Add Yahoo as a preferred source to see more of our stories on Google. The bald cypress tree (Taxodium distichum) has been quietly standing sentinel to centuries of ecological change in the murky ...

Scientists at the University of Arizona's tree-ring research lab study the rings to learn about climate changes throughout history.

Tree rings going back 800 years are giving researchers at the University of Arizona a window into how climate change could expand the planet’s most extreme deserts, including the Sonoran, which ...

POZNAŃ, Poland — In the Arctic’s harsh borderlands, where trees wage a constant battle for survival, an international research team has discovered that extreme cold leaves lasting fingerprints in wood ...

For those who can read them, tree rings offer a glimpse into the past. Christopher Roos is one of those people, and he’s using them to shed light on a story that reveals how Western Apache tribes have ...

A drought has a beginning and an end. What's happening in the West doesn't seem to have an end, so what is it?

TUCSON, Ariz. (KVOA) - A new study from the University of Arizona reveals how historical tree-ring data can help predict extreme summer weather events. Researchers, led by Ellie Broadman, analyzed ...

An international team, led by Professor Chenxi Xu from the Institute of Geology and Geophysics, Chinese Academy of Sciences, has generated the first continental-scale isoscapes of δ¹⁸O TR across Asia ...

(Science Times): TUCSON, Ariz. — From the early 1700s until the 1960s, the fast moving river of wind known as the North Atlantic Jet Stream, which drives weather extremes over Europe, was pretty ...