Sophie is uninterested in writing a research report on polar bears until a polar bear named Olafur swoops her away to the Arctic, where she learns all about the playful bear's habits and habitat, from glacier mice to Northern Lights.
Riley, Uncle Max, Aunt Martha, and Cousin Alice meet in northern Canada, where they study and help polar bears that are wandering through towns while waiting for Hudson Bay to freeze over again so that they can hunt for seals.
This unusual cumulative book begins with a stark, black-edged painting of the vast, moonlit, arctic landscape. Each turn of the page highlights another arctic creature, generally named in the order it appears on the food chain.
Explores what would happen if the sea ice melts in the far north of the globe, causing the extinction of polar bears, and how it would affect environments around the world.