湖南“5·31”特大暴雨山洪成因及对策

Cause and Countermeasure of the Heavy Rain Flush Flood in Hunan Province on 31 May

介绍了2005年5月31日湖南特大暴雨山洪的特点,对引发这次山洪的气象因素、地质地貌因素及人为因素作了逐一分析,特别对造成这次暴雨过程的天气系统的发展和演变作了详细分析总结,对提高山洪地质灾害的监测预报预警水平提出建议,为预报及防御同类自然灾害提供参考。

The characteristics of the heavy rain and flush flood in H unan Province on May 31,2005 were described, the causes such as weather, geography, artificial force were analyzed. The evolvement and development of the weather systems were summarized particularly,some opinions were put forward to improve the abilities to supervise and forecast flush flood disasters, which offer references to preventing and forecasting such kinds of natural or geologic disasters.