Series:

Ecosystems of North America

3 total works

Cover of The Pacific Coast

The Pacific Coast

by Maria Mudd Ruth

Published 1 September 2000

Cover of The Mississippi River

The Mississippi River

by Maria Mudd Ruth

Published 1 September 2000

Cover of The Tundra

The Tundra

by Maria Mudd Ruth

Published 1 January 2000
Examines the arctic tundra, its life and ecosystems, and its responses to temperature and weather.