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 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 ...

Certified Arborist Wes Hopper shares his enthusiasm for trees and woodlands. We all know that trees are alive, but we don’t often think about how they change as the grow, or how they create ...

Some trees don’t just survive centuries, they survive civilisations. And for that reason and more, they are rightfully called iconic and historic. These ancient beings have stood through geological ...