Education Technology

JASON: Land Erosion - Running Off With Soil

Published on 06/09/2008

Activity Overview

Rainforests at the Crossroads: Examine the relationship between rainfall and runoff on Barro Colorado Island (BCI) over a period of one year. Then examine the data and use the TI-73 Explorer™ to graph and analyze the values.

Before the Activity

See the attached teacher document (pdf file) for notes and guidelines for this activity.

Print and copy the attached activity document and research article (pdf files) for your class. The research article is in the during the activity section below.

During the Activity

Students will:

  • Examine the relationship between rainfall and runoff on Barro Colorado Island (BCI) over a period of one year
  • Examine the data and use the TI-73 Explorer™ to graph and analyze the values


  • Directions
  • Distribute the activity document and research article to your class
  • Read and discuss the research article
  • Follow the activity procedures outlined in the student document
  • After the Activity

  • Students complete the data analysis section of the activity
  • Discuss the results of the data analysis with your students