Jacques, Caroline; Sapart, Celia J.; Fripiat, François; Carnat, Gauthier; Zhou, Jiayun; Delille, Bruno; Röckmann, Thomas; van der Veen, Carina; Niemann, Helge; Haskell, Tim; Tison, Jean-Louis (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-10-27)
We report on methane (CH<sub>4)</sub> stable isotope (d<sup>13</sup>C and d<sup>2</sup>
H) measurements from landfast sea ice collected near
Barrow (Utqiagvik, Alaska) and Cape Evans (Antarctica) over the winter-to-spring transition. These
measurements provide novel insights into pathways of CH<sub>4</sub> production and consumption in sea ice. We
found substantial differences between the two ...