Edward Cook

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An almost-dry dam, surrounded by wheat fields, in WA’s wheatbelt region. Shutterstock

We found a secret history of megadroughts written in tree rings. The wheatbelt’s future may be drier than we thought

Alison O'Donnell, The University of Western Australia; Edward Cook, Columbia University, and Pauline Grierson, The University of Western Australia

Our research found that in 700 years, the 20th century was the wheatbelt’s wettest. This means all our drought predictions are skewed.

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