explore video categories: geology
The Geology of the Earth: Forces and Time
Recommend
In this video, footage of an active volcano, glaciers, continental coastlines and canyons illustrates some of the forces that contribute to shaping the Earth's surface.
Related Article: Learn more about geology.
- Company Info |
- Advertise With Us |
- Newsletter |
- Careers |
- Privacy |
- Contact Us |
- Help |
- Visitor Agreement |
- RSS |
- HSW Tools
- HowStuffWorks |
- HSW Brazil |
- HSW China
© 1998-2009 HowStuffWorks, Inc.
- Discovery Communications, LLC |
- Discovery Channel |
- TLC |
- Animal Planet |
- Discovery Health |
- Science Channel |
- Planet Green |
- Discovery Kids
- Petfinder |
- TreeHugger |
- Military Channel |
- Investigation Discovery |
- HD Theater |
- FitTV |
- Turbo |
- Discovery Education
- ATTENTION! We recently updated our privacy policy. The changes are effective as of Thursday, October 30, 2008.
- To see the new policy, click [here]. Questions? See the policy for the contact information.