1. The Hypothesis of Differential Erosion |
![](buttonon.gif) | Introduction |
![](buttonon.gif) | Test the hypothesis for areas where bedrock is at or close to the surface. |
![](buttonon.gif) | Test the hypothesis for areas where bedrock is NOT at or close to the surface. |
2. The Hypothesis of Differential Deposition |
![](buttonon.gif) | Introduction |
![](buttonon.gif) | Testing the hypothesis. |
3. The Hypothesis of Uplift and Depression |
![](buttonon.gif) | Introduction |
![](buttonon.gif) | Devising a test for the hypothesis. | ![](cd_logo.gif) |