1. Show what happens to sea level when ice sheets melt. 2. Show what happens to sea level when icebergs melt. 3. Connect sea level changes in Miami to icesheets melting. 4. Explain that sea level changes are caused by melting/freezing of ice sheets in Antarctica/Greenland. 5. Show that communities in Florida will be affected by sea level rise. 6. Realize that South Florida has been under water many times in the geologic past. 7. Discuss ways communities can mitigate/adapt to sea level rise. Background Our "Climate Change" unit is broken into three lesson plans, each taking 60 to 90 minutes to Duration: 60 Minutes.