Catherine KISSEL
Laboratoire des Sciences du Climat et de l'Environnement/IPSL
CEA/CNRS/UVSQ
Avenue de la Terrasse, Bat. 12
91198 Gif-sur-Yvette, France
Catherine.kissel@lsce.ipsl.fr
Rixiang ZHU assisted by Jinhua LI
Institute of Geology and Geophysics, Chinese Academy of Sciences
No. 19, Beitucheng Western Road,
Chaoyang District,
100029, Beijing, China.P.R.
lijinhua@mail.iggcas.ca.cn