Environment & Science

Environmentalists say the Lehigh River is the cleanest its been in 175 years. A river snorkeling program at Lehigh Gap Nature Centers encourages residents to explore their local waterways and track river health.

This week Watching the Skies explores the ice giant, Uranus.

Another heat advisory has made its way to the Lehigh Valley, accompanied by an air quality alert. While temperatures aren't expected to be as high as the last heat wave, the heat index could still hit triple-digits Monday and Tuesday.

Cars were running and appeared ready to roll Saturday morning at the site of Friday's multi-car derailment.

More than two dozen dinosaurs are on display at the Allentown Fairgrounds Agri-Plex through Sunday night.

Possible showers and thunderstorms will provide little relief from the humidity over the next several days, according to the National Weather Service.

The Climate Prediction Center is favoring warmer than normal temperatures for the Lehigh Valley, which has an average daily high of 86.4 degrees in July, according to data from the National Weather Service.

A Mars-themed event at Bethlehem Area Public Library will focus on NASA rovers Curiosity and Perseverance. Registration is encouraged.

The National Weather Service's storm prediction center shows the Lehigh Valley falling in line with forecasts of high winds, potential hail and some severe thunderstorms Sunday evening.

That clash of fantasy and education worlds comes to Ag Hall at Allentown Fairgrounds July 5-7, when Jurassic Quest, which bills itself as North America’s most popular interactive dinosaur event, returns to Allentown.

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.

Easton City Council approved a pair of resolutions which will allow them to apply for $15 million in federal grants, which they hope to use to improve the wastewater plant and sewage lines in the city.