Invited by State Key Laboratory of Geodesy and Earth`s Dynamics (SKLGED), professor Charles A. Langston from University of Memphis, USA visited Institute of Geodesy and Geophysics, Chinese Academy of Sciences (IGG, CAS) on April 6. He gave an academic report on Preliminary Results from the Northern Embayment Lithosphere Experiment. The seminar was held by the director of SKLGED Sidao Ni. Present at the meeting were director of IGG Wang Yong other students.

The report introduced the seismological research on the Mississippi River area in project USArray and Northern Embayment Lithosphere Experiment, focusing on the geological evolutionary history and characteristic of seismic activity in the seismic belt of the Mississippi River and New Madrid.

The meeting also attracted researchers and students from Chengdu University of Technology, Wuhan University and Huazhong University of Science and Technology. Professor Langston also had a deep discussion with the audiences about the report  at the end of the meeting.