The world has a worsening water crisis and half of all food production will be at risk of failure by the middle of this century.

That’s the worrying message from a report released Wednesday by a major international study.

Half of the world’s population already faces water scarcity and that proportion is growing too, according to the Global Commission on the Economics of Water, which is funded by the Dutch government and facilitated by the Organization for Economic Cooperation — a group of the world’s richest economies.

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