Global Flash Droughts Intensify, Except in Central Asian Mountains
New research reveals increasing severity and frequency of sudden dry spells worldwide, with notable regional exceptions.
Overview
- Flash droughts are becoming more intense, with faster onset, longer duration, and wider geographic spread.
- South America and southern Africa are identified as major hotspots for these droughts.
- Deforestation, high temperatures, and changing precipitation patterns are key drivers.
- Central Asian mountainous regions are experiencing a decrease in flash drought extent.
- Improved early warning systems are needed to incorporate changing drought characteristics for better disaster preparedness.