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Global sand crisis caused by urbanization, reports UN

global-sand-crisis-caused-by-urbanization,-reports-un

While everybody knows that water is a limited and much sought after resource, a new UN report announced that the world’s second most exploited resource is also in grave danger: sand. Global demand has surged to 50 billion tons annually and continues to grow. Without urgent action, the UN said we will face a “sand crisis.”

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