A study of tree rings in the Gaspésie’s Sainte-Anne River area reveals that snowpacks have been declining noticeably in the region’s mountains for nearly nine decades. The researchers say the ...

Deep in the world's oldest forests, towering giants have been keeping detailed records for centuries. These ancient trees are ...

Scientists examined tree rings from the past 1,200 years and found that the current pattern of global warming is unprecedented during the Common Era. This finding has long been confirmed by models of ...

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 ...

Advancements in technology are allowing researchers to determine the extent to which climate change contributed to some extreme weather events.