We are eating the Earth : the race to fix our food system and save our climate

Humanity has cleared a land mass the size of Asia plus Europe to grow food, and our food system generates a third of our carbon emissions. By 2050, we're going to need a lot more calories to fill nearly 10 billion bellies, but we can't feed the world without frying it if we keep tearing down an acre of rainforest every six seconds. We are eating the earth, and the greatest challenge facing our species will be to slow our relentless expansion of f...