Too hot to stop: Processes governing deposit-derived (zombie) pyroclastic density currents and ash clouds: examples from 1991-2000 at Mt. Pinatubo, Philippines

Noah G Randolph-Flagg, Blue Marble Space Institute of Science, Seattle, WA, United States, Stephen Self, University of California Berkeley, Earth and Planetary Science, Berkeley, CA, United States and Ronnie Torres, Hawaii Army National Guard, Kapolei, United States