Sediment could be a major factor in biggest subduction zone earthquakes

The most powerful earthquakes – such as those that shook Indonesia in 2004, Alaska in 1964, Chile in 1960 and the Pacific Northwest in 1700 – occur in subduction zones, areas of the sea floor just offshore where two tectonic plates meet and one dives beneath the other.

If you want to include this story in your blog, copy and paste this formatted text:

<p><a href="http://www.physorg.com/news10375.html">Sediment could be a major factor in biggest subduction zone earthquakes</a></p> <p>The most powerful earthquakes – such as those that shook Indonesia in 2004, Alaska in 1964, Chile in 1960 and the Pacific Northwest in 1700 – occur in subduction zones, areas of the sea floor just offshore where two tectonic plates meet and one dives beneath the other. </p>