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desertification

noun [U]
 
 
/dɪˌzɜː.tɪ.fɪˈkeɪ.ʃən/ US  /-ˌzɝː.t̬ə-/ specialized

Definition

the process by which land changes into desert, for example because there has been too much farming activity on it or because a lot of trees have been cut downDry weather, arid conditions and dryness
(Definition of desertification noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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