A Plan to Slow the Creep of the Sahara—by Planting Gardens
by Jessica Leigh Hester from on (#5NKNA)
People along the desert's border are building a kind of circular plot called a tolou keur to keep the soil fertile and to slow desertification.People along the desert's border are building a kind of circular plot called a tolou keur to keep the soil fertile and to slow desertification.