This book takes readers to Antarctica, the Arctic and the high mountains, to see what is happening to their ice, snow and permafrost. Ice and snow reflect solar energy back to space, keeping the planet cool. As global overheating melts them away, we are losing this refrigeration factor, which adds to global overheating. The author begins by laying out the evidence for carbon dioxide as the control knob of climate, and hence of sea level, for the past 1000 million years, before exploring the effects of climate change in the three main icy regions. He shows us how climate change will likely...