Measure of the pressure gradient between the polar and subpolar regions of the Southern Hemisphere. Term was introduced by Thompson and Wallace (2000). More information on the AAO can be found here. See also Arctic Oscillation (“AO”).
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Measure of the pressure gradient between the polar and subpolar regions of the Southern Hemisphere. Term was introduced by Thompson and Wallace (2000). More information on the AAO can be found here. See also Arctic Oscillation (“AO”).
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