Welcome to QuakeBlog. One of the core missions of QuakeRisk Inc. is to keep the public informed about earthquakes and their impacts. We hope to fulfill this mission through this blog. Recent posts are listed below. Use the left menu to browse for older posts. We welcome your comments and questions.
Wednesday, 16 April 2014 06:34

What do seismic instruments do and why do we need them?  Read on...

Wednesday, 15 May 2013 00:00

Engineers often make statements like, "We have designed this building or structure to withstand a magnitude 8 earthquake".  Is such a statement meaningful?

Read on ...

Tuesday, 05 March 2013 00:00

What is long period ground motion? How does it differ from short-period ground motion?  What types of structures are selectively excited by long period ground motion?  I have tried to provide answers to these questions in the following video that I recorded for S.K. Ghosh and Associates:

http://www.youtube.com/watch?v=Zy9moVSVoTs&list=UU9vOtOOqukG-IPPVNZTXZ7A&index=1

Read on for some more background on the topic...