Before revision: The schematic with the nested ellipses emphasizes a hierarchy of the dimensions, putting environment as the foundation for the other two.|290x290px Sustainability is a social goal for people to co-exist on Earth over a long time.
After revision: period ofThe schematic with the nested ellipses emphasizes a hierarchy of the dimensions, putting environment as the foundation for the other two.|290x290px Sustainability is a social goal for people to co-exist on Earth over a long time.