Seafloor Geology
Seven hidden layers in 40 cm of Kumano Trough mud, one matched to the 1707 Hoei earthquake
Seafloor mud that looked uniform to the naked eye held seven layers with reversed ages. The University of Tokyo dated Kumano Trough sediment every 0.5 to 1 cm and compared the layers with the 1707 Hoei earthquake and other events.
The University of Tokyo・8 min read