Tag Archives: New Zealand

Shaking in Christchurch boosted by seismic lensing?

Posted on February 25, 2011 by Chris Rowan

Even taking into account how close the rupture point of Tuesday’s earthquake was to Christchurch, the intensity of the shaking – and the amount of damage that the city suffered as a consequence – seems to be very high for … Continue reading →

Categories: earthquakes, geohazards, geophysics

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

Flooding around the world

Posted on January 31, 2011 by Anne Jefferson

Based on information from The Flood Observatory and other news sources, here are some tidbits about on-going and recent flood events around the world. Every one of these floods is having significant local and regional impacts, even if they don’t … Continue reading →

Categories: by Anne, geohazards, geomorphology, hydrology

After the (blog)storm: following up on the big geological stories of 2010

Posted on December 31, 2010 by Chris Rowan

In the past year, there have been several occasions where we’ve discussed events that were, at the time of posting, capturing a lot of media attention. But, as we all know, the attention span of the rolling news cycle is … Continue reading →

Categories: earthquakes, geohazards, public science

All quiet on the Alpine Fault?

Posted on September 14, 2010 by Chris Rowan

The Alpine fault has not ruptured since European settlement in the 1840s. Paleoseismology tells us that this is the longest it has gone in a millenium without generating a magnitude 8+ earthquake. Continue reading →

Categories: earthquakes, geohazards, geology, geomorphology, tectonics