Figure 1. Proposal for the IUGS Big Science Program and the center of excellence was presented at the 72nd IGC EC meeting held in Postam January 2018 (a). A topic of Deep Earth (Deep understanding of deep past to the future of the Earth-DDE) was proposed by President Cheng at the first General Assembly of newly formed ISC in Paris July 1, 2018. Leaders of several GeoUnions presented at the ISC SG (b).
Figure 2. Issues addressed by geoscientists are closely related to the UN 2030 Sustainable Development Goals. DDE provides digital earth linking multi-spheres of earth systems for supporting discovery of earth evolution and major transformational and extreme geo-events. DDE was reported by SCIENCE on the day of the DDE Forum.