From the author of New York Times bestseller The New New Deal, a groundbreaking piece of reportage from the trenches of the next climate war: the fight to fix our food system. 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...