584257.fig.006a
(a)
584257.fig.006b
(b)
584257.fig.006c
(c)
584257.fig.006d
(d)
Figure 6: The IRE for the (a) May, (b) June, (c) July, and (d) August 2010 blocking event where the solid line is the planetary-scale IRE (left ordinate) and the dotted line is the synoptic-scale IRE (right ordinate). The left (right) vertical line represents block onset (termination).