3.4 magnitude quake rattles Dallas, Texas, suburb

[valerief]

14. 8X as many earthquakes

http://stateimpact.npr.org/texas/2012/08/06/how-fracking-disposal-wells-are-causing-earthquakes-in-dallas-fort-worth/

If you live in the Barnett Shale around Dallas-Fort Worth, Texas, you may have noticed the ground has become a bit shakier in the last few years. And a new study by a Univeristy of Texas seismologist says that the wells used to dispose of fracking waste water are responsible. What’s more, there have been more than eight times as many earthquakes in the area than previously thought.