» See also Sahel, Tunisia, a region of eastern Tunisia, and Sahel (Eritrea), a former province of Eritrea. The Sahel or Sahel Belt (from Arabic ساحل, sāḥil, shore, border or coast of the Sahara)'s a semi-arid tropical savanna and steppe ecoregion in Africa, which forms the transition between the Sahara to the north and the slightly less arid savanna belt to the south, known as the Sudan (not to be confused with the country of the same name). Geography The Sahe… (More on Sahel)