Many authors over the 20th century have given many different definitions of desertification due to its occurrence. However, due to controversy over its encroachment and prevalence whether provoked by physical or human factors, the aspect of desertification remains reality.
- Critically examine the statement that desertification is largely as a result of human actions. Cameroon GCE June 2017
Most affected areas are the Sahel regions of Africa which is a narrow belt of semi-arid areas of the Sahara desert of North Africa. The Sahel regions lies immediately south of Africa. This covers Eritrea, parts of Somalia, Northern Ethiopia, Sudan,, Chad, Northern Cameroon, Northern central African republic, Niger, Nigeria, Burkina Faso, Mali, Mauritania and Senegal as can be seen below.