Coronal cavities, coronal mass ejections, and the solar cycle.
Sarah E Gibson, National Center for Atmospheric Research, High Altitude Observatory, Boulder, CO, United States, Urszula Bak-Steslicka, University of Wroclaw, Wroclaw, Poland, Giuliana de Toma, NCAR, Boulder, CO, United States and Laurel Rachmeler, NASA Marshall Space Flight Center, Huntsville, AL, United States; NOAA National Centers for Environmental Information, Boulder, United States
