We found a secret history of megadroughts written in tree rings. The wheatbelt's future may be drier than we think
- Written by Alison O'Donnell, Research Fellow in Dendroclimatology, The University of Western Australia
An almost-dry dam, surrounded by wheat fields, in WA's wheatbelt regionShutterstockDrought over the last two decades has dealt a heavy blow to the wheatbelt of Western Australia, the country’s most productive grain-growing region. Since 2000, winter rainfall has plummeted by almost 20% and shifted grain-growing areas towards the coast.
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