Supplementary material for : Predicting gas record alteration in very low accumulation ice cores

Predicting gas record alteration in very low accumulation ice cores Kévin Fourteau1, Patricia Martinerie1, Xavier Faïn1, Alexey A. Ekaykin2, Jérôme Chappellaz1, and Vladimir Lipenkov2 1Univ. Grenoble Alpes, CNRS, IRD, Grenoble INP, IGE, F-38000 Grenoble, France 2Climate and Environmental Research Laboratory, Arctic and Antarctic Research Institute, St. Petersburg, 199397, Russia Correspondence to: kevin.fourteau@univ-grenoble-alpes.fr or patricia.martinerie@univ-grenoble-alpes.fr