@techreport{fdi:010093240, title = {{L}ow sedimentation in the {S}{\'e}lingu{\'e} dam reservoir ({M}ali-{G}uinea) : evidence of the stability of south {S}udanese savannah at the scale of a large drainage basin very little affected by man}, author = {{F}erry, {L}uc and {M}ietton, {M}. and {F}ujiki, {K}. and {L}aval, {M}. and {C}oulibaly, {N}. and {B}raquet, {N}adine and {M}artin, {D}.}, editor = {}, language = {{ENG}}, abstract = {{H}ydromorphogenic dynamics in {W}est {A}frican drainage basins are complex phenomena that can be understood and measured through the study of sedimentation processes in reservoirs. {B}y plotting a new topographic map of the reservoir, this study shows the limited sedimentation of {S}{\'e}lingu{\'e} reservoir ({M}ali) in contrast with estimates prior to the building of the dam. {U}sed together with studies on the specific degradation of large drainage basins and sediment transport, this study sheds new light on the hydrodynamic mechanics of a given bioclimatic environment. {S}pecifically, for a drainage basin remarkable for its homogeneity of land use and vegetation, the study highlights the prime importance of the role of vegetation and human occupation in these hydromorphogenic processes. {A} new assessment of the storage capacity of the reservoir is made in the light of these findings}, keywords = {{ZONE} {SOUDANOSAHELIENNE} ; {MALI} ; {GUINEE}}, address = {{M}ontpellier ({FRA}) ; {M}arseille}, publisher = {{IRSTEA} ; {CIRAD} ; {IRD}}, series = {{G}-{E}au {W}orking {P}aper/{R}apport de {R}echerche}, pages = {25 multigr.}, year = {2018}, URL = {https://www.documentation.ird.fr/hor/fdi:010093240}, }