@article{fdi:010083238, title = {{M}odeling the {B}ight of {B}enin ({G}ulf of {G}uinea, {W}est {A}frica) coastline response to natural and anthropogenic forcing}, author = {{A}bessolo, {G}. {O}. and {H}oan, {L}. {X}. and {L}arson, {M}. and {A}lmar, {R}afa{\¨e}l}, editor = {}, language = {{ENG}}, abstract = {{T}he 400-km long coast of the {B}ight of {B}enin, formed by sand barriers and lagoons, is bordered to the east by the {N}iger {R}iver {D}elta and to the west by the {V}olta {R}iver {D}elta and is characterized by several coastal infrastructures, of which the most important are the deep water harbors of {L}ome, {C}otonou, and {L}agos. {I}n this study, an enhanced version of the {CASCADE} coastal evolution model was implemented in order to reproduce the evolution of the coast over the period 2000-2015, considering the presence of coastal infrastructure, inlets, and the reduced sediment influx from rivers. {T}he model results showed simulated coastal response around the main coastal infrastructure in agreement with observed data. {I}n addition, the validated model was used to estimate the amount of sediment needed to control erosion through beach nourishment downstream of the harbors. {T}he impact of reducing sediment input on coastal evolution was investigated through model parameterization of the influx at the boundary. {O}verall, the model may be a useful tool for improving regional coastal policies in the {B}ight of {B}enin.}, keywords = {{B}ight of {B}enin ; {S}ediment transport rate ; {H}arbor ; {I}nlet ; {S}horeline ; evolution model ; {C}oastal management ; {AFRIQUE} {DE} {L}'{OUEST} ; {GUINEE} {GOLFE} ; {BENIN} {BAIE}}, booktitle = {}, journal = {{R}egional {S}tudies in {M}arine {S}cience}, volume = {48}, numero = {}, pages = {101995 [12 ]}, ISSN = {2352-4855}, year = {2021}, DOI = {10.1016/j.rsma.2021.101995}, URL = {https://www.documentation.ird.fr/hor/fdi:010083238}, }