100 Things to Know about Saving the Planet"How could plastic eating bacteria help reduce waste? Can a river be given human rights? Could we generate all the power we need from the sun and the wind? How do woolly sweaters help penguins in peril? Would building a giant sunshade in space stop the world from overheating? Find the answers to these questions and more in this exciting book full of big, small and unexpected ways to save the planet" Provided by publisher.