Geological Time Websites

Geological Time:
http://www.ucmp.berkeley.edu/education/explorations/tours/geotime/gtpage1.html

The video we watched used the metaphor of Earth’s history as a calendar year.
For your homework you will need to answer questions from this site and its
metaphor, and then try one of your own!

If you have more time, try this site too…
http://www.dmns.org/main/minisites/ancientDenvers/floods.html












80 Years Ago...
The Great Depression and the Dust Bowl - 1930's t Today...Arizona Dust Storm 2011