Evidence from the AD 2000 Izu Islands swarm that stressing rate governs seismicity

Appears in Nature
5 Sept 2002 issue
PDF of paper and
News & Views

by Shinji Toda, Ross S. Stein & Takeshi Sagiya

Animations
(If animations open in Quicktime it would be better to install Flash Player first)

News agencies may freely use & reproduce these images and animations. Credit: Serkan Bozkurt (USGS)

	This schematically shows the propagation and expansion of the dike, and the eruption of Miyake volcano, during the Izu swarm. Animation size: 200 Kb Please click image to see animation Downloadable animation in "zip" format Animation by: Serkan Bozkurt

	This shows the Izu volcanic islands and undersea bathymetry south of Tokyo, and then drapes the observed earthquakes and calculated stress stress onto the seafloor. Important features are labeled. Please click to image to play animation. Animation size: 862 Kb Please click image to see animation Downloadable animation in "zip" format Animation by: Serkan Bozkurt

	This shows the migration of earthquakes with time during the two-month-long Izu sequence. (The largest earthquakes shown as 'beach balls'). Please click to image to play animation. Animation size: 576 kb Please click image to see animation Downloadable animation in "zip" format Animation by: Serkan Bozkurt		This shows 2000 seismic swarm beneath Izu islands. Please chose an animation format: Windows AVI (2.2 Mb) Quicktime MOV (3.9 Mb) Animation by: Serkan Bozkurt