Direct your browser to http://iridl.Ideo.columbia.edu /SOURCES/.LEVITUS/.MONTHLY/figviewer.html?plottype=color You are now viewing IRI's interactive plotter. You should see a similar view as shown in the screenshot on the previous page. The view you're seeing should display the same variable, temperature, and it should be shown over the same spatial extent, but the month represented should be January and the depth of the temperature displayed is at Om, which is the sea surface. Look carefully at the image. Click on the bottom right pull-down menu and change 'colors' to 'colors | contours'. Refresh the image by clicking on the counterclockwise arrow icon. 19. What has changed in your temperature scale, depth, month, and color contours of temperature