Vast swathes of the current economic system have to be dismantled to secure humanity’s future. Until recently that was thought impossible. Covid-19 proves this wrong. It is possible to shut polluting businesses overnight and pay people during a transition. Because Covid-19 has done half the job for us, a sustainable future is finally within our grasp. This book explains how societies can embrace this unique chance to build a future where people live with decency, and in balance with nature.