Modified drought severity index: Model improvement and its application in drought monitoring in China

Peng Sun,Zice Ma,Qiang Zhang,Vijay P. Singh,Chong-Yu Xu

Journal of Hydrology（2022）

引用 19|浏览10

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摘要

•We developed a modified drought severity index (MDSI) with a constrained optimization technique.•MDSI improves drought monitoring for forests and farmland.•Ecological restoration and cultivated land reclamation can help mitigate droughts, while urbanization can potentially intensify droughts.

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关键词

Modified drought severity index,Drought monitoring,Soil moisture,Drought-affected croplands,Spatiotemporal pattern

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