[A-CC44] A-CC44 [E] Recent advances in understanding of subglacial environments and processes（Atsuhiro Muto）

[ACC44-09] Passive seismic imaging reveals a drained subglacial lake basin in West Greenland

*Nicolas Paris¹, Siobhan Killingbeck², Florent Gimbert¹, Adam Booth³, Neil Ross⁴, Philippe Roux⁵, Andrew Sole⁶, Jonathan Hawkins⁷, Samuel Doyle⁸, Stephen Livingstone⁶, Tifenn Le Bris¹, Guilhem Barruol¹, Tun Jan Young⁹ (1. Institut des Géosciences de l’Environnement (IGE) CNRS, UGA, IRD, INRAE, Grenoble INP, Université Grenoble Alpes, Grenoble, France, 2. Department of Geography, Faculty of Science and Engineering, Swansea University, Swansea, UK, 3. School of Earth and Environment, University of Leeds, Leeds, UK, 4. School of Geography, Politics and Sociology, Newcastle University, Newcastle upon Tyne, UK, 5. Institut des Sciences de la Terre (ISTerre), CNRS, Université Savoie Mont Blanc, IRD, Université Gustave Eiffel,, Université Grenoble Alpes, Grenoble, France, 6. School of Geography and Planning, University of Sheffield, Sheffield, UK, 7. School of Earth & Environmental Sciences, Cardiff University, Cardiff, UK, 8. Centre for Glaciology, Department of Geography and Earth Sciences, Aberystwyth University, Aberystwyth, SY23 3DB, UK, 9. School of Geography and Sustainable Development, University of St Andrews, St Andrews, UK)

キーワード：Passive seismology, Seismic reflection, Subglacial Lake, Seismic node array, Matched Field Processing, Amplitude-versus-angle analysis