downtoearth-subscribe

Time to rethink megaquakes

For more than 1000 years, we have known that the seas off the coast of Sendai in Japan can turn treacherous. An account of how one quake unleashed a flood that swept away a castle town can be found in Nihon Sandai Jitsuroku (The True History of Three Reigns of Japan), completed in AD 901 for the emperor. (Editorial)