It’s estimated 25% to 35% of Wyoming’s forests are now dominated by “ghost forests” — standing dead timber from beetle ...

FRESNO, Calif. — The bristlecone pine tree, famous for its wind-beaten, gnarly limbs and having the longest lifespan on Earth, is losing a race to the top of mountains throughout the Western United ...

Bristlecone pine and limber pine trees in the Great Basin region are like two very gnarled, old men in a slow-motion race up the mountaintop, and climate change is the starting gun, according to a ...

Bristlecone pine and limber pine trees in the Great Basin region are like two very gnarled, old men in a slow-motion race up the mountaintop, and climate change is the starting gun, according to a ...

The bristlecone pine tree is losing a race to the top of mountains throughout the Western United States, putting future generations in peril, researchers said Wednesday. FRESNO - The bristlecone pine ...

It was a majestic limber pine tree that grew slowly on a rocky terrace above the Snake River in what is today Grand Teton National Park. It was a mere sapling when the first European colonists arrived ...

A series of isolated woodlands, composed largely of limber pine (Pinus flexilis), occupy an escarpment of the western Great Plains that extends from southeastern Wyoming into northeastern Colorado.

Editor’s note: This story has been updated to correct the status of pine beetle activity in the described area. Addtionally, the identity of the person featured in the accompanying photograph has been ...