Hydrology and Earth System Sciences
Hydrology and Earth System Sciences
HESS
Articles | Volume 29, issue 18
Articles | Volume 29, issue 18
https://doi.org/10.5194/hess-29-4341-2025
© Author(s) 2025. This work is distributed under
the Creative Commons Attribution 4.0 License.
Special issue:
https://doi.org/10.5194/hess-29-4341-2025
© Author(s) 2025. This work is distributed under
the Creative Commons Attribution 4.0 License.
Articles | Volume 29, issue 18
Research article
 | 
15 Sep 2025
Research article |  | 15 Sep 2025

Global assessment of socio-economic drought events at the subnational scale: a comparative analysis of combined versus single drought indicators

Sneha Kulkarni, Yohei Sawada, Yared Bayissa, and Brian Wardlow

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Short summary
How drought impacts communities is complex and not yet fully understood. We examined a disaster dataset and compared various drought measures to pinpoint affected regions. Our new combined drought indicator (CDI) was found to be the most effective in identifying drought events compared to other traditional drought indices. This underscores the CDI's importance in evaluating drought risks and directing attention to the most impacted areas.
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Drought, society, and ecosystems (NHESS/BG/GC/HESS inter-journal...