1:1000000 digital geomorphologic map which is the basic scale map is one of the important natural resources map.This thesis research on 1:1000000 digital geomorphologic mapping and geomorphology database in China.
Digital geomorphologic map is base on GIS. The article formulates the technical routes and methods of 1:1000000 digital geomorphologic mapping of Chongqing based on RS and GIS. And then discussed some issues in the digital geomorphologic mapping: technology of basic geomo...