Scientists: Future of oldest tree species on Earth in peril
September 14, 2017
FRESNO, Calif. (AP) — 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 States, putting future generations in peril, researchers said Wednesday.
Driven by climate change, a cousin of the tree, the limber pine, is leapfrogging up mountainsides, taking root in warmer, more favorable temperatures and leaving no room for the late-coming bristlecone, a study finds.
Researchers compare the competing tree species to a pair of old men in a slow-motion race up a mounta...