What Controls the Shape and Motion of Sand Dunes?
Keycode: ES1603

Where Did This Sand Come From?
Keycode: ES1607

How Do Storms Affect Coastlines?
Keycode: ES1608

What Are the Costs and Benefits of Damming a River?
Keycode: ESU401

Observe an animation showing the formation of an arch.
Keycode: ES1601

Observe the formation of loess deposits.
Keycode: ES1602

Observe an animation of wave motion.
Keycode: ES1604

Observe waves as they break on the shore.
Keycode: ES1605

Examine an example of wave erosion.
Keycode: ES1606

Learn more about dust storms.

Careers for all chapters

Local Resources for Unit 4