Because growing conditions vary from year to year, the rings are not uniform. The record of good (wide ring) and slow (narrow ring) years reads like a barcode, and because the trees in a given area ...

Once you look at trees through the eyes of a dendrochronologist, you never quite see the leafy wonders the same way again. Peel away the hard, rough bark and there is a living document, history ...

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 ...

In a recently published paper, PhD student Ellen Waddle and her coauthors provide some clarity on a decades-old problem When researching what drives the growth of small populations, ecologists ...

Research conducted by UA researchers over the last two years has doubled the previous knowledge researchers had about climate variability in the Upper Colorado River Basin. A recent project conducted ...

Having a solid estimate of the amount of carbon that forests can pull from the atmosphere is essential for global accounting of climate change—leaders are counting on forests to pull a good chunk of ...