What causes seasonal earthquakes in south Iceland?


Sigurjon Jonsson, King Abdullah University of Science and Technology, Thuwal, Saudi Arabia, Vincent Drouin, University of Iceland, Nordic Volcanological Center, Institute of Earth Sciences, Reykjavik, Iceland; National Land Survey of Iceland, Akranes, Iceland, Yosuke Aoki, Univ Tokyo, Bunkyo-Ku, Tokyo, Japan and Benedikt Ofeigsson, Icelandic Meteorological Office, Reykjavik, Iceland