The Types and Prevention Methods of City Geological Disasters

China is one of the countries that have the most serious geological disasters in the world.It impact on people's lives directly and limiting the sustainable development of society.This paper analyzes the country's main geological scale of the disaster,predisposing factors,development and distribution and other characteristics based on the geological disasters,assessed the geological hazard assessment of the degree of development,and discussed the geological disaster prevention and urban research methods.