Precipitation minus evaporation/sublimation (equal to moisture convergence) for the West Antarctic sector between Byrd Station and central Ross Ice (75-90 S, 120 W - 180 W) dervived from the ECMWF atmospheric moisture budget (bold, solid and dashed) in relation to the Sothern Oscillation Index (thin solid). Values are annual running means. From Cullather et al. (1996).
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