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Quick note - the problem with Youtube videos not embedding on the forum appears to have been fixed, thanks to ZiprHead. If you do still see problems let me know.
Does anyone know if the Richter scale estimates from the past correspond well to the present? In other words, if an earthquake from 1932 is described as being 7.5 on the Richter scale, what are the chances it would now be described roughly the same?
The Economist had an article on earthquakes...
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