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 ...

There’s no precedent in at least five centuries for how hot and dry the West has been in the last two decades, new research asserts using analysis of tree rings. The study, published in late January, ...

A new UA study uses tree-ring data to reconstruct Colorado River flows over the past 500 years. The study could have a significant impact on water use in the West and further emphasizes the need for ...

Three consecutive years of drought contributed to the 'Barbarian Conspiracy', a pivotal moment in the history of Roman Britain, a new study reveals. Researchers argue that Picts, Scotti and Saxons ...

The current Western megadrought is unlike any other dry period the region has experienced over the past 500 years. That’s according to a new study in which scientists looked at tree rings to track ...

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 ...

Last year's summer was the hottest in 2,000 years, ancient tree rings reveal. Researchers already knew that 2023 was one for the books, with average temperatures soaring past anything recorded since ...

New research has found that some tropical trees in the Peruvian Amazon can be used to monitor mercury pollution from gold mining, offering an alternative to expensive air monitors. Previous research ...