Australian bushfires likely contributed to multiyear La Nina

Boulder CO (SPX) May 11, 2023

The catastrophic Australian bushfires in 2019-2020 contributed to ocean cooling thousands of miles away, ultimately nudging the Tropical Pacific into a rare multi-year La Nina event that dissipated only recently. The research was led by the National Center for Atmospheric Research (NCAR) and in Science Advances. La Nina events tend to impact the winter climate over North America, cau