Prof. Paul Olsen: Exploration of Mesozoic evolution and mass extinctions to astronomical clocks and Solar System chaos via continental scientific drilling

　　Seminar: Exploration of Mesozoic evolution and mass extinctions to astronomical clocks and Solar System chaos via continental scientific drilling  

　　Speaker: Prof. Paul Olsen, Columbia University 

　　Time: Sept. 4, 2017 10:00am   

　　Place: Lecture room of Library, NIGPAS