Sea ice at the Earth's poles air condition the planet. Glaciers store huge amounts of water. But as climate change melts the ice, the planet heats up faster and the ocean levels rise. Planet in Danger: Disappearing Sea Ice and Glaciers looks at how events in the polar regions threaten small communities and giant cities around the world. The latest science news provides details and expert accounts. Full-color images take readers into rushing floodwaters and onto Arctic ice floes. Fast facts go beyond the story while a glossary introduces important terms. A list of resources points students to further information.