http://waterywednesday.blogspot.com/
Soil liquefaction describes a phenomenon whereby a soil substantially loses strength and stiffness in response to an applied stress, usually earthquake shaking or other rapid loading (force), causing it to behave like a liquid.
This photo is a water ripple, but it looks like the liquefaction in Christchurch that has become a popular word. This is day four, and the tragedy continues. Today, the death toll is 103.
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