The total intensity of geomagnetic field(F)and its vertical component(Z)have been observed and tested for 14 years since 1979 in Jiangsu area.During the period 3 values,including the vertical componen
Analysis of macroseismicity in the northeastern Japan trench,the intermediate and deep focus earthquakes in and near the Japan Sea,the shallow earthquakes in th
Based on the analysis of the three current seismic intensity scales,the authors maintain that there are still some shortcomings in the present seismic intensity evaluation and propose a method which t