Describe the characteristics of the Sahel. Write a paragraph of at least 5 complete sentences.

The Sahel is the semi - arid region of western and north-central Africa extending from Senegal eastward to The Sudan. It forms a transitional zone between the arid Sahara (desert) to the north and the belt of humid savannas to the south. It has has a tropical, hot steppe climate, and is Africa main source crops.