Which of the following statements about the Greenland and Antarctic ice sheets is false?
a. The volume of the world’s ice in the Greenland and Antarctic ice sheets is much greater
than the cumulative volume of the world’s ice stored in mountain glaciers.
b. The Greenland and Antarctic ice sheets together contain about 90% of the world’s
freshwater.
c. If 20% of the water in the Greenland and Antarctic ice sheets were to melt sea level would
rise by over 6 meters (20 ft).
d. The Greenland and West Antarctica ice sheets are both losing ice at the rate of about 150
million cubic kilometers per year.
e. The Greenland ice sheet is a remnant of the continental glaciers of the last Ice Age.
C
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