@article{fdi:010083315, title = {{C}limate change impacts on surface water resources in the {O}ued {E}l {A}bid basin, {M}orocco}, author = {{E}l {K}halki, {E}. and {T}ramblay, {Y}ves and {H}anich, {L}. and {M}archane, {A}. and {B}oudhar, {A}. and {H}akkani, {B}.}, editor = {}, language = {{ENG}}, abstract = {{M}editerranean countries are strongly affected by reduced surface water resources. {T}his study aims to assess the climate change impacts on runoff supply to the {B}in {E}l {O}uidane dam in {M}orocco, the largest in the country in terms of hydropower production. {A} water balance model coupled with a stochastic calibration method to provide confidence intervals on simulated discharge is used to reproduce discharge using observed and bias-corrected {ECMWF} {R}eanalysis 5th {G}eneration ({ERA}5) rainfall ({WFDE}5). {F}ive regional climate models from the {EURO}-{CORDEX} initiative are considered to estimate the climate change impacts on surface runoff for the {R}epresentative {C}oncentration {P}athway ({RCP}4.5) and {RCP}8.5 scenarios. {R}esults indicate a future increase in evapotranspiration (+15 to +36%) associated with a decrease in precipitation (-16 to -34%) in both climate scenarios. {T}he hydrological projections indicated a significant decrease in runoff (-57 to -86%), more severe when the model is driven by {WFDE}5 compared to observed precipitation. {C}onsequently, the strong decline of surface water resources imply a change in water ressource management for hydropower production and local agriculture to adapt to the future climatic conditions.}, keywords = {climate change ; water resources ; {WFDE}5 ; {M}orocco ; {EURO}-{CORDEX} ; {MAROC} ; {OUED} {EL} {ABID} {BASSIN}}, booktitle = {}, journal = {{H}ydrological {S}ciences {J}ournal = {J}ournal des {S}ciences {H}ydrologiques}, volume = {66}, numero = {15}, pages = {2132--2145}, ISSN = {0262-6667}, year = {2021}, DOI = {10.1080/02626667.2021.1982137}, URL = {https://www.documentation.ird.fr/hor/fdi:010083315}, }