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2008年1月衡阳市遭遇了历史上罕见的冰冻灾害,给人们的生活与生产带来了严重的影响。评估冰雪灾害,探究冰雪灾害的形成机制,寻找冰雪灾害防御措施又成为衡阳市灾害防治的另一个重要课题。文章引入综合灾情指数,比较分析了1998年洪涝灾害与2008年冰冻灾害的综合灾情,得出2008年冰冻灾情比1998年的灾情更严重。从灾害系统论角度出发,详细地分析了此次冰冻灾情的形成机制,提出了衡阳市应对冰雪危机的对策。
In January 2008, Hengyang suffered a rare freezing disaster in history, which brought serious impact on people’s life and production. Assessing ice and snow disasters, exploring the formation mechanism of snow disasters and looking for snow disaster prevention measures have become another important issue for the prevention and control of disasters in Hengyang. The article introduces the comprehensive disaster index, comparatively analyzes the comprehensive disaster situation of the flood disaster in 1998 and the freezing disaster in 2008, and draws a conclusion that the disaster in 2008 is more serious than the disaster in 1998. From the perspective of disastrous system theory, this paper analyzes in detail the forming mechanism of the disaster and puts forward the countermeasures of Hengyang in coping with the crisis of ice and snow.