Because growing conditions vary from year to year, the rings are not uniform. The record of good (wide ring) and slow (narrow ...
TUESDAY, Dec. 23, 2025 (HealthDay News) — Trees don’t just clean the air, they also keep a quiet record of the past. New research suggests that tree rings may help scientists uncover missing pieces of ...
Weather patterns like heat waves or dry spells can sometimes stall over one region. A new University of Arizona study found clues about why. The researchers analyzed tree rings from centuries-old ...
A new study leveraging 20,000 tree-ring records and nearly 150 scientists' contributions from across the globe shows that, while droughts appear to have had a modest impact on tropical tree growth in ...
Tree-ring samples taken by Paulo Quadri, who earned a Ph.D. in environmental studies from UC Santa Cruz, were included in the study. (Photo by Luz A. de Wit) The top-line findings of a massive ...
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