"An award-winning science journalist explains what Earth's frozen waters tell us about the past, present, and future of humanity. "The Kingdom of Frost," or what scientists call the cryosphere, refers to all of Earth's frozen waters. Glaciers, ice caps, and fields of Arctic snow--the cryosphere is vital to our survival. It supplies us with water and helps cool cities from Bangladesh to Bangkok, Los Angeles to Oslo. In this captivating, eye-opening...