Preface. List of contributors. Part I: Principal political and technical test ban issues. Importance of a CTB for the durability of the NPT; J. Goldblat. Three interesting episodes in the Soviet nuclear program; Y.N. Smirnov. Attempts to ban nuclear tests - a disappointing story; J. Ruina. Monitoring of underground nuclear tests by seismic stations in the former Soviet Union (FSU); V.V. Adushkin. Seismological methods for monitoring a CTBT: the technical issues arising in early negotiations; P.G. Richards, J. Avales. Russian experience in global seismic monitoring; Y.V. Cherepanov. Part II: Monitoring technologies. Monitoring compliance under Article III of the treaty on the non-proliferation of nuclear weapons; D.E. Rundquist. The department of energy's comprehensive test ban treaty research and development program; D. Simons, et al. The Russian federation proposal on the CTBT global monitoring system; Y.F. Zabaluev. Signatures of testing: on-site inspection technologies; J. Zucca, et al. Atmospheric methods for nuclear test monitoring; D.J. Simons. Airborne radionuclides of concern and their measurement in monitoring a comprehensive test ban treaty; R.W. Perkins, et al. Atmospheric radionuclide monitoring: a Swedish perspective; L.-E. de Geer. Hydroacoustic surveillance of the oceans and its relevance to monitoring of seismic events; J. Johnsen. Geophysical and geological databases and CTBT monitoring: a case study of the Middle East; M. Barazangi, et al. Part III: Explosion and earthquake source modeling. Types of seismic events and their source descriptions; J.R. Murphy. Dealing with decoupled nuclear explosions under a comprehensive test ban treaty; L.R. Sykes. Methods of evading detection by a nuclear explosion monitoring network under special conditions; A.A. Spivak. Seismic source size and yield for nuclear explosions; A. Douglas, P.D. Marshall. Seismic results from DOE's non-proliferation experiment: a comparison of chemical and nuclear explosions; M. Denny, et al. Regional source parameters, seismic energy, and discrimination; D.V. Helmberger, B. Woods. Seismicity induced by mining: an overview; S.J. Gibowicz. Part IV: Seismic networks. Towards a global seismic monitoring system &endash; lessons learned from Geneva experiments; H.-P. Harjes. Generalized beamforming, phase association and threshold monitoring using a global seismic network; T. Kværna, F. Ringdal. Broadband and array observations at low noise sites in Kazakhstan: Opportunities for seismic monitoring of a comprehensive test ban treaty; W.-Y. Kim, et al. Monitoring earthquake activity offshore Iberia; L.A. Mendes-Victor, et al. Event location and source characterisation; B.L.N. Kennett. Structure at the top and bottom of the mantle &endash; two examples of use of broad-band data in seismic tomography; A.M. Dziewonski, et al. Expanding the global seismographic network; D. Simpson, et al. Part V: Signal processing and seismic wave propagation. Algorithms for adaptive statistical processing of seismic array data; A.F. Kushnir. Retrieving signals from array data; J.F. Böhme. Trinity or Verity? A. Christoffersson, R. Roberts. Array processing by phase regression; A. Lindfors, R.G. Roberts. Attenuation and blockage of Lg in Eurasia; B.J. Mitchell, et al. Lg wave attenuation and propagation characteristics in Iran; J. Wu, et al. The influence of seismic sca