By 2050 there will be another 2.5 billion people on the planet. Do we have to face some radical alternatives to our diet?

This article titled “The future of food” was written by John Vidal, for The Observer on Sunday 22nd January 2012 00.04 UTC

How can we feed the 2.5 billion more people – an extra China and India – likely to be alive in 2050? The UN says we will have to nearly double our food production and governments say we should adopt new technologies and avoid waste, but however you cut it, there are already one billion chronically hungry people, there’s little more virgin land to open up, climate change will only make farming harder to grow food in most places, the oceans are overfished, and much of the world faces growing water shortages.

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