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Cambridge Discovery Education Interactive Readers are the next generation of graded readers - captivating topics, high-impact video, and interactive exercises designed to motivate and engage. Avalanches are frightening natural disasters that can seem to come out of nowhere. There are things that you can do to increase your chances of survival, though. This reader explores one of the worst avalanches in history and discusses the causes of such disasters. Use the unique code inside the book to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!