Multiple Choice
Which is true regarding the Arctic?
A) regional warming has thinned the Polar Ice Cap's continental glacier by 3 m since 1970.
B) almost half of the pack ice has disappeared since 2007.
C) Arctic pack ice is made up exclusively of frozen salt water.
D) icebergs during the Pleistocene may have been 300 m tall and 700 m deep.
E) the Northwest Passage is still not ice free in the summer despite global warming.
Correct Answer:
Verified
Correct Answer:
Verified
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