The soil sank nearly 3 feet at this water purification plant
that serves 19,000 people, breaking pipes and flooding
underground structures.
Is Japan sinking?
The scale of Japan's March 11 earthquake and tsunami wasn't the only thing that surprised geologists.
The 9.0 earthquake in Japan — the fourth most powerful quake ever recorded — also caused an unusually severe and widespread shift in soil through liquefaction, a new study suggests.
