Four months before its 50th anniversary last April, Point State Park faced unprecedented flooding. Pittsburgh’s three rivers ...

Spending cuts and directives questioning the reality and urgency of climate change have marked quick shifts in U.S. science ...

Today there are hundreds of state and local laws addressing climate change across the country. Arizona, North Carolina, ...

A jury awarded Michael Mann $1 million in his defamation trial against two bloggers. The verdict was reduced to $5,000, and Mann is on the hook for more than $530,000 in legal fees.

A new executive order from President Donald Trump that's part of his effort to invigorate energy production launches the ...

One such case is underway in Bucks County, Pennsylvania, a moderate state known for its ... in the U.S., demanding huge ...

A new report assesses the governor’s first two years, concluding that a few positive steps are outweighed by larger inaction.

at the University of Pennsylvania. “If you have these intensified climate change impacts, they place stress on things like food systems, and worsen already existing tensions within countries.” ...