Natural Risk Management of the Catchment Area of the R' Dat River:Approaches by Sig

查看全文 作　　者：Ghizlane El [1]Berkaoui;Algouti [2]Abdellah;Azzaoui Kheir [2]Eddine 机构地区：[1]Faculty of Science Semlalia Marrakech,University Cadi Ayyad;[2]Department of Geology,Faculty of Science Semlalia Marrakech 出　　处：《地学前缘》索引2009年第16卷第S1期,共1页 摘　　要：In the High Atlas soil erosion constitutes a serious problem which leads to destruction of agricultural land and to the supply of important solid load to streams.This process contributes to harmful floods and to significant silting of dams.The management of the basins slopes is a priority in order to reduce damage related to erosion.In the studied area,a significant part of the geological formations are 关 键 词：High ATLAS of Marrakech R’ DAT RIVER natural RISKS