A quickly cooling Atlantic Ocean could dampen hurricane threats from the PacificRebecca Blackwell / Associated Press / Alamy
Over the past three months, the shift from hot to cool temperatures in the equatorial Atlantic Ocean has happened at record speed. This emerging “Atlantic Niña” pattern comes just ahead of an expected transition to a cooler La Niña in the Pacific Ocean, and these back-to-back events could have ripple effects on weather worldwide.
The swing towards cooler temperatures in both oceans is a welcome change after more than a year of record heat at land and sea,…