Preface: Special issue from the Division on Energy, Resources and the Environment at EGU2020: Sharing geoscience online

Abstract. Since 2004, the European Geosciences Union (EGU) brings\ntogether experts from all over the world into one annual event covering all\ndisciplines of the Earth, planetary and space sciences. This special issue\nin Advances in Geosciences comprises a collection of contributions from the\nDivision on Energy, Resources and the Environment (ERE) which were presented\nat EGU2020: Sharing Geoscience Online.