AdvertisementIn Japan, Shaken Soil Turned Soft After QuakeApril 07, 2011Jon HamiltonfacebookEmailManholes poke out from the ground in Urayasu, Japan, due to the liquefaction triggered by the 9.0 magnitude earthquake. The phenomenon, which allows sand and water to rise following ground shaking, was particularly pronounced in this area as a result of the long duration of the March 11 quake. (Getty Images)