The bald cypress tree (Taxodium distichum) has been quietly standing sentinel to centuries of ecological change in the murky wetlands of the American Southeast. These towering trees are some of the ...

Key Takeaways Tree rings can reveal past floods and droughtsUsing several tree species gives better water dataFindings may ...

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 ...

Jasmine Demers Nov 23, 2019 Nov 23, 2019 Updated May 15, 2020 For years, scientists have studied trees to learn about yearly rainfall, temperature and climate over time. Now, a University of Arizona ...

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 ...

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 ...

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 ...

Trees need a certain number of warm days in their growing seasons to grow properly; otherwise, the cell walls of new growth don't lignify properly, creating blue rings that appear when wood samples ...