Tag Archives: stress changes

Update: Christchurch aftershocks

Posted on June 27, 2011 by Chris Rowan

As the aftershocks of the Darfield quake continue, where do the future seismic dangers lie? Continue reading →

Categories: earthquakes, geohazards, tectonics

The many faces of earthquake triggering

Posted on May 4, 2011 by Chris Rowan

Can large earthquakes beget more large earthquakes? It’s an easy question to ask, but much more difficult to answer. Depending on the distance from, and time since, the initial earthquake, the processes that may result in ‘seismic triggering’ are very … Continue reading →

Categories: earthquakes, geohazards, tectonics

Magnitude 6.3 earthquake rocks Christchurch

Posted on February 21, 2011 by Chris Rowan

[Note: see the bottom of this post for the latest updates and links – last update 26th February]. A few hours ago, Christchurch, the largest city on the South Island of New Zealand, was once again shaken by a large … Continue reading →

Categories: earthquakes, focal mechanisms, geohazards, society, tectonics