The current food system doesn’t work. Industrial farming has turned agriculture into a substantial source of greenhouse gas emissions and pollution, and is driving biodiversity loss. In 2019, 15 city governments set out to change that. Three years on, this is what they have learnt. — By Laura Collacott, Freelance Editor, Ellen MacArthur Foundation The industrial food system is past its sell-by date. From monocrops and the vanishing of the bees, to unchecked palm oil expansion and cow burps, industrial farming has come under increasing scrutiny in recent years, and has been found wanting.