On Nov. 10, Bill Nye will release a new book titled “Unstoppable.†As only Bill Nye can, he uses the book to explain the science behind climate change, debunks popular myths, and asks readers to take action in their own lives to create a sustainable future. The book is shot through with optimism, but Nye has no illusions about what lies ahead. The message is simple: Climate change is real; humans are causing it; and we have no choice but to build a better and cleaner world. Salon spoke with Nye about his new book and about his broader intentions....