Grand Canyon: Solving Earth's Grandest Puzzle

Grand Canyon: Solving Earth's Grandest Puzzle

by James Lawrence Powell

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Product Details

ISBN-13: 9780452287877
Publisher: Penguin Publishing Group
Publication date: 11/28/2006
Pages: 320
Product dimensions: 5.54(w) x 8.50(h) x 0.73(d)
Age Range: 18 Years

About the Author

JAMES LAWRENCE POWELL is executive director of the National Physical Science Consortium, and former director and president of the Los Angeles County Museum of Natural History. He is the author of Night Comes to the Cretaceous and Mysteries of Terra Firma.

Table of Contents


I. A BRIEF HISTORY OF AWE.
1. Six Feet.
2. Water Catch 'Em.
3. How Old Is a River?
4. The Saw That Cut the Mountain.
5. Seven Cities of Gold.
II. SECRETS OF THE RIVER.
6. America's Greatest Geologists.
7. The Sublimest Thing.
8. Earth's Engine.
9. Where Everything Is Exposed.
10. Antecedence in Doubt.
11. The Same River Twice?
III. A NEW THEORY.
12. Paradox.
13. Canyon Makers.
14. Lazarus and Lakes.
15. Molten Rock, Melted Snow.
16. What Caused the Grand Canyon?
Key Terms and Places.
References.
Acknowledgments.
Index.

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