Natural Hazards and Earth System Sciences
Natural Hazards and Earth System Sciences
NHESS
Articles | Volume 25, issue 9
Articles | Volume 25, issue 9
https://doi.org/10.5194/nhess-25-3545-2025
© Author(s) 2025. This work is distributed under
the Creative Commons Attribution 4.0 License.
https://doi.org/10.5194/nhess-25-3545-2025
© Author(s) 2025. This work is distributed under
the Creative Commons Attribution 4.0 License.
Articles | Volume 25, issue 9
Research article
 | 
23 Sep 2025
Research article |  | 23 Sep 2025

Flood relief logistics planning for coastal cities: a case study in Shanghai, China

Pujun Liang, Jie Yin, Dandan Wang, Yi Lu, Yuhan Yang, Dan Gao, and Jianfeng Mai

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Short summary
Coastal cities face growing flood risks due to climate change. This study explores emergency planning to help cities like Shanghai to prepare for extreme floods. Using GIS (geographic information system) and optimisation methods, we developed a framework to improve the equity and efficiency of emergency supply delivery. Analysis shows Shanghai’s current facilities may not handle a severe 1000-year flood well. This underscores the need for strategic investment and fair resource allocation.
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