AP BIOLOGY

Detailed explanation-1: -Desertification is the degradation process by which a fertile land changes itself into a desert by losing its flora and fauna, this can be caused by drought, deforestation, climate change, human activities or improper agriculture. Desertification is a process of degradation of the land.

Detailed explanation-2: -Desertification is a form of land degradation by which fertile land becomes desert.

Detailed explanation-3: -Desertification is the process by which vegetation in drylands i.e. arid and semi-arid lands, such as grasslands or shrublands, decreases and eventually disappears.

Detailed explanation-4: -desertification, also called desertization, the process by which natural or human causes reduce the biological productivity of drylands (arid and semiarid lands).

Detailed explanation-5: -The classification system used in the preparation of continental desertification maps is based on four classes of desertification: slight, moderate, severe, and very severe.