Tectonic and geological setting of the earthquake hazards in the Changning shale gas development zone, Sichuan Basin, SW China
HE Dengfa,LU Renqi,HUANG Hanyu,WANG Xiaoshan,JIANG Hua,ZHANG Weikang
Fig. 2. Distribution of earthquakes (M≥3.0) in Sichuan Basin and its periphery from January 1970 to December 2010.