GEETHU.A

                                                                 Standard - 9                                                                    Chapter - 2                            The signature of time   introduction  Tremor waves originating due to earthquakes, volcanic eruption, meteor impacts etc. In the  Ocean floor generate huge sea waves rising to several metres.such waves are called tsunami. It is the coastal region mainly affected by the disastrous effects of tsunamies. The visible impact of tsunamies is the damage and destruction to life and property caused by it. Kerala coast was also affected by tsunami on 26 th December 2004.                                                     Objectives  1. to identify the effects or impact of tsunamies      2. To understand the major consequences of tsunamies as a natural calamities      3. To understand the measure can we take to mitigate the impact of tsunamies       4. To aware about the major disaster management organisations