Global Heat Waves Triggering More Damaging Droughts, Study Finds
Global Heat Waves Triggering More Damaging Droughts, Study Finds
US · Published Mar 7, 2026
Study finds heat waves are increasingly causing more damaging droughts worldwide.
Heat-first droughts, leading to 'flash droughts,' have risen dramatically since the 1980s.
Rapid Arctic warming may be contributing to the increased frequency of these extreme weather events.
Heat waves increasingly trigger damaging droughts globally
A recent study by researchers from South Korea and Australia found a concerning trend: global heat waves are increasingly triggering more damaging droughts. Heat-first droughts, where heat waves precede dry conditions, have significantly risen from affecting about 2.5% of Earth's land annually in the 1980s to 16.7% by 2023. These events often become 'flash droughts'—sudden, severe dry spells that devastate agriculture and water resources, leaving communities and farmers unprepared.
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