Geoscience Reference
In-Depth Information
the more questions we raise. Herein lies our continued fascination with the Arctic
climate system.
Focus Questions and Exercises
1) What do you view as the most important factors driving uncertainty as to
when the Arctic Ocean may become seasonally free of sea ice?
2) Do you think that Arctic cloud cover will change over the twenty-first cen-
tury? Why? How would these changes affect other parts of the Arctic climate
system?
3) It has been argued that increased ship traffic in the Arctic will accelerate loss
of the sea ice cover. Is this argument valid?
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