Demonstrating the potential of CO2 hydrate self-sealing in Svalbard, Arctic Norway

• Published in: International Journal of Greenhouse Gas Control
• Main Authors: Almenningen, Stian, Hussain, Arif, Betlem, Peter, Roy, Srikumar, Senger, Kim, Ersland, Geir
• Format: Article in Journal/Newspaper
• Language: English
• Published: Elsevier 2020
• Subjects: Adventdalen; Arctic; Helvetiafjellet; Longyearbyen; Norway; Svalbard; permafrost
• Online Access: https://hdl.handle.net/1956/21492; https://doi.org/10.1016/j.ijggc.2019.06.010

Here we report the potential self-sealing properties of CO2 hydrate for the Longyearbyen CO2 Lab’s shallow aquifer in Svalbard, Arctic Norway, through hydrate formation experiments. The experiments were conducted on a 9 cm long core plug of a fluvio-deltaic sandstone of the Barremian Helvetiafjellet...