Fig. 4From: A statistical study of convective and dynamic instabilities in the polar upper mesosphere above TromsøHistograms of the number of days of the probabilities and correlations between the probabilities. Histograms of the number of days of the probabilities of the a convective and b dynamic instabilities, and c the total. d Scatter plots between the probabilities of the convective and dynamic instabilities. CC stands for correlation coefficient valueBack to article page