Articles | Volume 23, issue 24
https://doi.org/10.5194/acp-23-15749-2023
https://doi.org/10.5194/acp-23-15749-2023
Research article
 | 
21 Dec 2023
Research article |  | 21 Dec 2023

Source apportionment of methane emissions from the Upper Silesian Coal Basin using isotopic signatures

Alina Fiehn, Maximilian Eckl, Julian Kostinek, Michał Gałkowski, Christoph Gerbig, Michael Rothe, Thomas Röckmann, Malika Menoud, Hossein Maazallahi, Martina Schmidt, Piotr Korbeń, Jarosław Neçki, Mila Stanisavljević, Justyna Swolkień, Andreas Fix, and Anke Roiger

Data sets

Flask sampling data obtained during the CoMet campaign in summer 2018 over Silesia on DLR Cessna A. Fiehn et al. https://doi.org/10.5281/zenodo.10046132

#9614 | FDLR_FLASKS_CoMet_2018.ames, Release 1 A. Fiehn et al. https://doi.org/10.17616/R39Q0T

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Short summary
During the CoMet mission in the Upper Silesian Coal Basin (USCB) ground-based and airborne air samples were taken and analyzed for the isotopic composition of CH4 to derive the mean signature of the USCB and source signatures of individual coal mines. Using δ2H signatures, the biogenic emissions from the USCB account for 15 %–50 % of total emissions, which is underestimated in common emission inventories. This demonstrates the importance of δ2H-CH4 observations for methane source apportionment.
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