Every year the identification, analysis and mapping of areas at risk and populations affected by food and nutrition insecurity in the Sahel and West Africa are carried out. Conducted within the Food Crisis Prevention Network (RPCA), this process is co-ordinated by the Permanent Inter-State Committee for Drought Control in the Sahel (CILSS). It analyses country-level information of the 17 countries in the region using a harmonised, common framework called the Cadre harmonisé (CH). More...