Tao-Rusyr Caldera January 8, 2011 | NASA Earth Observatory has an interesting satellite image of the Tao-Rusyr Caldera on Onekotan Island in... Eruption at Aso Caldera in Japan May 19, 2011 | Eruptions Blog Since Friday, May 13, Nakadake vent in the Aso Caldera has produced a small steam-and-ash... What Causes the Explosive Eruptions at Kilauea? August 4, 2011 | USGS Most of the time, eruptions at Kilauea are gentle enough that they can be observed... Ash Cloud from Mount Etna, Sicily August 26, 2011 | NASA Earth Observatory "On August 12, 2011, Etna had its tenth paroxysm of the year, captured in this... |