Rapid temperature flips from heatwaves to cold and vice versa have increased across the world and are expected to rise as a result of climate change, putting stress on human health and ecosystems, the latest research finds.
The study, published in the journal Nature Communications this week, said that between 1961 and 2023, more than 60 per cent of the world had experienced more frequent, intense and more rapid flips between extreme temperatures.
The pattern was attributed in some part to the increased “waviness” of the jet stream that encircles the planet, as well as to changes in evaporation.
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