The delusive accuracy of global irrigation water withdrawal estimates

Arnald Puy (), Razi Sheikholeslami, Hoshin V. Gupta, Jim W. Hall, Bruce Lankford, Samuele Lo Piano, Jonas Meier, Florian Pappenberger, Amilcare Porporato, Giulia Vico and Andrea Saltelli
Additional contact information
Arnald Puy: Princeton University
Razi Sheikholeslami: University of Oxford
Hoshin V. Gupta: University of Arizona
Jim W. Hall: University of Oxford
Bruce Lankford: University of East Anglia
Samuele Lo Piano: University of Reading
Jonas Meier: German Remote Sensing Data Center (DFD)
Florian Pappenberger: European Centre for Medium-Range Weather Forecasts
Amilcare Porporato: Princeton University
Giulia Vico: Swedish University of Agricultural Sciences

Nature Communications, 2022, vol. 13, issue 1, 1-4

Abstract: Miscalculating the volumes of water withdrawn for irrigation, the largest consumer of freshwater in the world, jeopardizes sustainable water management. Hydrological models quantify water withdrawals, but their estimates are unduly precise. Model imperfections need to be appreciated to avoid policy misjudgements.

Date: 2022
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DOI: 10.1038/s41467-022-30731-8

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