| Sumario: | Senegal, with 196,712 km2 land area, is located at the extreme west of the African continent (Longitudes 11°21W - 17°32N and Latitudes 12°8N - 16°41N). The country’s soils are in general of low fertility, fragile and very susceptible to wind and water erosion. The climate is of Sudano-Sahelian type characterized by alternating dry season (November to May) and rainy season (June to October). The 700 km coastline brings climatic differences between coastal areas and inland zones. Rainfall amount follows a latitudinal variation going from 300 mm in the north semi-desertic areas to 1200 mm in the south. Senegal is divided into 7 agro-ecological zones for management perspectives: River Valley, Niayes, Groundnut Basin (North and South), Silvo-Pastoral zone, Eastern Senegal and Upper Casamance, Lower Casamance (CIAT-BFS/USAID, 2016). The country’s economy is mainly driven by crop and livestock production contributing 17% of the GDP and employing about 70% of the population (NAPA, Republic of Senegal 2006). Like other sub-Saharan African countries, Senegal faces food insecurity as a consequence of climate variability and change combined with other global changes (Zougmoré et al., 2015).
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