| On the basis of detailed investigation of the geological disaster basic data in Zhiduo country, Yushu prefecture in Qinghai province, by using a variety of survey methods, such as surface geological investigation, remote sensing interpretation and mountain system engineering, then it comes up with the development character and the distribution of geological disasters in Zhiduo country, and put forward a suitable evaluation index system of geological disasters for this area. Finally we have delimited index of comprehensive danger and liability of geological hazard in this area. On the basis of a semi-qualitative approach to diagnosis the changing process of geological disaster in Zhiduo country from a new angle, it Indicate that the main factors affecting the regional geological disaster is the change of human environment. Then it comes up with the future trend of geological disaster in Zhiduo country. It helps to make a more objective and accurate evaluation for the construction of control program in this area. |
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