Citizens put petals in a bag with ashes of their deceased relative before scattering the ashes in the sea at a sea burial in Tianjin, North China, March 31, 2013, ahead of the Qingming Festival, or Tomb Sweeping Day, which falls on April 4 this year. [Photo/Xinhua]

Citizens scatter the ashes of their deceased relatives in the sea at a sea burial in Tianjin, North China, March 31, 2013, ahead of the Qingming Festival, or Tomb Sweeping Day, which falls on April 4 this year. [Photo/Xinhua]