PrefaceThe annual colloquium of Research Center for Geotechnology, Indonesian Institute of Sciences (LIPI) have highlighted the achievements and challenges of pure and applied geosciences researches since the early 60’s. This year we present this forum as a the first Global Colloquium on GeoSciences and Engineering (GCGE) that plays as an interdisciplinary conference for sharing new advances and research results in the fields of earth sciences and technology. This conference that has been held in Bandung, Indonesia during November 18–19, 2017 brought together leading academic scientists, researchers, university students and scholars as well as industries and NGOs, to promote international cooperation among participants.The proceedings of GCGE 2017 presents research contributions describing original and unpublished results of conceptual, constructive, empirical, experimental, or theoretical work in all areas of interests. 78 papers have been selected based on the originality, technical merit, and interest to the audience. Those papers have been presented in talk and poster technical sessions. The technical sessions include geodynamics, groundwater & surface water, Earth hazards & climate changes, and contamination and natural resources.List of Organizing Committees and Photographs are available in this pdf.