lucha contra la desertificación

desertification control Remedial and preventive actions adopted against desertification include irrigation, planting of trees and grasses, the erection of fences to secure sand dunes, and a careful management of water resources

envir.

control de la desertificación

Desertification Control

: 10 phrases, 2 sujets

Environnement	2
Nations unies	8

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