... destabilization. The cusp-shaped magneticfield in the main phase of the second flare and its evolution in correlation with ribbonseparation provide evidence for the cause of the CME eruption. The propagation ... Te, the effec-tive ion temperatures and non-thermal motions, the plume cross-section relative to the size of the coronal hole, and the plasma bulk speeds.In this paper, we briefly discuss the ... activ-ity, corresponding to ARs 48 4, 48 6, and 48 8 (Uddin et al. 2006). The continuousemergence of magnetic flux in and around AR 501 (return of AR4 84, in the next ro-tation) also caused several...