Gallery: Study Shows that Water and Food Shortages Could Force World In...

 

On average, humans get about 20% of their protein from animal-based sources. But scientists warn that this may come to an end in the future. Water shortages and the world’s increasing population mean that meat consumption will need to drop to 5% of protein intake in order to be sustainable at current water levels. These warnings come as Oxfam and the UN brace themselves for the second food crisis in just five years.

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