Sawadogo’s approach uses a traditional method called ‘zai’. Farmers dig holes in the rainy season to plant seeds but Sawadogo added a twist to the method...
This Farmer Pushed Back The Desert In Burkina Faso With Trees
Sawadogo’s approach uses a traditional method called ‘zai’. Farmers dig holes in the rainy season to plant seeds but Sawadogo added a twist to the method...