This accessible, two-volume encyclopedia lays a foundation for understanding global warming and other issues related to the North and South Poles. Ideal for hig

"This one-stop reference is a perfect resource for anyone interested in the North and South Poles, whether their interest relates to history, wildlife, or the g

This one-stop reference is a perfect resource for anyone interested in the North and South Poles, whether their interest relates to history, wildlife, or the ge

A survey of polar life and polar issues, with emphasis on the fact that the differences between the poles far outweigh their similarities.