There are many different threads posted about the earthquake, this just happened to be the first one. Go to the top left of the page and enter "China Earthquake" where it says search. I think you are very smart, Communion.
Very interesting about the relationship between dam and quake:
One of the greatest fears is that the dam [Three Gorges Dam] may trigger severe earthquakes, because the reservoir sits on two major faults: the Jiuwanxi and the Zigui–Badong. According to Fan, changing the water level strains them. “When you alter the fault line’s mechanical state,” he says, “it can cause fault activity to intensify and induce earthquakes.”
Many scientists believe this link between temblors and dams—called reservoir-induced seismicity.....
http://www.sciam.com/article.cfm?id=chinas-three-gorges-dam-disaster