In the Sahel, sustainable land methods including agroforestry, integrated farming, and vegetation-cover-promoting techniques are suggested. These will improve agricultural output and alleviate land degradation by increasing agricultural productivity per unit land area, diversifying farmers’ sources of income, and providing soil cover to shield soils from agents of erosion.

https://www.researchgate.net/publication/284364313_Land_degradation_and_agriculture_in_the_Sahel_of_Africa_causes_impacts_and_recommendations