Page 1
Plate Tectonics and Western North America
Page 2
Magnetic Stripes off Pacific Coast
Page 3
Evolution of the Eastern Pacific
Page 4
Western U.S. and the Andes
Page 5
How the West Was Stretched
Page 10
The Plate Tectonics Model
Page 25
Geology of the Caribbean
Page 26
Fit of Continents Across the
Atlantic
Page 28
The Caribbean Plate
Page 29
How the Plates are Moving
Page 30
Some Mysteries
• What was between North and South America?• How did Central America form?• Where did the Greater Antilles come from?• Why is the Caribbean shallower than the
Atlantic?• Why is there a plate between North and South
America at all?
Page 31
A Subduction Zone
Page 49
Fit of Continents Across the
Atlantic
Page 52
Opening of the North Atlantic
Page 54
Yucatan Rifts Away
Page 59
Volcanic Plateau Begins to Form
Page 61
Plateau Encounters Subduction Zone
Page 64
Yucatan Basin Opens
Page 67
East Pacific Rise Approaches