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从社会经济干旱的定义出发,阐述了影响社会经济干旱的因素,引入了水贫乏指数作为评价社会经济干旱的指标,综合考虑影响社会经济干旱的外在条件和内在因素,选取水资源状况、供水设施状况、利用能力、利用效率和生态环境5个子系统共23个分指标建立评价指标体系。采用改进的水贫乏指数法评估了我国31个省级行政区的社会经济干旱现状,并分析了导致社会经济干旱的原因及应对方法。结果表明,水贫乏指数能全面反映社会经济干旱的状况,与我国社会经济干旱的客观状况基本相符,为抗旱减灾提供了决策依据。
Based on the definition of socio-economic drought, the factors affecting socio-economic droughts are introduced and the index of water-poor index is introduced as an index to evaluate socio-economic droughts. Considering the external conditions and internal factors that affect socio-economic droughts, the status of water resources, water supply Facility status, utilization capacity, utilization efficiency and ecological environment of a total of 23 sub-indicators of 23 sub-indicators to establish evaluation index system. The improved water poverty index method was used to evaluate the current situation of socio-economic drought in 31 provincial-level administrative regions in our country and the causes of socio-economic drought and the corresponding measures were analyzed. The results show that the water deficit index can fully reflect the situation of socio-economic drought and is basically in line with the objective situation of social and economic drought in our country, providing the basis for decision-making on drought and disaster reduction.