Desert

desert is a barren area of  where little precipitation occurs and, consequently, living conditions are hostile for and life.

The lack of vegetation exposes the unprotected surface of the ground to the processes of denudation.

About one-third of the surface of the is arid or semi-arid.

This includes much of the polar regions, where little precipitation occurs, and which are sometimes called polar deserts or “cold deserts”.

Deserts can be classified by the amount of precipitation that falls, by the that prevails, by the causes of desertification or by their geographical location.

Last Updated on 2 years by pinc