Figure 5

The ratio of the standard deviations of the MSU 2R and surface temperature anomalies over (top) the 204 months from 1979 through 1994 and (bottom) the 48 months winter months (December-February) over the same years. The contour increment is 0.4, and regions of insufficient data are not contoured. Values less than 0.8 are given by the dark shading, and values greater than 1.6 by the light shading.

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