Toward continuous 4D microgravity monitoring of volcanoes

GEOPHYSICS

Volumn 73, Issue 6, 2008, Pages

  Williams Jones, Glyn ^a   Rymer, Hazel ^b   Mauri, Guillaume ^a   Gottsmann, Joachim ^c   Poland, Michael ^d   Carbone, Daniele ^e  

^a SIMON FRASER UNIVERSITY   (Canada)

^b OPEN UNIVERSITY   (United Kingdom)

^c UNIVERSITY OF BRISTOL   (United Kingdom)

^d U S GEOLOGICAL SURVEY   (United States)

^e ISTITUTO NAZIONALE DI GEOFISICA E VULCANOLOGIA   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

MICROGRAVITY; MICROGRAVITY PROCESSING;

COLLABORATIVE NETWORK; HAZARD MITIGATIONS; MULTIPLE INSTRUMENTS; PRECURSORY SIGNALS; SPATIAL RESOLUTION; TEMPORAL AND SPATIAL; TEMPORAL RESOLUTION; VOLCANO MONITORING;

VOLCANOES;

FOUR-DIMENSIONAL MODELING; GRAVIMETRY; GRAVITY FIELD; GRAVITY SURVEY; HAZARD ASSESSMENT; MONITORING SYSTEM; PARAMETERIZATION; SPATIAL RESOLUTION; VOLCANIC ERUPTION; VOLCANO;

EID: 57149088651     PISSN: 00168033     EISSN: None     Source Type: Journal    
DOI: 10.1190/1.2981185     Document Type: Article

References (97)

1. Al-Chalabi, M., 1971, Some studies relating to nonuniqueness in gravity and magnetic inverse problems: Geophysics, 36, 835-855. gpy GPYSA7 0016-8033 10.1190/1.1440219 10.1190/1.1440219
2. Andronico, D., and L. Lodato, 2005, Effusive activity at Mount Etna volcano (Italy) during the 20th century: A contribution to volcanic hazard assessment: Natural Hazards, 36, 407-443. abk NAHZEL 0921-030X
3. Battaglia, M., J. Gottsmann, D. Carbone, and J. Fernández, 2008, 4D volcano gravimetry: Geophysics, 73, this volume. gpy GPYSA7 0016-8033
4. Battaglia, M., P. Segall, and C. Roberts, 2003, The mechanics of unrest at Long Valley caldera, California: 2. Constraining the nature of the source using geodetic and micro-gravity data: Journal of Volcanology and Geothermal Research, 127, 219-245. jvg JVGRDQ 0377-0273
5. Battaglia, M., C. Troise, F. Obrizzo, F. Pingue, and G. De Natale, 2006, Evidence for fluid migration as the source of deformation at Campi Flegrei caldera (Italy): Geophysical Research Letters, 33. gpr GPRLAJ 0094-8276 10.1029/2005GL024904
6. Becker, M., et al;, 1995, Microgravimetric measurements at the 1994 international comparison of absolute gravimeters: Metrologia, 32, 145-152. mtr MTRGAU 0026-1394 10.1088/0026-1394/32/3/002
7. Berrino, G., G. Corrado, G. Luongo, and B. Toro, 1984, Ground deformation and gravity changes accompanying the 1982 Pozzuoli uplift: Bulletin of Volcanology, 47, 187-200. bvl BUVOAS 0366-483X
8. Bonafede, M., and M. Mazzanti, 1998, Modelling gravity variations consistent with ground deformation in the Campi Flegrei caldera (Italy): Journal of Volcanology and Geothermal Research, 81, 137-157. jvg JVGRDQ 0377-0273
9. Bonvalot, S., M. Diament, and G. Gabalda, 1998, Continuous gravity recording with Scintrex CG-3M meters: A promising tool for monitoring active zones: Geophysical Journal International, 135, 470-494. 9ji ZZZZZZ 1058-7039
10. Branca, S., D. Carbone, and F. Greco, 2003, Intrusive mechanism of the 2002 NE-Rift eruption at Mt. Etna (Italy) inferred through continuous microgravity data and volcanological evidence, Geophysical Research Letters, 30, 2077. gpr GPRLAJ 0094-8276 10.1029/2003GL018250
11. Budetta, G., and D. Carbone, 1998, Temporal variations in gravity at Mt. Etna (Italy) associated with the 1989 and 1991 eruptions: Bulletin of Volcanology, 59, 311-326. bvl BUVOAS 0366-483X
12. Budetta, G., D. Carbone, and F. Greco, 1999, Subsurface mass redistribution at Mount Etna (Italy) during the 1995-96 explosive activity detected by microgravity studies, Geophysical Journal International, 138, 77-88. gji GJINEA 0956-540X
13. Budetta, G., M. Grimaldi, and G. Luongo, 1989, Variazioni di gravita'nell'area etnea (1986-1989): Bollettino del Gruppo Nazionale per la Vulcanologia, 5, 137-146.
14. 2 flux measurements at Mount Etna (Sicily): Journal of Geophysical Research, 99, 12809-12819. jgr JGREA2 0148-0227
15. Carbone, D., G. Budetta, and F. Greco, 2003a, Bulk processes prior to the 2001 Mount Etna eruption, highlighted through microgravity studies: Journal of Geophysical Research, 108, 2556. jgr JGREA2 0148-0227 10.1029/ 2003JB002542
16. Carbone, D., G. Budetta, F. Greco, and H. Rymer, 2003b, Combined discrete and continuous gravity observations at Mount Etna: Journal of Volcanology and Geothermal Research, 123, 123-135. jvg JVGRDQ 0377-0273
17. Carbone, D., G. Budetta, F. Greco, and L. Zuccarello, 2007, A data sequence acquired at Mt. Etna during the 2002-2003 eruption highlights the potential of continuous gravity observations as a tool to monitor and study active volcanoes: Journal of Geodynamics, 43, 320-329. cc3 JOGEE7 0264-3707
18. Carbone, D., and H. Rymer, 1999, Calibration shifts in a LaCoste-and-Romberg gravimeter; Comparison with a Scintrex CG-3M: Geophysical Prospecting, 47, 73-83. 8uc GPPRAR 0016-8025 10.1046/ j.1365-2478.1999.00118.x
19. Carbone, D., L. Zuccarello, G. Saccorotti, and F. Greco, 2006, Analysis of simultaneous gravity and tremor anomalies observed during the 2002-;2003 Etna eruption, Earth and Planetary Science Letters, 245, 616-629. eps EPSLA2 0012-821X
20. Casertano, L., A. Oliveri, and M. T. Quagliarello, 1976, Hydrodynamics and geodynamics in the Phlegraean Fields area of Italy: Nature, 264, 161-164. bnh NATUAS 0028-0836
21. Cervelli, P. F., and A. Miklius, 2003, The shallow magmatic system of Kilauea volcano: U. S. Geological Survey Professional Paper, 1676, 149-163.
22. Chadwick, W. W., D. J. Geist, S. Jonsson, M. Poland, D. J. Johnson, and C. M. Meertens, 2006, A volcano bursting at the seams: Inflation, faulting, and eruption at Sierra Negra volcano, Galapagos: Geology, 34, 1025-1028. gel GLGYBA 0091-7613 10.1130/G22826A.1
23. Chiodini, G., M. Todesco, S. Caliro, C. Del Gaudio, G. Macedonio, and M. Russo, 2003, Magma degassing as a trigger of bradyseismic events: The case of Phlegrean Fields (Italy): Geophysical Research Letters, 30, 1434. gpr GPRLAJ 0094-8276 10.1029/2002GL016790
24. Chouet, B., 1996, Long-period volcano seismicity: Its source and use in eruption forecasting: Nature, 380, 309-316. bnh NATUAS 0028-0836
25. Connor, C. B., R. E. Stoiber, and L. L. Malinconico, 1988, Variation in sulfur dioxide emissions related to Earth tides, Halemaumau crater, Kilauea volcano, Hawaii: Journal of Geophysical Research, 93, 14867-14871. jgr JGREA2 0148-0227
26. de Zeeuw-van Dalfsen, E., H. Rymer, F. Sigmundsson, and E. Sturkell, 2005, Net gravity decrease at Askja volcano, Iceland: Constraints on processes responsible for continuous caldera deflation, 1988-2003. Journal of Volcanology and Geothermal Research, 139, 227-239. jvg JVGRDQ 0377-0273
27. de Zeeuw-van Dalfsen, E., H. Rymer, G. Williams-Jones, E. Sturkell, and F. Sigmundsson, 2006, Integration of micro-gravity and geodetic data to constrain shallow system mass changes at Krafla Volcano, N. Iceland: Bulletin of Volcanology, 68, 420-431. buv BUVOEW 0258-8900 10.1007/ s0445-005-0018-5
28. Dvorak, J. J., and G. Berrino, 1991, Recent ground movement and seismic activity in Campi Flegrei, southern Italy: Episodic growth of a resurgent dome: Journal of Geophysical Research, 96, 2309-2323. jgr JGREA2 0148-0227
29. Dvorak, J. J., and P. Gasparini, 1991, History of earthquakes and vertical ground movement in Campi Flegrei caldera, southern Italy: Comparison of precursory events to the A. D. 1538 eruption of Monte Nuovo and of activity since 1968: Journal of Volcanology and Geothermal Research, 48, 77-92. jvg JVGRDQ 0377-0273
30. Dzurisin, D., 2003, A comprehensive approach to monitoring volcano deformation as a window on the eruption cycle: Reviews of Geophysics, 41, 1001. abl RVGPB4 8755-1209 10.1029/2001RG000107 10.1029/2001RG000107
31. Dzurisin, D., L. A. Anderson, G. P. Eaton, R. Y. Koyanagi, P. W. Lipman, J. P. Lockwood, R. T. Okamura, G. S. Puniwai, M. K. Sako, and K. M. Yamashita, 1980, Geophysical observations of Kilauea volcano, Hawaii: 2. Constraints on the magma supply during November 1975-September 1977: Journal of Volcanology and Geothermal Research, 7, 241-269. jvg JVGRDQ 0377-0273
32. 2 flux at Soufrière Hills volcano, Montserrat: Bulletin of Volcanology, 65, 578-586. buv BUVOEW 0258-8900
33. Eggers, A. A., 1987, Residual gravity changes and eruption magnitudes: Journal of Volcanology and Geothermal Research, 33, 201-216. jvg JVGRDQ 0377-0273
34. Elias, T., and A. J. Sutton, 2002, Sulfur dioxide emission rates from Kilauea Volcano, Hawai'i, an update: 1998-2001: U. S. Geological Survey Open-File Report, 02-460.
35. Folch, A., and J. Gottsmann, 2006, Faults and ground uplift at active calderas: Geological Society, London, Special Publications, 269, 109-120.
36. Fournier, N., J. Gottsmann, and R. Sparks, 2006, Mass and density changes associated with the ongoing eruption of Soufrière Hills volcano, Montserrat (W. I.) via a new joint elevation and microgravity network: Eos, Transactions, American Geophysical Union, 87, V51A-1649. eta EOSTAJ 0096-3941
37. Galle, B., U. Platt, M. Van Roozendael, C. Oppenheimer, T. Hansteen, G. Boudon, M. Burton, H. Delgado, W. Strauch, and E. Duarte, 2007, NOVAC-Network for observation of volcanic and atmospheric change, first installations and results: Eos, Transactions, American Geophysical Union, 88, V44A-04. eta EOSTAJ 0096-3941
38. Girard, G., and B. van Wyk de Vries, 2005, The Managua Graben and Las Sierras-Masaya volcanic complex (Nicaragua); pull-apart localisation by an intrusive complex: Results from analogue modelling: Journal of Volcanology and Geothermal Research, 144, 37-57. jvg JVGRDQ 0377-0273
39. Goodkind, J. M., 1986, Continuous measurement of nontidal variations of gravity: Journal of Geophysical Research, 91, 9125-9134. jgr JGREA2 0148-0227
40. Gottsmann, J., G. Berrino, H. Rymer, and G. Williams-Jones, 2003, Hazard assessment during caldera unrest at the Campi Flegrei, Italy: A contribution from gravity-height gradients: Earth and Planetary Science Letters, 211, 295-309. eps EPSLA2 0012-821X
41. Gottsmann, J., R. Carniel, N. Coppo, L. Wooller, S. Hautmann, and H. Rymer, 2007, Oscillations in hydrothermal systems as a source of periodic unrest at caldera volcanoes: Multiparameter insights from Nisyros, Greece: Geophysical Research Letters, 34, L07307. jpr JPCRBU 0047-2689 10.1029/2007GL029594
42. Gottsmann, J., A. Folch, and H. Rymer, 2006, Unrest at Campi Flegrei: A contribution to the magmatic versus hydrothermal debate from inverse and finite element modeling: Journal of Geophysical Research, 111, 7203. jgr JGREA2 0148-0227 10.1029/2005JB003745
43. Gottsmann, J., H. Rymer, and L. K. Wooller, 2005, On the interpretation of gravity variations in the presence of active hydrothermal systems: Insights from the Nisyros caldera, Greece: Geophysical Research Letters, 32, L23310. gpr GPRLAJ 0094-8276 10.1029/2005GL024061 10.1029/ 2005GL024061
44. Gottsmann, J., L. K. Wooller, J. Martí, J. Fernández, A. G. Camacho, P. J. Gonzalez, A. Garcia, and H. Rymer, 2006, New evidence for the reawakening of Teide volcano: Geophysical Research Letters, 33, L20311. gpr GPRLAJ 0094-8276 10.1029/2006GL027523 10.1029/2006GL027523
45. Harrison, J. C., and T. Sato, 1984, Implementation of electrostatic feedback with a LaCoste-Romberg Model G gravity meter: Journal of Geophysical Research, 89, 7957-7961. jgr JGREA2 0148-0227
46. Heliker, C., J. Kauahikaua, D. R. Sherrod, M. Lisowski, and P. F. Cervelli, 2003, The rise and fall of Pu'u'o'O cone, 1983-2002: U. S. Geological Survey Professional Paper, 1676, 29-51.
47. O2 emissions: Validation of a new UV correlation spectrometer (FLYSPEC): Bulletin of Volcanology, 68, 323-327. bul BJPHD5 0323-9217 10.1007/s00445-005-0014-9
48. Hunt, T., M. Sugihara, T. Sato, and T. Takemura, 2002, Measurement and use of the vertical gravity gradient in correcting repeat microgravity measurements for the effects of ground subsidence in geothermal systems: Geothermics, 31, 525-543. 3qf GTMCAT 0375-6505
49. Imanishi, Y., T. Sato, T. Higashi, W. Sun, and S. Okubo, 2004, A network of superconducting gravimeters detects submicrogal coseismic gravity changes: Science, 306, 476-478. sci SCIEAS 0036-8075 10.1126/ science.1101875
50. Jachens, R. C., and G. P. Eaton, 1980, Geophysical observations of Kilauea volcano, Hawaii: 1. Temporal gravity variations related to the 29 November, 1975, M =7.2 earthquake and associated summit collapse: Journal of Volcanology and Geothermal Research, 7, 225-240. jvg JVGRDQ 0377-0273
51. Janssen, V., C. Roberts, C. Rizos, and H. Z. Abidin, 2002, Low-cost GPS-based volcano deformation monitoring at Mt. Papandayan, Indonesia: Journal of Volcanology and Geothermal Research, 115, 139-151. jvg JVGRDQ 0377-0273 10.1016/S0377-0273(01)00312-2
52. Johnson, D. J., 1987, Elastic and inelastic magma storage at Kilauea volcano: U. S. Geological Survey Professional Paper, 1350, 1297-1306.
53. Johnson, D. J., 1992, Dynamics of magma storage in the summit reservoir of Kilauea volcano, Hawaii: Journal of Geophysical Research, 97, 1807-1820. jgr JGREA2 0148-0227
54. Johnson, D. J., F. Sigmundsson, and P. T. Delaney, 2000, Comment on "Volume of magma accumulation or withdrawal estimated from surface uplift or subsidence with application to the 1960 collapse of Kilauea volcano," P. T. Delaney and D. F. McTigue, authors: Bulletin of Volcanology, 61, 491-493. buv BUVOEW 0258-8900
55. Johnson, J. B., N. Varley, R. Sanderson, A. Gerst, J. Lees, M. Dalton, O. Marcillo, S. Every, J. Normand, and M. Ruiz, 2007, Eruption dynamics at the active Santiaguito Dome inferred from a multidisciplinary geophysical experiment: Eos, Transactions, American Geophysical Union, 88, V41B-07. eta EOSTAJ 0096-3941
56. Jousset, P., S. Dwipa, F. Beauducel, T. Duquesnoy, and M. Diament, 2000, Temporal gravity at Merapi during the 1993-1995 crisis: An insight into the dynamical behaviour of volcanoes: Journal of Volcanology and Geothermal Research, 100, 289-320. jvg JVGRDQ 0377-0273
57. Jousset, P., H. Mori, and H. Okada, 2003, Elastic models for the magma intrusion associated with the 2000 eruption of Usu volcano, Hokkaido, Japan: Journal of Volcanology and Geothermal Research, 125, 81-106. jvg JVGRDQ 0377-0273
58. Kauahikaua, J., and A. Miklius, 2003, Long-term trends in microgravity at Kilauea's summit during the Pu'u'o'O-Kũ paianaha eruption: U. S. Geological Survey Professional Paper 1676, 165-171.
59. La Delfa, S., G. Patane, R. Clocchiatti, J.-L. Joron, and J.-C. Tanguy, 2001, Activity of Mount Etna preceding the February 1999 fissure eruption: Inferred mechanism from seismological and geochemical data: Journal of Volcanology and Geothermal Research, 105, 121-139. jvg JVGRDQ 0377-0273 10.1016/S0377-0273(00)00249-3
60. Locke, C. A., H. Rymer, and J. Cassidy, 2003, Magma transfer processes at persistently active volcanoes: Insights from gravity observations: Journal of Volcanology and Geothermal Research, 127, 73-86. jvg JVGRDQ 0377-0273
61. Mauri, G., G. Williams-Jones, and G. Saracco, 2007, Short-term dynamic behaviour of Masaya volcano by geophysical surveys: Cordilleran Section - Geological Survey of America, 23-7.
62. McNutt, S., 2000, Seismic monitoring, in H. Sigurdsson, B. Houghton, S. McNutt, H. Rymer, and J. Stix, eds., Encyclopedia of volcanoes: Academic Press, 1095-1119.
63. Mogi, K., 1958, Relations between the eruptions of various volcanoes and the deformations of the ground surfaces around them: Bulletin of the Earthquake Research Institute, 36, 99-134.
64. Neuberg, J., R. Luckett, B. Baptie, and K. Olsen, 2000, Models of tremor and low-frequency earthquake swarms on Montserrat: Journal of Volcanology and Geothermal Research, 101, 83-104. jvg JVGRDQ 0377-0273 10.1016/S0377-0273(00)00169-4
65. Newhall, C. A., and D. Dzurisin, 1988, Historical unrest at large calderas of the world: U. S. Geological Survey Bulletin, 1855, 1108. 8nd XDIGAS 0083-1093
66. Okada, Y., 1992, Internal deformation due to shear and tensile faults in a half-space: Bulletin of the Seismological Society of America, 82, 1018-1040. bss BSSAAP 0037-1106
67. Okubo, S., and H. Watanabe, 1989, Gravity change caused by a fissure eruption: Geophysical Research Letters, 16, 445-448. gpr GPRLAJ 0094-8276
68. Oppenheimer, C., 1998, Volcanological applications of meteorological satellites: International Journal of Remote Sensing, 19, 2829-2864. irt IJSEDK 0143-1161
69. Pálinkás, V., 2007, Experiences with the ZLS Burris gravimeter: Geophysical Research Abstracts, 9, 06897.
70. Poland, M., A. Miklius, T. Orr, J. Sutton, C. Thornber, and D. Wilson, 2008, New episodes of volcanism at Kilauea volcano, Hawaii: Eos, Transactions, American Geophysical Union, 89, 37-38. eta EOSTAJ 0096-3941
71. Rosi, M., A. Sbrana, and C. Principe, 1983, The Phlegraean Fields: Structural evolution, volcanic history and eruptive mechanisms: Journal of Volcanology and Geothermal Research, 17, 273-288. jvg JVGRDQ 0377-0273
72. Rymer, H., 1989, A contribution to precision microgravity data analysis using LaCoste and Romberg gravity meters: Geophysical Journal, 97, 311-322. gpj GJOUDQ 0275-9128
73. Rymer, H., and G. C. Brown, 1989, Gravity changes as a precursor to volcanic eruptions at Poás volcano, Costa Rica: Nature, 342, 902-905. bnh NATUAS 0028-0836
74. Rymer, H., J. Cassidy, C. A. Locke, and J. B. Murray, 1995, Magma movements in Etna volcano associated with the major 1991-1993 lava eruption: Evidence from gravity and deformation: Bulletin of Volcanology, 57, 451-461. buv BUVOEW 0258-8900
75. Rymer, H., J. Cassidy, C. A. Locke, and F. Sigmundsson, 1998a, Post-eruptive gravity changes from 1990 to 1996 at Krafla volcano, Iceland: Journal of Volcanology and Geothermal Research, 87, 141-149. jvg JVGRDQ 0377-0273
76. Rymer, H., B. van Wyk de Vries, J. Stix, and G. Williams-Jones, 1998b, Pit crater structure and processes governing persistent activity at Masaya Volcano, Nicaragua: Bulletin of Volcanology, 59, 345-355. buv BUVOEW 0258-8900
77. Rymer, H., C. A. Locke, J. Brenes, and G. Williams-Jones, 2005, Magma plumbing processes for persistent activity at Poás volcano, Costa Rica: Geophysical Research Letters, 32, L08307. gpr GPRLAJ 0094-8276 10.1029/2004GL022284 10.1029/2004GL022284
78. Rymer, H., and R. J. Matela, 2004, Gravity meter: U.S. Patent US6 68 646.
79. Rymer, H., R. J. Matela, and M. A. Davies, 2002, Gravity meter: U. K. Patent GB2376751.
80. Rymer H., and E. Tryggvason, 1993, Gravity and elevation changes at Askja, Iceland: Bulletin of Volcanology, 55, 362-371. buv BUVOEW 0258-8900
81. Shimozuru, D., 1987, Tidal effects on Hawaiian volcanism: U. S. Geological Survey Professional Paper, 1350, 1337-1344.
82. Simkin, T., and L. Siebert, 1994, Volcanoes of the world: Geoscience Press, Inc.
83. Simkin, T., and L. Siebert, 2002, Volcanoes of the world: An illustrated catalog of Holocene volcanoes and their eruptions: Global volcanism program digital information series, GVP-3, Smithsonian Institution, http://www.volcano.si.edu/world/.
84. Simkin, T., L. Siebert, and R. Blong, 2001, Volcano fatalities - Lessons from the historical record: Science, 291, 255. sci SCIEAS 0036-8075 10.1126/science.291.5502.255
85. Stix, J., 2007, Stability and instability of quiescently active volcanoes: The case of Masaya, Nicaragua: Geology, 35, 535-538. gel GLGYBA 0091-7613 10.1.130/G23198A.1
86. Tiede, C., A. G. Camacho, C. Gerstenecker, J. Fernandez, and I. Suyanto, 2005, Modeling the density at Merapi volcano area, Indonesia, via the inverse gravimetric problem: Geochemistry Geophysics Geosystems, 6, Q09011. bm2 GGGGFR 1525-2027 10.1029/2005GC000986 10.1029/2005GC000986
87. Vigouroux, N., G. Williams-Jones, W. W. Chadwick, D. J. Geist, A. Ruiz, and D. J. Johnson, 2008, Gravity changes associated with the 2005 eruption of Sierra Negra volcano, Galapagos: Geophysics, 73, this issue. gpy GPYSA7 0016-8033
88. Wallenstein, N., A. Montalvo, U. Barata, and R. Ortiz, 2003, The implementation of a volcano seismic monitoring network in Sete Cidades Volcano, São Miguel, Açores: EGS-AGU-EUG Joint Assembly.
89. Werner-Allen, G., J. Johnson, M. Ruiz, J. Lees, and M. Welsh, 2005, Monitoring volcanic eruptions with a wireless sensor network, presented at the Proceedings of the Second European Workshop on Wireless Sensor Networks.
90. Wicks, C. W., W. Thatcher, D. Dzurisin, and J. Svarc, 2006, Uplift, thermal unrest and magma intrusion at Yellowstone caldera: Nature, 440, 72-75. bnh NATUAS 0028-0836 10.1038/nature04507 10.1038/nature04507
91. Williams, S. N., 1983, Plinian airfall deposits of basaltic composition: Geology, 11, 211-214. gel GLGYBA 0091-7613
92. 2 degassing at the Masaya caldera complex, Nicaragua: Journal of Volcanology and Geothermal Research, 123, 137-160. jvg JVGRDQ 0377-0273
93. Witham, C. S., 2005, Volcanic disasters and incidents: A new database: Journal of Volcanology and Geothermal Research, 148, 191-233. jvg JVGRDQ 0377-0273 10.1016/j.jvolgeores.2005.04.017
94. Wright, R., L. P. Flynn, H. Garbeil, A. J. L. Harris, and E. Pilger, 2004, MODVOLC: Near-real-time thermal monitoring of global volcanism: Journal of Volcanology and Geothermal Research, 135, 29-49. jvg JVGRDQ 0377-0273
95. Yamamoto, K., K. Ishihara, S. Okubo, and A. Araya, 2001, Accurate evaluation of ocean tide loading effects for gravity in nearshore region: The FG5 measurements at Sakurajima volcano in Kagoshima Bay, Japan: Geophysical Research Letters, 28, 1807-1810. gpr GPRLAJ 0094-8276
96. Yang, K., N. A. Krotkov, A. J. Krueger, S. A. Carn, P. K. Bhartia, and P. F. Levelt, 2007, Retrieval of large volcanic S O 2 columns from the Aura ozone monitoring instrument: Comparison and limitations: Journal of Geophysical Research, 112, D24S43. jgr JGREA2 0148-0227 10.1029/ 2007JD008825 10.1029/2007JD008825
97. Yokoyama, I., and H. Tajima, 1957, A gravity survey on Volcano Mihara, Ooshima Island by means of a Worden gravimeter: Bulletin of the Earthquake Research Institute, 35, 23-33.