“Leading water scientists have issued one of the sternest warnings yet about global food supplies, saying that the world’s population may have to switch almost completely to a vegetarian diet over the next 40 years to avoid catastrophic shortages. Humans derive about 20% of their protein from animal-based products now, but this may need to drop to just 5% to feed the extra 2 billion people expected to be alive by 2050, according to research by some of the world’s leading water scientists…”.* Ana Kasparian and John Iadarola (host of TYT University and Common Room) discuss on The Young Turks.
*Read more here from John Vidal in The Guardian: http://www.guardian.co.uk/global-development/2012/aug/26/food-shortages-world-vegetarianism?cat=global-development&type=article
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