An evergreen revolution for Africa

Abstract

The challenge facing African agriculture is immense. At least a doubling of yields over the coming decades is required to produce more food for a growing population while at the same time combating poverty and rehabilitating the fertility of degraded soils. The risks that come with climate change make this task even more daunting. 1 But for hundreds of thousands of smallholder farms in Zambia, Malawi, Niger , and Burkina- Faso, the future looks brighter. They have been shifting to farming systems that are restoring exhausted soils and are dramatically increasing food crop yields, household food security,and in comes