Remote sensing technique has played an important role in land use dynamic monitoring, but as for the land use dynamic monitoring at county level, traditional re
The discussion on sedimentary macro-structures and their forming mechanics of debris flow is based on thedata of present processes and ancient deposits of Dongchuan in Yunnan Province, Wudu in Gansu
Using the precipitation data in recent 40 years of 48 meteorological stations in Taklimakan area and neighboring areas, this paper analyzes the stage and periodicity of the wet-dry changes in a year a