Table 1 Trends in the PC1 for the sea ice concentration from the NSDIS data, the PDO indices and the AMO indices for the period 1979 to 2013 for each season with greater than 99.9% confidence level.

From: Possible connections of the opposite trends in Arctic and Antarctic sea-ice cover

 

MAM

JJA

SON

DJF

PC1

0.0749

0.0789

0.0861

0.0875

PDO

−0.0530

−0.0542

−0.0651

−0.0594

AMO

0.0614

0.0621

0.0739

0.0695

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