Carving Grand Canyon: Evidence, Theories, and Mystery
by By Ranney, Wayne
Category: Science , Earth Sciences , Geology

Ranney (Yavapai College) explains how rivers in general can physically carve canyons, looks chronologically at the numerous theories that have been presented by successive generations of geologists regarding the Grand Canyon's formation, and describes a plausible sequence of geologic events that could create such a landscape. Numerous color photographs, detailed illustrations, and maps are provided. Annotation ©2005 Book News, Inc., Portland, OR (booknews.com)