2002 Alaskan quake left 7 areas of California stirred but not shaken

Earth tremors not linked to volcanic activity first turned up in seismic observations several years ago, but those tremors were almost exclusively in subduction zones such as the Cascadia region off the coast of the Pacific Northwest.

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

<p><a href="http://www.physorg.com/news114963590.html">2002 Alaskan quake left 7 areas of California stirred but not shaken</a></p> <p>Earth tremors not linked to volcanic activity first turned up in seismic observations several years ago, but those tremors were almost exclusively in subduction zones such as the Cascadia region off the coast of the Pacific Northwest.</p>