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Figure 3


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Evolution de 1951 à 2013 de l’indice pluviométrique (ISP : Indice Standardisé des Précipitations) et de sa moyenne mobile sur 5 ans pour la Sénégambie et le bassin du Niger Moyen. 1951-2013 period trends of the SPI (Standard Precipitation Index) and its 5-years mobile average (Standard Precipitation Index) for Senegambia and the Middle Niger River Basin.

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