The question whether each megathrust earthquake necessarily and instantaneously triggers submarine mass-movement has been intensively discussed in the wake of the giant earthquakes that occurred over the last decade. Whereas the 2011 Tohoku-Oki earthquake (Japan) caused failure of parts of the lowermost continental slope, no similar evidence was found after the 2010 Maule earthquake (Central… Read More Megathrust earthquakes and submarine landslides