The Nankai Trough has a 1300-year record of generating large earthquakes(M_w>8)with a recurrence time of~100-200 a,but unfortunately,we dont know the frequency of earthquakes before.Results from recen
In the subtropical monsoon karst regions uplifted in the Quaternary, the cone karst coexists with many kind of topography, such as plains, valleys, depressions,