22,000 without power in Lehigh and Northampton counties.