A positive phase of the Arctic Oscillation (AO) is associated with: MCQ with Answer and Explanation

A positive phase of the Arctic Oscillation (AO) is associated with:
A. Cooler than normal temperatures in the Arctic
B. Higher than normal pressure over the Arctic
C. Lower than normal pressure over the Arctic
D. Warmer than normal temperatures in the Arctic
Answer: Option C
Solution (By JKExamLibrary)
A positive AO phase is characterized by lower than normal pressure over the Arctic and higher than normal pressure over the mid-latitudes. This tends to confine cold air to the Arctic, leading to milder winters in the mid-latitudes.

This question belongs to: Geography GK Climate and Weather

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