Because of natural conditions and constraints,Yunnan is one of the provinces which are heavily hit by geological disasters in our country.Frequent geological disasters are seriously threatening people's lives and property safeties and are restricting the province's economic and social development as well.How to strengthen and improve the prevention and the control of those disasters is not only an urgent requirement with respects to the protection of people's lives and property safety,but also an important measure to achieve a comprehensive well-off and harmonious Yunnan.After having analyzed the characteristics of geological hazards of the province and the main problems in the current prevention of geological disasters,this paper delivers the countermeasures and proposals aiming at strengthening the prevention and control of geological disasters in the province.