Articles | Volume 9, issue 4
https://doi.org/10.5194/gmd-9-1627-2016
https://doi.org/10.5194/gmd-9-1627-2016
Development and technical paper
 | 
02 May 2016
Development and technical paper |  | 02 May 2016

Inverse transport modeling of volcanic sulfur dioxide emissions using large-scale simulations

Yi Heng, Lars Hoffmann, Sabine Griessbach, Thomas Rößler, and Olaf Stein

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Short summary
A new inverse modeling and simulation system is developed to enable efficient and reliable transport simulations of volcanic SO2 at large scale. The complex time- and altitude-dependent volcanic emission pattern of the Nabro eruption is identified by our inversion algorithm. The simulation results show good agreements with different satellite observations in terms of SO2 horizontal distributions, and help to further reveal the complex transport processes such as the Asian monsoon circulation.