Page 14 - AEQUITAS VOL 2
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                                                               For example, man-made explosions produce

                                                               sharp,  sudden  waves  that  die  out  quickly,
                                                               while  natural  earthquakes  create  longer

                                                               rolling     patterns      often     followed       by
                                                               aftershocks.  By  comparing  the  intensity,

                                                               depth,  and  frequency  of  waves,  experts  can
                                                               identify whether the source of vibrations was

                                                               a  nuclear  test,  an  industrial  blast,  or  a
            Image 1: Comparison between
                                                               natural tremor. Thus, the Earth itself acts as
            different types of earthquakes                     a  recording  device  that  leaves  behind  a
               and waves caused by that                        scientific  trail  that  can  be  analysed  in

            Source: https://currentaffairs.adda247.com/what-is-an-
        earthquake-swarm-and-how-is-it-different-from-a-single-quake/   forensic investigations.


         Global reorganisation
         Globally, forensic seismology plays a                  Food                            Why did the

         vital  role  in  monitoring  peace  and                                                detective consult a
         security.       The        Comprehensive               For                             seismologist?

         Nuclear-Test-Ban                      Treaty                                           → Because they
         Organisation           (CTBTO)            has                                          needed someone
                                                                Thought                         who could feel the
         established  an  international  seismic

         monitoring  network  with  stations                                                    ground for clues!
         spread  across  continents.  These

         stations  can  detect  underground
         nuclear  tests  anywhere  in  the  world

         and  distinguish  them  from  natural
                                                               Future
         earthquakes.

         For  example,  North  Korea’s  nuclear
                                                               Advancement
         tests  in  2006,  2009,  2013,  and  2017
         were      identified     and     confirmed                 With  the  help  of  combining  traditional

         through        seismic       data.      This               techniques,  artificial  intelligence,  and
         technology  is  also  used  in  other                      machine  learning,  small  blasts  can  be

         regions  to  monitor  unauthorised                         more  accurately  separated  from  natural
         mining        and      large      industrial               tremors.

         explosions.                                                Satellite-linked  seismic  networks  could
         India has a strong network of seismic                      make real-time monitoring possible even

         monitoring  stations  that  can  track                     in remote deserts or oceans.
         unusual      underground         vibrations,               Also, combining seismic data with cyber-
         especially  along  sensitive  border                       forensics  and  satellite  imaging,  we  can

         areas. These systems help in detecting                     have multi-dimensional evidence in cases
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