Paleoseismology is the study of past earthquakes and paleosiesmologists study them to know what might happen in future. They collect clues on the surface along active faults and dig deeper for evidence. When earthquakes occur, layers of top earth surface including sedimentary rock slip past each other along the fault, with one side dropping down and the other side jutting out as a small cliff. This creates fault scarps. Jayan Perumal, a paleoseismologist at the Wadia Institute of Geol