Environment & Science

The Lehigh Valley is under a severe weather threat Saturday that includes the possibility of tornadic activity in the region.

Take a look at stories throughout the week of which we are most proud, had a profound impact on readers or that you might want to look at again.

There are plenty of ways to enjoy the natural features of the Lehigh Valley this spring.

Attendees at the meeting in Lower Saucon Township heard from a new expert witness: the traffic engineer who completed the respective transportation impact analysis.

Rain, strong winds and a severe weather threat have caused organizers of Bethlehem's Cherry Blossom Festival to postpone the event to Sunday.

Lehigh Valley residents might see low-flying planes over Blue Mountain through April 7 as efforts continue to remediate the Palmerton zinc pile superfund site.

Signs of spring are popping open around the Lehigh Valley, which means allergy season is here. The mild winter may play a role in how early and severe those allergies are.

Rodale Institute's board of directors announced Jeff Tkach, 43, of Lower Macungie Township, will serve as the nonprofit's new CEO. He'll take the helm of the Kutztown-based organic farming research and education organization starting April 21.

A chemical spill of a latex product late Friday in Bristol Township released contaminants into a Delaware River tributary, according to OEM officials.

The Lehigh Valley Zoo has three new African penguins, bringing its total colony to 14. As part of a species survival plan, zoo officials hope the birds will pair off a reproduce to bolster the endangered species.

Grants will go toward replacing gasoline- or diesel-fueled vehicles.

The 3-state panel is tasked with protecting resources of the Chesapeake Bay.

They don't bite or contain toxins, but they still don't have many friends in Pennsylvania.

Meeko is on a mission to save the planet from single-use plastic.

Opponents say joining RGGI will be an economic hardship on the state's energy sector.

Rep. Daryl Metcalfe has boosted fossil fuels and denied climate change.

The program is back for the start of 2022 after being canceled last year due to the pandemic.

After all but vanishing by the 1960s, the species is now self-sustaining in Pennsylvania.

Game Commission biologist Art McMorris has spent 18 years working on behalf of the winged predators.

Environmental justice areas include neighborhoods that shoulder more than a typical share of climate and environmental risks.

If the Farmers' Almanac prediction becomes reality, don't look for an early spring.

The initiative with 11 other states would charge power plants for carbon dioxide they emit.