Tracking the volcanic cloud altitude of the 2008 Kasatochi eruption with GNSS radio occultations
Valeria Cigala1, Riccardo Biondi1, Fred J. Prata2, Andrea Karin Steiner3, Gottfried Kirchengast3 and Hugues Brenot4, (1)University of Padova, Padova, Italy, (2)AIRES Pty Ltd, Mt Eliza, Victoria, Australia, (3)University of Graz, Wegener Center for Climate and Global Change, Graz, Austria, (4)Royal Belgian Institute for Space Aeronomy, Brussels, Belgium