polar regions

"An introduction to regions with cold climates, including Earth's polar regions and high-elevation mountain regions, with information about the animals, plants, and people that live there and the explorers who first described these areas. Features include fact boxes, illustrations, period photographs, a glossary, and a list of recommended books and websites"--Provided by publisher.

Focuses on the two polar regions, the Arctic and the Antarctic, and discusses their uniqueness, their relation to world climate, their development and conservation, and the threat of pollution.