Energy Release in Recent Earthquakes

After researching earthquakes a few weeks ago, I found a great deal of interesting information regarding energy release, frequency, and a multitude of other topics.  Today I will write about the release of energy from earthquakes since the beginning of the 20th century and compare the earthquakes of the last decade to those of the past century.

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Are We Having More Earthquakes Lately?

Since the beginning of 2010, there have been many devastating earthquakes near large population centers.  These earthquakes include a 7.0 in Haiti on Jan 12, 2010, an 8.8 in Chile and Feb 27, 2010, a 6.1 in Turkey on Mar 8, 2010, a 6.9 in Chile on Mar 11, 2010, a 6.9 in China on Apr 14, 2010, a 6.3 in New Zealand on Feb 21, 2011, a 9.0 in Japan on Mar 11, 2011 and a 7.1 in Japan on Apr 7, 2011.  These earthquakes have had tragic consequences, especially in Haiti and Japan, where over 220,000 and 10,000 people have died, respectively.  This surge of earthquakes in the news has caused many people to speculate about whether the number of earthquakes is increasing and the reasons why.  We found data on earthquakes from 1900 to 2010 and will show whether there has been a recent rise in earthquakes or not. Continue reading

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