From The Watchers –
Article with all the links mentioned below.
LINK – http://youtu.be/woVitezc-zU
screengrab from 12:34 min. into the video:
title: USGS Worldwide Deadly & Destructive Earthquakes between Magnitude 6 and 8
OK, OK they mention pole shift … but it has other ideas about what HAARP is for that are of interest. And it mentions methane releases and the sinkhole.