Part 1—Download Software and Data

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 –
Start My World GIS

My World GIS program icon
  1. Start My World GIS by double-clicking the program icon or by going to the Start Menu and navigating to the application.
  2. From the Welcome screen, click the link titled "Get Started" at the bottom of the screen.
  3. my_world_welcome
  4. A new My World GIS project window opens in Construct Mode. A Data Library, Layer List, and a blank Map will be visible.
  5. My_world_default_open

Step 3 –
Enable the Thredds Online Data Library option

  1. To access the online data stored at the Pacific Marine Environmental Laboratory (PMEL), select Edit > Preferences and enable the Thredds Online Data Library option in My World GIS preferences.
  2. Select Edit > Preferences.


    Check the box next to Enable Access to Thredds Online Data Library. Click OK.
    Note: This window is where you can also change many other preferences of My World GIS including the measurement units, default map projection, and default map background color. You can also turn off the "Display Welcome Window at Start Up" option in this menu.


  3. You will need to quit My World GIS for the preferences to be saved.

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