The Academic Highland of Digital Earth – Ten years of publication of the International Journal of Digital Earth

The year 2018 marks the 20th anniversary of the coining of the term‘Digital Earth’and also ten years since the International Journal of Digital Earth(IJDE)was inaugurated in 2008.With these important milestones in mind,I feel that it is worth reviewing the academic achievements that have been made and the developments that have taken place in the field of Digital Earth.