... in our earth's landscape, in the 20th Century alone. Mean sea levels have increased by two millimeters annually, putting many low-lying nations in increasing danger during tropical storms. The incidence of tropical storms and other extreme weather events have dramatically increased. Temperature and precipitation shifts have forced many plants and animals to adjust their ranges upward in elevation and towards their ... respective poles. (Cunningham, 2000) Glaciers have been retreating at an alarming rate, and lake ice covers in the higher latitudes of the Northern Hemisphere last fourtee...

• Word Count: 1540
• Approx Pages: 6
• Has Bibliography
• Grade Level: Undergraduate