Tom Swetnam, the director of the Arizona tree-ring lab, grew up with wildfire. His father was a forest ranger in northern New Mexico, and after Swetnam graduated from college in the late 1970s, he ...

Perhaps you’ve wandered through a forest or strolled into a neighborhood park and found tree trunks — and wondered if counting the rings on a trunk is truly a way to know the tree’s age. “Most of us ...

The study of tree rings may help prepare for space weather events that could threaten satellites and astronauts. Amy Hessl, professor of geography at WVU, is leading a project funded by the National ...

The UA has plenty of special features to offer, but one of its more overlooked aspects is its abundant plant life—specifically, that of the Laboratory of Tree-ring Research. UA’s tree-ring lab right ...

TUCSON — When Bryan Black accepted a post-doctoral research position at Oregon State University to study how fish grow, he hoped to apply his background in forest ecology to marine life. Black, a ...

A composite image showing a tree ring and flames - UQ researchers used tree ring data to model the global carbon cycle to challenge the common theory about Miyake Events. What is a “Miyake Event?” ...

The jet stream — a band of strong winds high above Earth’s surface — can shift and create opposing summertime climate conditions in northwest and southeast Europe. Tree-ring data reveal that the jet ...