我国灾害事件三层分类体系的研究分析

Research and analysis of three-layer classification system of disaster events in China

各类灾害事件都会对国家和人民的财产造成不同程度的损失,甚至还会对人民的生命构成严重威胁,不利于社会的稳定与和谐。因此,对灾害事件进行合理的界定与分类是防灾减灾工作的基础。在分析、讨论现有分类方法的基础上,先将灾害事件按其成因划分为2种灾型,又根据其发生环境将每一灾型划分为4种灾类,最后落实到每一具体灾种上,形成了灾害事件的三层分类体系,以供防灾减灾工作参考。

All kinds of disaster events can cause different degrees of loss to the country and people＇s property,even they will pose a serious threat to people＇s lives and go against social stability and harmony.Therefore,reasonable definition and classification of disaster events are the basis of disasters＇ prevention and mitigation.Based on the analysis of the existing classification methods,this paper divides disaster events into 2 types according to cause of formation,then divides every type into 4 categories according to environment of formation,finally for each specific kind,formed three-layer classification system of disaster events,in order to help to provide scientific basis to disaster prevention and mitigation.