Comprehensive effect of the geological environment and comprehensive measures of city planning and development in Badong County are analyzed by using a system analysis method. These effects include 1) slope geological environment capacity limit effect of planning and development; 2) slope deformation damage effect of planning and construction; 3) deep creep effect in the front of the Huangtupo landslide under the operation of the Three Gorges Reservoir; and 4) higher risk effect of geological disasters of planning and development.