Natural Hazards and Earth System Sciences
Natural Hazards and Earth System Sciences
NHESS
Articles | Volume 26, issue 6
Articles | Volume 26, issue 6
https://doi.org/10.5194/nhess-26-2865-2026
© Author(s) 2026. This work is distributed under
the Creative Commons Attribution 4.0 License.
Special issue:
https://doi.org/10.5194/nhess-26-2865-2026
© Author(s) 2026. This work is distributed under
the Creative Commons Attribution 4.0 License.
Articles | Volume 26, issue 6
Brief communication
 | 
16 Jun 2026
Brief communication |  | 16 Jun 2026

Brief communication: Drought economic assessments must include human health impacts

Alexandre Cunha Costa, Francisco Gildemir Ferreira da Silva, Rafaella Pessoa Moreira, Eduardo Sávio Passos Rodrigues Martins, Luewton Lemos Felício Agostinho, and Pieter Richard van Oel

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Short summary
Many studies highlight drought impacts on productive sectors, such as agriculture and navigation, but economic consequences for human health remain understudied. We conducted an economic valuation of drought-related health interventions in Brazil, showing that ensuring groundwater access during severe droughts can avert substantial losses. Estimated benefits from reduced diarrhea hospitalizations total 9.92 % of local GDP (Gross Domestic Product), with avoidable losses reaching USD 1.15 billion at the state level.
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The convergence of disasters, diseases, and health impacts...
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