Wortel&Spakman, 2000, Science F E Bijwaard&Spakman, 2000, GJI East West Calabria Slab
Wortel&Spakman, 2000, Science G H Bijwaard&Spakman, 2000, GJI West East Carpathians Slab
Hinsbergen, 2010, EPSL On going detachment of Hellenic Slab 17.7 million P-wave picks, 3D reference model Resolution for P-wave: 0.8 degree Bijwaard et. al., 1998, JGR Amaru 2007, Geol Ultraiect NS Cyprus
Regional Model Faccenna et. al EPSL 1, Asthenosphere 2, Slab remnants 1, P-wave travel time 2, Catalog , Relocated hypocenter 4, 52,000 arrivals 5, Mantle correction Grid size: 0.5*0.5 degree in Mediterranean More regional data than global study
Zhu et. al, 2012, NatGeo Waveform Tomography 26, 581 three component waveform data Body wave: 15~50s Surface Wave: 50~150s
Faccenna et. al EPSL Resolution of tomography Resolution of Tomography
Conclusion Seismicity and tomography results indicate the slab break off beneath Cyprus Arc.
2Ma ~ now 12~2 Ma 20~12 Ma Transtension Transpression Faccenna et. al EPSL
Questions 1, When and where did the slab break off? (evidence) 2, Is there any relationship between slab break off and the acceleration of retreat of the Hellenic trench? 3, What is the relationship between the indentations, the westward motion on NAF and slab break off?