1. Government of Japan (2007), Becoming a Leading Environmental Nation Strategy in the 21st Century: Japan's Strategy for a Sustainable Society, Ministry of Environment, Tokyo.
2. HUIGS (2008), Syllabus of the Inter‐department Graduate Study in Sustainability, Hokkaido University, Sapporo.
3. Interministerial Meeting on the UNDESD (2005), Japan's Action Plan for the United Nations Decade of Education for Sustainable Development, Cabinet Secretariat, Government of Japan, Tokyo.
4. Itoh, M., Suemoto, M., Matsuoka, K. and Ito, A. (2008), “Contribution of Kobe University to the Regional Centre of Expertise (RCE) on education for sustainable development (ESD) Hyogo‐Kobe”, International Journal of Sustainability in Higher Education, Vol. 9 No. 4, pp. 479‐86.
5. Lotz‐Sisitka, H. (2004), “Environmental education in southern Africa: an overview of processes, issues and challenges”, Education for a Sustainable Future: Commitments and Partnerships, UNESCO, Paris, pp. 147‐59.