When you think about it, early civilizations had a rough time when it came to dinnertime. With no supermarkets, McDonald’s, or Cheesecake Factories, you pretty much had to find and prepare your own meal every day. And since Uber would not be invented for another 14,000 years, primitive peoples around 12,000 BC had to walk, sometimes for miles, and learn to hunt, fish, gather and cook for their daily meals. In the rain. Even on Sundays.
Farming evolved quite a bit since then. But with a world population hurtling towards 8 billion, we face a problem. As the 18th century economist Thomas Malthus observed, human population increases geometrically, while food production increases only arithmetically...
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