@inproceedings{fdi:010082894, title = {{S}tudy of soil erosion risks using {RUSLE} model and remote sensing : case of the {B}ouregreg watershed ({M}orocco)}, author = {{H}ara, {F}. and {A}chab, {M}. and {E}mran, {A}. and {M}ah{\'e}, {G}il}, editor = {}, language = {{ENG}}, abstract = {{T}he {B}ouregreg watershed is located to the north-western center of {M}orocco, characterized by a semi-arid climate. {I}t covers a total area of approximately 10 000 km2. {T}his basin is a very sensitive area to water erosion. {T}his causes the degradation of its vegetation cover and its land. {T}he most sensitive and poorly protected soils erode much more easily and lose their fertility. {T}he objective of this work is to quantify soil losses by water erosion in the {B}ouregreg watershed using the {R}evised {U}niversal {L}oss {E}quation ({RUSLE}) and {G}eographic {I}nformation {S}ystems. {T}he average annual rate of soil erosion in the {B}ouregreg watrershed are estimated at 20 t ha-1 yr-1. {T}he spatial distribution map of soil erosion show that 71 % of the total area has low risk of soil erosion (<3 t ha-1 yr-1), while 28 % of the study area shows moderate to high risk of erosion (20-60 t ha-1 yr-1). {A}reas of very high risk of erosion are also present in some sectors of the watershed covering 1 % of the total surface}, keywords = {{ERODIBILITE} {DU} {SOL} ; {EROSION} {HYDRIQUE} ; {MODELISATION} ; {TELEDETECTION} ; {BASSIN} {VERSANT} ; {MODELE} {RUSLE} ; {MAROC} ; {BOUREGREG} {BASSIN} {VERSANT}}, numero = {383}, pages = {159--162}, booktitle = {{H}ydrological processes and water security in a changing world}, year = {2020}, DOI = {10.5194/piahs-383-159-2020}, URL = {https://www.documentation.ird.fr/hor/fdi:010082894}, }