Preface. In Memoriam: Sirrn Erinc. In Memoriam: Aykut Barka. List of Contributors. Part 1: Turkish 1999 Earthquake. 1. The 17 August 1999 (Goelcuk (Kocaeli)-Arifiye (Adapazari) and 12 November 1999 Duzce earthquakes, NW Turkey: their mechanism and tectonic significance; E. Goekten, et al. 2. Imaging of the Izmit rupture from the strong motion records; M. Bouchon, et al. 3. Tectonic setting of the eastern Marmara Sea; B. Alpar, C. Yaltirak. 4. Transition of the North Anatolian Fault Zone (NAZ) in the Sea of Marmara; A. Ulugamma, E. OEzel. 5. Western extension of the north Anatolian Fault and associated structures in the Gulf of Saros, NE Aegean Sea; M.N. Cagammaatay, et al. 6. Methane in sediments of the deep Marmara Sea and its relation to local tectonic structures; P. Halbach, et al. 7. The tsunami threat in the Sea of Marmara, Turkey: A review; D.R. Tappin, et al. 8. Earthquakes of the Marmara Sea Basin: Reflections on the need for co-operation between historian and scientist; C.F. Finkel. Part 2: Greek 1999 Earthquakes. 9. The Athens earthquake September 7, 1999: Neotectonic regime and geodynamic phenomena; I. Mariolakos, I. Fountoulis. 10. Three dimensional P-wave crustal velocity structure beneath Athens region (Greece) using micro-earthquake data; G. Drakatos, et al. 11. Earthquake triggering in Greece and the case of the 7 September 1999 Athens Earthquake; G.A. Papadopoulos. 12. Destructive earthquake and seismotectonics in the Gulf of Corinth, Central Greece: A Review; D. Papanastassiou. 13. Trans-Aegean seismicity, seismic hazard and defences; P.W. Burton, G.-A.Tselentis. 14. Methods for imaging earthquake deformation using satellite data and digital elevation models; A. Ganas. Subject Index.