Spatial-temporal Evolution before the 2008 Mw 7.9 Wenchuan Earthquake

Xinzhong Yin1, Jiuhui Chen1, Zhigang Peng2, Qiyuan Liu1 and Xiaofeng Meng3, (1)Institute of Geology, China Earthquake Administration, State Key Laboratory of Earthquake Dynamics, Beijing, China, (2)Georgia Institute of Technology, Atlanta, GA, United States, (3)Southern California Earthquake Center, Los Angeles, GA, United States