This comprehensive treatment of the environmental history of northern North America offers a compelling account of the complex encounters of people, technology, culture, and ecology that shaped modern-day Canada and Alaska. * Includes 17 maps charting and illuminating the patterns and changes discussed in the text as well as a broad array of photographs drawn from archival and personal collections * Provides a comprehensive timeline covering significant events from 50,000 BC to early 2006 and a detailed glossary of important people, events, and concepts, from acid rain to whaling