3) Surface Height Change The figure below shows the position of marker flags for Profile 4 of the glacier complex by the Juneau Icefield Research Program. The flags are labeled 1 through 31. The arrow indicates the direction of ice flow. Profile 4 Upper Line Camp 10 " Profile 4 Lower Line The data table next page shows the change in height (in meters) of the Juneau Icefield at Profile 4 over the years. The data was collected using a GPS system. 1. Using colored pens/pencils, plot the height of the ice measured on the graph found on the following page. Please use the following symbols and color code: 1993: