Bill Gates, founder of Microsoft, shares what he has learnt in over a decade of studying climate change and investing in innovations to address climate problems. He explains how the world can work to build the tools it needs to get to net-zero greenhouse gas emissions - investing in research, inventing new technologies and deploying them quickly at a large scale. Gates is optimistic that the world can prevent the worst impacts of the climate crisis. This is a visionary and inspiring book by one of the world's most celebrated public figures.