Megadroughts are increasing worldwide — and they’re also becoming both hotter and drier.
Over the last 30 years, Earth has experienced an uptick in both frequency and intensity of these punishing, persistent droughts that can last years to decades, researchers report in the Jan. 17 Science. Such lengthy precipitation deficits not only shrink the drinking water supply, but can also lead to massive crop failures, food insecurity, increased tree mortality and increased incidence of wildfire.
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