All the Birds in the Sky

More about the book

This is the acclaimed SF-and-fantasy debut novel from the editor-in-chief of io9.com!When Patricia was just six, she met the Great Tree and was asked a question that would determine the course of her life. When Laurence was in grade school, he made a tiny device that could send its wearer into the future. Now as adults, they must work together to secretly repair the planet before its too late.