About this book
The Hiroshi Wakita Volume II is a special publication to honor Professor Wakita for his scientific contributions to science and to commemorate his 10th anniversary as Emeritus Professor at the University of Tokyo. This volume consists of ten original papers written by researchers from Japan, Germany, Italy, Costa Rica, Sweden, El Salvadore, Turkey, USA, Greece, and Spain dealing with various aspects of the role of terrestrial fluids in earthquake and volcanic processes.
Contents
Introduction (N. M. Perez, S. Gurrieri, C.-Y. King, Y. Taran).- Groundwater-level anomalies associated with a hypothetical preslip prior to the anticipated Tokai earthquake: Detectability using the groundwater observation network of the Geological Survey of Japan, AIST (N. Matsumoto, Y. Kitagawa, N. Koizumi).- Earthquake-related changes in groundwater levels at the Dogo hot spring, Japan (S. Itaba, N. Koizumi).- Flow changes and geochemical anomalies in warm and cold springs associated with the 1992-1994 seismic sequence at Pollina, Central Sicily, Italy (R. Favara, F. Grassa, P. Madonia, M. Valenza).- Precursory subsurface 222Rn and 220Rn degassing signatures of the 2004 seismic crisis at Tenerife, Canary Islands (N. M. Perez, P. A. Hernandez, E. Padron, G. Melian, R. Marrero, G. Padilla, J. Barrancos, D. Nolasco).- Soil H2 and CO2 surveys at several active faults in Japan (T. Dogan, T. Mori, F. Tsunomori, K. Notsu).- Diffuse emission of H2 from Poas volcano, Costa Rica, Central America (G. V. Melian, I. Galindo, N. M. Perez, P. A. Hernandez, M. Fernandez, C. Ramirez, R. Mora, G. E. Alvarado).- Anomalous emissions of SO2 during the recent eruption of Santa Ana Volcano, El Salvador, Central America (R. Olmos, J. Barrancos, C. Rivera, F. Barahona, D. L. Lopez, B. Henriquez, A. Hernandez, E. Benitez, P. A. Hernandez, N. M. Perez, Bo Galle).- Crater lake temperature changes of the 2005 eruption of Santa Ana volcano, El Salvador, Central America (P. A. Hernandez, N. M. Perez, J. C. Varekamp, B. Henriquez, A. Hernandez, J. Barrancos, E. Padron, D. Calvo, G. Melian).- Temporal variability of major and trace elements concentrations in the groundwaters of Mt. Etna (Italy): effects of transient input of magmatic fluids highlighted by means of Cluster Analysis (S. Giammanco, M. Ottaviani, E. Veschetti).- Continuous Direct Gas-Geochemical Monitoring in Hydrothermal Vents: Installation and Long-Term Operation on Nisyros Island (Greece) (M. Teschner, E. Faber, J. Poggenburg, G. E. Vougioukalakis, G. Hatziyannis).
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