THE DISTRIBUTION FEATURES OF GEOLOGICAL HAZARDS AND THE CLASSFICATION OF AREAS OF ITS PROBABLY OCCURRENCE IN ZHOUZHI COUNTY

According to the investigation of geological hazards in Zhouzhi county, which is one of the most counties having serious geological hazards in Shaanxi province, the thesis sums up the geological hazards developing actuality and distribution features in the county. And it also analyses the factors influencing the formation of geological hazards,such as geological background,mankind activities,etc. Considering the terrain、the geological condition、human activities and the climate and hydrogeological condition, we divide the whole county four zones of different risks. The result will help to plan land,reduce hazards and take precaution against hazards.