Professor Geoff Wadge
Visiting Research Fellow
Centaur Publications
2020
Webb, T. L., Wadge, G. and Pascal, K. (2020) Mapping water vapour variability over a mountainous tropical island using InSAR and an atmospheric model for geodetic observations. Remote Sensing of Environment, 237. 111560. ISSN 0034-4257 doi: https://doi.org/10.1016/j.rse.2019.111560
2019
McCormick Kilbride, B. T., Mulina, K., Wadge, G., Johnson, R. W., Itikarai, I. and Edmonds, M. (2019) Multi-year satellite observations of sulfur dioxide gas emissions and lava extrusion at Bagana volcano, Papua New Guinea. Frontiers in Earth Science. ISSN 2296-6463 doi: https://doi.org/10.3389/feart.2019.00009
Arnold, D. W. D., Biggs, J., Dietterich, H. R., Vallejo Vargas, S., Wadge, G. and Mothes, P. (2019) Lava flow morphology at an erupting andesitic stratovolcano: a satellite perspective on El Reventador, Ecuador. Journal of Volcanology and Geothermal Research, 372. pp. 34-47. ISSN 0377-0273 doi: https://doi.org/10.1016/j.jvolgeores.2019.01.009
2018
Wadge, G., McCormick Kilbride, B. T., Edmonds, M. and Johnson, R. W. (2018) Persistent growth of a young andesite lava cone: Bagana volcano, Papua New Guinea. Journal of Volcanology and Geothermal Research, 356. pp. 304-315. ISSN 0377-0273 doi: https://doi.org/10.1016/j.jvolgeores.2018.03.012
Arnold, D. W. D., Biggs, J., Wadge, G. and Mothes, P. (2018) Using satellite radar amplitude imaging for monitoring syn-eruptive changes in surface morphology at an ice-capped stratovolcano. Remote Sensing of the Environment, 209. pp. 480-488. ISSN 0034-4257 doi: https://doi.org/10.1016/j.rse.2018.02.040
2017
Arnold, D. W. D., Biggs, J., Anderson, K., Vargas, S. V., Wadge, G., Ebmeier, S. K., Naranjo, M. F. and Mothes, P. (2017) Decaying lava extrusion rate at El Reventador Volcano, Ecuador measured using high-resolution satellite radar. Journal of Geophysical Research: Solid Earth, 122 (12). pp. 9966-9988. ISSN 2169-9356 doi: https://doi.org/10.1002/2017jb014580
Sheldrake, T. E., Aspinall, W. P., Odbert, H. M., Wadge, G. and Sparks, R. S. J. (2017) Understanding causality and uncertainty in volcanic observations: an example of forecasting eruptive activity on Soufrière Hills Volcano, Montserrat. Journal of Volcanology and Geothermal Research, 341. pp. 287-300. ISSN 0377-0273 doi: https://doi.org/10.1016/j.jvolgeores.2017.06.007
2016
Hobbs, S., Convenevole, C., Guarnieri, A. M. and Wadge, G. (2016) Geostare system performance assessment methodology. In: 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), 10-15 July 2016, Beijing, China, pp. 1404-1407. doi: https://doi.org/10.1109/IGARSS.2016.7729359
Wadge, G., Costa, A., Pascal, K., Werner, C. and Webb, T. (2016) The variability of refractivity in the atmospheric boundary layer of a tropical island volcano measured by ground-based interferometric radar. Boundary-Layer Meteorology, 161 (2). pp. 309-333. ISSN 0006-8314 doi: https://doi.org/10.1007/s10546-016-0168-3
Wadge, G., Biggs, J., Lloyd, R. and Kendall, J.-M. (2016) Historical volcanism and the state of stress in the East African Rift System. Frontiers in Earth Science, 4. 86. ISSN 2296-6463 doi: https://doi.org/10.3389/feart.2016.00086
Sheldrake, T. E., Sparks, R. S. J., Cashman, K. V., Wadge, G. and Aspinall, W. P. (2016) Similarities and differences in the historical records of lava dome-building volcanoes: implications for understanding magmatic processes and eruption forecasting. Earth Science Reviews, 160. pp. 240-263. ISSN 0012-8252 doi: https://doi.org/10.1016/j.earscirev.2016.07.013
Arnold, D. W. D., Biggs, J., Wadge, G., Ebmeier, S. K., Odbert, H. M. and Poland, M. P. (2016) Dome growth, collapse, and valley fill at Soufrière Hills Volcano, Montserrat, from 1995 to 2013: Contributions from satellite radar measurements of topographic change. Geosphere, 12 (4). pp. 1300-1315. ISSN 1553-040X doi: https://doi.org/10.1130/GES01291.1
Hayer, C. S., Wadge, G., Edmonds, M. and Christopher, T. (2016) Sensitivity of OMI SO2 measurements to variable eruptive behaviour at Soufrière Hills Volcano, Montserrat. Journal of Volcanology and Geothermal Research, 312. pp. 1-10. ISSN 0377-0273 doi: https://doi.org/10.1016/j.jvolgeores.2016.01.014
2013
Costa, A., Wadge, G., Stewart, R. and Odbert, H. (2013) Coupled subdaily and multiweek cycles during the lava dome erupt of Soufriere Hills Volcano, Montserrat. Journal of Geophysical Research. Solid Earth, 118 (5). pp. 1895-1903. ISSN 2169-9356 doi: https://doi.org/10.1002/jgrb.50095
Macfarlane, D. G., Odbert, H. M., Robertson, D. A., James, M. R., Pinkerton, H. and Wadge, G. (2013) Topographic and thermal mapping of volcanic terrain using AVTIS ground-based 94-GHz dual-mode radar/radiometric imager. IEEE Transactions on Geoscience and Remote Sensing, 51 (1). pp. 455-472. ISSN 0196-2892 doi: https://doi.org/10.1109/TGRS.2012.2202667
2012
Toombs, A. and Wadge, G. (2012) Co-eruptive and inter-eruptive surface deformation measured by satellite radar interferometry at Nyamuragira volcano, D.R. Congo, 1996 to 2010. Journal of Volcanology and Geothermal Research, 245-246. pp. 98-122. ISSN 0377-0273 doi: https://doi.org/10.1016/j.jvolgeores.2012.07.005
Wadge, G., Saunders, S. and Itikarai, I. (2012) Pulsatory andesite lava flow at Bagana Volcano. Geochemistry, Geophysics, Geosystems, 13. Q11011. ISSN 1525-2027 doi: https://doi.org/10.1029/2012GC004336
Costa, A., Wadge, G. and Melnik, O. (2012) Cyclic extrusion of a lava dome based on a stick-slip mechanism. Earth and Planetary Science Letters, 337-38. pp. 39-46. ISSN 0012-821X doi: https://doi.org/10.1016/j.epsl.2012.05.011
2011
Wadge, G. and Burt, L. (2011) Stress field control of eruption dynamics at a rift volcano: Nyamuragira, D.R.Congo. Journal of Volcanology and Geothermal Research, 207 (1-2). pp. 1-15. ISSN 0377-0273 doi: https://doi.org/10.1016/j.jvolgeores.2011.06.012
Wadge, G., Cole, P., Stinton, A., Komorowski, J.C., Stewart, R., Toombs, A.C. and Legendre, Y. (2011) Rapid topographic change measured by high-resolution satellite radar at Soufriere Hills Volcano, Montserrat, 2008-2010. Journal of Volcanology and Geothermal Research, 199 (1-2). pp. 142-152. ISSN 0377-0273 doi: https://doi.org/10.1016/j.jvolgeores.2010.10.011
2010
Komorowski, J.-C., Legendre, Y., Christopher, T., Bernstein, M., Stewart, R., Joseph, E., Fournier, N., Chardot, L., Finizola, A., Wadge, G., Syers, R., Williams, C. and Bass, V. (2010) Insights into processes and deposits of hazardous vulcanian explosions at Soufrière Hills Volcano during 2008 and 2009 (Montserrat, West Indies). Geophysical Research Letters, 37. L00E19. ISSN 0094-8276 doi: https://doi.org/10.1029/2010GL042558
Ryan, G. A., Loughlin, S. C., James, M. R., Jones, L. D., Calder, E. S., Christopher, T., Strutt, M. H. and Wadge, G. (2010) Growth of the lava dome and extrusion rates at Soufrière Hills Volcano, Montserrat, West Indies: 2005–2008. Geophysical Research Letters, 37. L00E08. ISSN 0094-8276 doi: https://doi.org/10.1029/2009GL041477
Wadge, G., Herd, R., Ryan, G., Calder, E.S. and Komorowski, J.-C. (2010) Lava production at Soufriere Hills Volcano, Montserrat: 1995-2009. Geophysical Research Letters, 37. ISSN 0094-8276 doi: https://doi.org/10.1029/2009GL041466
Wadge, G. (2010) Assessing the pyroclastic flow hazards from dome collapse at Soufriere Hills Volcano, Montserrat. In: Thordarson, T., Self, S., Rowlands, S. and Hoskuldsson, A. (eds.) Studies in Volcanology: the Legacy of George Walker. IAVCEI Publications, IAVCEI 2. Geological Society London/ IAVCEI , London, pp. 211-224. ISBN 9781862392809
Wadge, G., Zhu, M., Holley, R. J., James, L. N., Clark, P. A., Wang, C. and Woodage, M. J. (2010) Correction of atmospheric delay effects in radar interferometry using a nested mesoscale atmospheric model. Journal of Applied Geophysics, 72 (2). pp. 141-149. ISSN 0926-9851 doi: https://doi.org/10.1016/j.jappgeo.2010.08.005
2009
Odbert, H.M. and Wadge, G. (2009) Time series analysis of lava flux. Journal of Volcanology and Geothermal Research, 188 (4). pp. 305-314. ISSN 0377-0273 doi: https://doi.org/10.1016/j.jvolgeores.2009.09.005
Hale, A.J., Calder, E.S., Wadge, G., Loughlin, S.C. and Ryan, G.A. (2009) Modelling the lava dome extruded at Soufrière Hills Volcano, Montserrat, August 2005–May 2006. Part I: Dome shape and internal structure. Journal of Volcanology and Geothermal Research, 187 (1-2). pp. 53-68. ISSN 0377-0273 doi: https://doi.org/10.1016/j.jvolgeores.2009.08.023
Wadge, G., Ryan, G. and Calder, E.S. (2009) Clastic and core lava components of a silicic lava dome. Geology, 37 (6). pp. 551-554. ISSN 0091-7613 doi: https://doi.org/10.1130/G25747A.1
Hale, A.J., Calder, E.S., Loughlin, S.C., Wadge, G. and Ryan, G.A. (2009) Modelling the lava dome extruded at Soufrière Hills Volcano, Montserrat, August 2005–May 2006. Part II: Rockfall activity and talus deformation. Journal of Volcanology and Geothermal Research, 187 (1-2). pp. 69-84. ISSN 0377-0273 doi: https://doi.org/10.1016/j.jvolgeores.2009.08.014
Wadge, G., Aspinall, W. and Barclay, J., (2009) Risk-based policy support for volcanic hazard mitigation. Project Report. Foreign and Commonwealth Office (Unpublished)
2008
Zhu, M., Wadge, G., Holley, R., James, I.N., Clark, P.A., Wang, C.-G. and Woodage, M.J. (2008) Structure of the precipitable water field over Mount Etna. Tellus Series A: Dynamic Meteorology and Oceanography, 60A (4). pp. 679-687. ISSN 0280-6495 doi: https://doi.org/10.1111/j.1600-0870.2008.00317.x
Hale, A.J. and Wadge, G. (2008) The transition from endogenous to exogenous growth of lava domes with the development of shear bands. Journal of Volcanology and Geothermal Research, 171 (3-4). pp. 237-257. ISSN 0377-0273 doi: https://doi.org/10.1016/j.jvolgeores.2007.12.016
Wadge, G., Macfarlane, D.G., Odbert, H., James, M.R., Hole, J.K., Ryan, G., Bass, V., De Angelis, S., Pinkerton , H., Robertson, D.A. and Loughlin, S.C. (2008) Lava dome growth and mass wasting measured by a time series of ground-based radar and seismicity observations. Journal of Geophysical Research, 113 (B8). B08210. ISSN 0148-0227 doi: https://doi.org/10.1029/2007JB005466
Ager, G., Wadge, G., Tragheim, D. and Jordan, C., (2008) Volcanic eruption of 29th July 2008 on the island of Montserrat. Technical Report. British Geological Survey pp48.
2007
Zhu, M., Wadge, G., Holley, R.J., James, I.N., Clark, P.A., Wang, C. and Woodage, M.J. (2007) High resolution forecast models of water vapour over mountains: comparison of results from the UM and MERIS. IEEE Geoscience and Remote Sensing Letters, 4 (3). pp. 401-405. ISSN 1545-598X doi: https://doi.org/10.1109/LGRS.2007.895884
Hole, J.K., Stevens, N.F., Wadge, G. and Bromley, C. (2007) Subsidence in the geothermal fields of the Taupo Volcanic Zone, New Zealand measured by InSAR. Journal of Volcanology and Geothermal Research, 166 (3-4). pp. 125-146. ISSN 0377-0273 doi: https://doi.org/10.1016/j.jvolgeores.2007.07.013
Hale, A.J., Wadge, G. and Mulhaus, H. (2007) The influence of viscous and latent heating on crystal-rich magma flow in a conduit. Geophysical Journal International, 171 (3). pp. 1406-1429. ISSN 0956-540X doi: https://doi.org/10.1111/j.1365-246X.2007.03593.x
2006
Wadge, G., Mattioli, G. S. and Herd, R. A. (2006) Ground deformation at Soufriere Hills Volcano, Montserrat during 1998-2000 measured by radar interferometry and GPS. Journal Of Volcanology And Geothermal Research, 152 (1-2). pp. 157-173. ISSN 0377-0273
Wadge, G., Macfarlane, D.G., James, M.R., Odbert, H.M., L.J., A., Pinkerton, H., Robertson, D.A., Loughlin, S.C., Strutt, M., Ryan, G. and Dunkley, P.N. (2006) Imaging a growing lava dome with a portable radar. EOS Transactions AGU, 87. pp. 226-228.
Li, Z. W., Ding, X. L., Huang, C., Wadge, G. and Zheng, D. W. (2006) Modeling of atmospheric effects on InSAR measurements by incorporating terrain elevation information. Journal of Atmospheric and Solar-Terrestrial Physics, 68 (11). pp. 1189-1194. ISSN 1364-6826
Wadge, G., Odbert, H.M., Macfarlane, D.G. and James, M.R. (2006) The October 2005 DEM of the Soufriere Hills crater. In: Montserrat Volcano Observatory Open File Report OF-06/03. UNSPECIFIED, http://www.mvo.ms/publications-ofrs.htm.
Macfarlane, D. G., Wadge, G., Robertson, D. A., James, M. R. and Pinkerton, H. (2006) Use of a portable topographic mapping millimetre wave radar at an active lava flow. Geophysical Research Letters, 33 (3). Art. No. L03301. ISSN 0094-8276
Wadge, G., Dorta, D. O. and Cole, P. D. (2006) The magma budget of Volcan Arenal, Costa Rica from 1980 to 2004. Journal Of Volcanology And Geothermal Research, 157 (1-3). pp. 60-74. ISSN 0377-0273
2005
Wadge, G., Macfarlane, D. G., Robertson, D. A., Hale, A. J., Pinkerton, H., Burrell, R. V., Norton, G. E. and James, M. R. (2005) AVTIS: A novel millimetre-wave ground based instrument for volcano remote sensing. Journal Of Volcanology And Geothermal Research, 146 (4). pp. 307-318. doi: https://doi.org/10.1016/j.jvolgeores.2005.03.003
2004
Wadge, G., Parsons, B.E. and Team, E. S. (2004) Achieving the EVINSAR objectives with TerraSAR-L. In: FRINGE 2003 Workshop, Frascati, Italy.
Wadge, G., Webley, P.W. and Stevens, N.F. (2004) Correcting InSAR data for tropospheric path effects over volcanoes using dynamic atmosheric models. In: FRINGE 2003 Workshop.
Webley, P.W., Wadge, G. and James, I.N. (2004) Determining radio wave delay by non-hydrostatic atmospheric modelling of water vapour over mountains. Physics and chemistry of the earth, doi:10.101.
Wadge, G. (2004) Measuring the rate of lava effusion by InSAR. In: FRINGE 2003 Workshop, Frascati, Italy.
Stevens, N.F. and Wadge, G. (2004) Towards operational repeat-pass SAR interferometry at active volcanoes. Natural Hazards, 33. pp. 47-76.
2003
Wadge, G. and Archer, D.J. (2003) Evaporation of groundwater from arid playas measured by C-band SAR. IEEE Trans. Geoscience & Remote Sensing, 41. pp. 1641-1650.
Hale, A.J. and Wadge, G. (2003) Numerical modelling of the growth dynamics of a simple silicic lava dome. Geophysical Research Letters, 30. doi: https://doi.org/10.1029/2003GLO18182
Wadge, G. (2003) A strategy for the observation of volcanism on Earth from space. Phil. Trans. Royal Soc. London, 361. pp. 145-156.
1998
Wadge, G., Jackson, P., Bower, S. M., Woods, A. W. and Calder, E. (1998) Computer simulations of pyroclastic flows from dome collapse. Geophysical Research Letters, 25 (19). pp. 3677-3680. ISSN 0094-8276 doi: https://doi.org/10.1029/98GL00710
Last update: 4th June 2024