Fast Facts about the Japan Earthquake and Tsunami
Monday, March 14, 2011 - 19:50
in Earth & Climate
Why was Japan's March 11 earthquake so big? One answer is the large size of the fault rupture as well as the speed at which the Pacific Plate is continuously thrusting beneath Japan, U.S. Geological Survey (U.S.G.S.) scientist Tom Brocher told KQED News. People felt shaking in cities all over Honshu, Japan's main island. [More]