Environment & Science

West Nile virus is endemic to Pennsylvania, including the Lehigh Valley. While human cases this year remain low, officials are still urging residents to avoid mosquito bites.

This week, although the Perseid meteor shower has passed its peak, it’s not too late to see a "shooting star."

Lehigh Gap Nature Center’s Bake Oven Knob Hawk Watch is back for another season. Officials are seeking volunteer observers and counters.

The Allentown Environmental Advisory Council on Monday discussed but did not vote on the draft letter, addressed to members of City Council.

Threatened due to habitat loss and other factors, purple martins in the Lehigh Valley depend on man-made bird houses. For the first time, they've taken up residence at St. Luke's Arboretum in Bethlehem Township.

This week, you may have noticed a second bright object joining the ‘morning star’ before dawn recently. It’s the giant planet Jupiter, and this week it will make its closest approach to Venus in the morning sky.

Farmers markets add to the local economy, driving tourism, officials said. Supporting them is also important for farmland preservation and strengthening community, advocates say.

Easton planners recommended against the zoning hearing board granting a special exception that would see a tributary on the grounds of the Easton Commerce Park project relocated.

“The Hidden Language of Trees: How Forests Secretly Communicate” will play at 8 p.m. Aug. 22 at The Neighborhood Center, 902 Philadelphia Road.

Six entrepreneurs pitched their projects to judges during StartUp Lehigh Valley event at Musikfest Cafe on Tuesday night.

Air quality in the Lehigh Valley is getting mixed reviews in the 22nd annual American Lung Association's State of the Air report released April 21.

Bethlehem has announced a new plan to fight climate change. To kick off the effort, the city is creating its first-ever office of sustainability and city residents are being asked to join to help reduce Bethlehem’s carbon footprint.

The spotted lanternfly continues to kill crops across Pennsylvania. The invasive pest was first discovered in Berks County in 2014, and the state recently expanded its mitigation efforts extending the list of quarantined counties.

The Wolf Administration says it is making the largest government commitment to solar energy in the country by agreeing to buy power from seven new solar projects in the state.

Microplastic contaminants have been found in 53 waterways in Pennsylvania, including in the Lehigh River, according to clean water advocacy group PennEnvironment.

As snowstorms hammer away at the Lehigh Valley, there is a lot of news about massive blackouts following snowstorms in Texas where people are taking drastic measures to stay warm including running cars to heat their homes.

As the Lehigh River draws people from all over the region for whitewater season, the churning of the water depends on a dam controlling the flow.

The post went viral on Facebook, falsely claiming that hunters are required to wear $30 fluorescent orange face masks featuring the state Game Commission's logo.

State environmental regulators are hitting Sunoco’s Mariner East pipeline project with its sixth violation in Lebanon County since mid-August.

A federal appeals court called Pennsylvania’s regulations for coal plant emissions too weak and ordered the state to revise them.

This summer’s combination of record-breaking heat, Black Lives Matter activism, and the pandemic has led to conversations on environmental justice.

As state lawmakers debate how to help Pennsylvania’s economy recover from the coronavirus shutdown, environmental groups see an opening for a cleaner future.