The broiling summer of 2023 was the hottest in the Northern Hemisphere in more than 2,000 years, a new study found. When the temperatures spiked last year, numerous weather agencies said it was the ...
TUESDAY, Dec. 23, 2025 (HealthDay News) — Trees don’t just clean the air, they also keep a quiet record of the past. New ...
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Tibetan tree rings highlight link between climate change and fall of major Chinese dynasties
Study tracking climate patterns across thousands of years found that periods of lower rainfall coincided with some major political upheavals Researchers have used tree rings to track rainfall patterns ...
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 ...
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 ...
The Northern Hemisphere had its hottest summer in 2,000 years, and 2024 could be just as bad. The Northern Hemisphere had its hottest summer in 2,000 years, and 2024 could be just as bad. is a senior ...
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 ...
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 ...
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