Two of the most acute humanitarian crises in the world are currently taking place in the central Sahel and Lake Chad Basin regions. Africarsquo;s Sahel region stretches across the continent from east to westmdash;a semiarid belt that lies between the Saharan desert to north and the Sudanian savanna to the south. The region has historically experienced the most consistent and extreme droughts in Africa, which severely impact the livelihoods of people here, many of whom are semi-nomadic. For the last decade, ethno-religious tensions, political instability, poverty, armed conflict, and natural disasters have plagued these two regions, resulting in food insecurity, mass displacement of people,...