Climate change is an overwhelming puzzle. Green technologies like solar panels and batteries have never been cheaper. Activists are marching on streets. All the biggest economies and thousands of the biggest companies have set their sights on a zero-emission future. But the world’s appetite for fossil fuels isn’t slowing down, and neither are rising temperatures. Are we too late? Can clean technologies break through this mess? Is it possible to shake those in power to act?

In Zero we hear from the sharpest minds and the most innovative thinkers—scientists and inventors, activists and politicians, investors and business leaders. The people who need to make the tough decisions now if the world is to reach zero tomorrow.