秋季巴伦支海海冰与中国京津冀地区2月气温变化的联系

张国宏

Relationship between autumn sea ice in the Barents Sea and change of temperature in February in Beijing-Tianjin-Hebei region of China

ZHANG Guohong

图3 去趋势后的中国京津冀地区Feb4-20气温PC1与秋季北极海冰密集度的相关系数分布 (填色区由浅到深分别通过α=0.10、0.05、0.01的显著性检验;绿色线围的填色区为巴伦支海显著正相关区)

Fig.3 The distribution of correlation coefficients between detrended PC1 of temperature from 4 to 20 February in Beijing-Tianjin-Hebei region of China and Arctic sea ice concentration in autumn (The colour shaded areas from shallow to deep passed the significance tests at 0.10, 0.05 and 0.01 level, respectively; the colour shaded areas enclosed by green line are the significantly positive correlation areas of the Barents Sea)