why is the sahara desert expanding
The Sahara Desert is expanding because of desertification; the process of earth/land turning into desert due to the loss of moisture in the soil and loss of vegetation.Also it may be caused by human activity and an increase in the human population in one area.he Sahara Desert is expanding because of desertification; the process of earth/land turning into desert due to the loss of moisture in the soil and loss of vegetation.