Multiple Choice
Which of the following is evidence of recent changes in polar regions?
A) decrease in Arctic sea-ice volume
B) ice sheet darkening
C) increase in meltponds
D) the breakup of ice shelves
E) decrease in sea ice volume, ice sheet darkening, increased meltponds, and ice shelves calving are all evidence of recent changes in polar regions
Correct Answer:

Verified
Correct Answer:
Verified
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