. Deutschen Geographentag in Gottingen, 1979.. (The western escarpment margin of the Murzuk Basin, central Sahara as an example for the structural pattern of the arid relief)
in the older past and repeated climatic changes during the Quaternary together with differences in lithology and structure have resulted in two landform complexes for many Sahara tablelands. One type is presently subject to fluvial processes and is dominated