Exercises

Global Sea Level Change > Step One

• In an open QUEST window, click on the Menu button and set the Map Area to World.

• From the Main Menu click on Data Sets and choose Topography from the pull down menu.

• Next, select the Show Sea Level Change button and raise sea level by 125 meters using the Change in Sea Level text box.

• When you are done be sure to click on both OK buttons in the green Topography window and the tan Data Sets window.

• Lastly, click on the Get Map button.

Once your map appears look it carefully. The black lines indicate the new coastline and the grey lines the present day coastline.

1. How does this affect the continents (in general)?

2. Are there any continents (or large islands) that are now joined? Where?

Zoom in and re-examine these areas using the Region Selector.

3. What effect could this higher sea level have on communities of organisms living on these continents?