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This week’s Friday links are almost entirely earthquake related.

On James’ Empty Blog you can find some scary but interesting videos from the Japan tsunami area.

The 3rd INQUA-IGCP567 international workshop on paleoseismology and archeoseismology will take place in Mexico in November 2012. It’s the 100th anniversary of the Acambay Earthquake.

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The Christchurch earthquake was the main topic of the Geoblogosphere this week. A great analysis on the effects was provided by Dave Petley in his Landslide Blog. Highly Allochthonous reasoned on seismic lensing, Ontario Geofish posted a lot on building security, and countless news sites came up with photos and reports. Frank Taylor, who hosted the GoogleEarthBlog before he left for a sailing trip around the world, was in Christchurch next to the Cathedral when the quake happened. On his Tahina Expedition website he reports on his experiences.

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Today on Friday, 11 February, a magnitude 7.0 earthquake occurred offshore in Chile near Concepcion at  36.5° S and 73° W in a depth of 28km. The MMI at the nearby large cities was reported by the USGS with V.

Update: The magnitude was corrected to 6.8. The earthquake was followed one hour later by a further event with a magnitude of 5.3 and 4 hours later again by a more shallow 6.3.
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