Geodetic data shed light on ongoing caldera subsidence at Askja, Iceland

• Published in: Bulletin of Volcanology
• Main Authors: de Zeeuw-van Dalfsen, Elske, Rymer, Hazel, Sturkell, Erik, Pedersen, Rikke, Hooper, Andy, Sigmundsson, Freysteinn, Ófeigsson, Benedikt
• Other Authors: Institut de Physique du Globe de Paris (IPGP), Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris Diderot - Paris 7 (UPD7)-Université de La Réunion (UR)-Institut de Physique du Globe de Paris (IPG Paris)-Centre National de la Recherche Scientifique (CNRS)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2013
• Subjects: Volcano deformation; Caldera unrest; Micro-gravity; InSAR; Precise levelling; Iceland; [SDU]Sciences of the Universe [physics]; Askja; New Ground
• Online Access: https://insu.hal.science/insu-03581910; https://doi.org/10.1007/s00445-013-0709-2

International audience Subsidence within the main caldera of Askja volcano in the North of Iceland has been in progress since 1983. Here, we present new ground- and satellite-based deformation data, which we interpret together with new and existing micro-gravity data, to help understand which proces...