Part 1—Download Data and Software

Step 1 – Download and Install My World GIS Software

  1. Open the My World homepage in a new window and click the Get the Software! button in the upper right hand corner of the page.


  2. Look for the FREE 45-DAY TRIAL VERSION box and click the link to PASCO's My World Trial Registration Page.
  3. A new Web browser window opens and displays the PASCO registration form. Complete the form. Make sure to fill out the required fields shown in red. Then click the Submit button at the bottom of the page.
  4. A My World GIS™ version 4.x Trial Version Installer loads. Click on the "Start Installer for..." button. This will start the My World GIS installation on your computer.
  5. Follow the on-screen instructions to install My World GIS on your computer.
Note: You may want to return to the My World GIS website later and explore its resources.

Step 2 – Download the Evidence for Plate Tectonics Project File

  1. Right-click on a PC, or control-click on a Mac, to download the project file Evidence_1.m3vz ( 6MB Jul21 11) to use with this chapter.
  2. Take note of where you download the file so that you can locate it and browse to it later.
My World GIS can open a project file wherever it is on your computer. However, if you would like the project to be available through the Data Library, then place it into the data folder of the My World GIS 4.1 folder. Note: The default location for My World GIS installation is the applications or programs folder.

Step 3 – Launch My World and Download Data

Additional (optional) data for this activity is available through the Activity Center hosted by My World GIS. Note: If you completed Steps 1 and 2, it is not necessary to complete this second download.
  1. Launch My World by double-clicking its desktop icon .
  2. From the Welcome screen, click the link titled "Activity Center" under Web Resources.
  3. A new browser will open for the My World GIS Online Activity Center.
  4. Scroll down the page to locate the Plate Tectonic Activity. Click the link for the Data Library and save the .zip file to your downloads folder or desktop.
    1. A new browser will open for the My World GIS Online Activity Center.

    2. Scroll down the page to locate the Plate Tectonic Activity. Click the link for the Plate Tectonics Data Library.

    3. Save the .zip file to your downloads folder or desktop.

  5. Unzip the file and move the unzipped folder to the My World Data folder. Delete the initial .zip file.
  6. When finished, quit and restart My World. This will add a Plate Tectonics Data Library for your use (optional).

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