* GEORGE MONBIOT IS THE WINNER OF THE 2022 ORWELL PRIZE FOR JOURNALISM *What if there were a way to stop climate change and end global hunger at the same time?The way we feed ourselves is destroying the planet, and a collection of crises have brought the global food supply to its breaking point. But it doesn't have to be this way. With technology that already exists, we could sustainably provide everyone on the planet with a healthy diet. By cultivating hydrogen-eating bacter