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 Norio MatsumotoYuichi KitagawaNaoji Koizumi OriginalPaper Pages: 2377 - 2396
Earthquake-related Changes in Groundwater Levels at the Dogo Hot Spring, Japan Satoshi ItabaNaoji Koizumi OriginalPaper Pages: 2397 - 2410
Flow Changes and Geochemical Anomalies in Warm and Cold Springs Associated with the 1992–1994 Seismic Sequence at Pollina, Central Sicily, Italy Rocco FavaraFausto GrassaMariano Valenza OriginalPaper Pages: 2411 - 2430
Precursory Subsurface 222Rn and 220Rn Degassing Signatures of the 2004 Seismic Crisis at Tenerife, Canary Islands Nemesio M. PérezPedro A. HernándezDácil Nolasco OriginalPaper Pages: 2431 - 2448
Soil H2 and CO2 Surveys at Several Active Faults in Japan Turhan DoganToshiya MoriKenji Notsu OriginalPaper Pages: 2449 - 2463
Diffuse Emission of Hydrogen from Poás Volcano, Costa Rica, America Central Gladys V. MeliánInés GalindoGuillermo E. Alvarado OriginalPaper Pages: 2465 - 2487
Anomalous Emissions of SO2 During the Recent Eruption of Santa Ana Volcano, El Salvador, Central America Rodolfo OlmosJosé BarrancosBo Galle OriginalPaper Pages: 2489 - 2506
Crater Lake Temperature Changes of the 2005 Eruption of Santa Ana Volcano, El Salvador, Central America P. A. HernándezN. M. PérezG. Melián OriginalPaper Pages: 2507 - 2522
Temporal Variability of Major and Trace Element Concentrations in the Groundwaters of Mt. Etna (Italy): Effects of Transient Input of Magmatic Fluids Highlighted by Means of Cluster Analysis Salvatore GiammancoMassimo OttavianiEnrico Veschetti OriginalPaper Pages: 2523 - 2547
Continuous, Direct Gas-Geochemical Monitoring in Hydrothermal Vents: Installation and Long-Term Operation on Nisyros Island (Greece) Manfred TeschnerEckhard FaberGeorgios Hatziyannis OriginalPaper Pages: 2549 - 2571