Greta Thunberg"s speeches shook the world. With The Climate Book, she has created an essential tool for everyone who wants to help save it. Greta Thunberg"s speeches shook the world. With The Climate Book, she has created an essential tool for everyone who wants to help save it. It seems like an impossible task- secure a safe future for life on Earth, acting at a scale and speed that the world has never seen, in the face of vast and powerful forces--not just oil tycoons and governments, but the changing climate system itself. But it doesn"t have to be this way. Greta Thunberg has created The Climate Book in partnership with over one hundred of these experts in order to equip us all with this knowledge. This is one of our biggest problems, she shows, but also our greatest source of hope. But it has to be us, and it has to be now.