Since I was born, the world’s population has more than doubled, and we now find ourselves with the largest youth population in history. More people are using more resources — but those resources are fast depleting. The Food and Agriculture Organisation of the United Nations is predicting that by 2025, 1.8 billion people will be living in countries or regions with absolute water scarcity. We encounter the same problems when we look at available food, minerals and other natural resources.
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