Aditya Mukarji (16) stopped 26 million straws from polluting the oceans.
Cecilia La Rose (15) filed a lawsuit against the Canadian federal government for contributing to global warming.
Kaze Delphin (19) founded a company that produces eco-charcoal from organic waste in Burundi.
From Asia to Africa, Oceania to Europe, the Americas and Antarctica, see the world through the eyes of 60 young people who are fighting for their homes and their futures.
These stories are devastating, defiant, inspiring and moving - but, above all, they are full of hope. The climate crisis can feel overwhelming but, as this book shows, for every problem there are young voices raising awareness, creating solutions and demanding that things change. It's not too late to save the world. United, we really are unstoppable.