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Outrage: Great Green Wall crumbling
At first glance, deserts seem featureless and inert. The never-ending vastness of parched earth, sprinkled with shrivelled life forms, comes across as a mysterious terrain that induces dread. Look a little closer and you can see how dynamic and ever-changing their fringes are. As rainfall varies, it redraws the borders. When there is good rain, the edges come alive with vegetation in all shades of green; when precipitation is sparse, they turn brown and dry.
But as human-induced activities such
But as human-induced activities such