convener:Madhusoodhan Satish-Kumar(Department of Geology, Faculty of Science, Niigata University), Tomokazu Hokada(National Institute of Polar Research), Krishnan Sajeev(Centre for Earth Sciences, Indian Institute of Science), Yasuhito Osanai(Division of Evolution of Earth Environments, Faculty of Social and Cultural Studies, Kyushu University), Chairperson:M. Satish-Kumar(Niigata University), Tomokazu Hokada(National Institute of Polar Research)