Rivers of Fire (Atherton, Book 2) by Patrick Carman
Synopsis: With Atherton inverting, a young boy with a penchant for climbing and his friends go on a journey of a lifetime through the hidden corridors of the only world they’ve ever known. Review: Rivers of Fire, being the middle book in a trilogy, concerns itself with questions of war and evolution. Everything on Atherton is in flux, from society to the ecosystem to geology itself. I don’t want to give too many spoilers for book 1; suffice it to say that our heroes remain…