WINDS
W E
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Oceanic Surface Currents
113
CURRENTS
EASTERLIES
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c
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Fig. 4.14. c Idealized rectangular ocean with the currents which would fonn as a result of the wind
forces shown on the left. The asymmetry of the gyres is caused by the Earth 's rotation. (From
W. Munk. 1955. Sci . Am 193 (3) 6; modified)