Publication

This paper focuses on the green economy and reviews key issues related to this concept. First it reviews the preliminary discussion and introduces the Zero Draft of the outcome document for Rio+20 that is published by the secretariat. It then considers consistency of and changes in national opinions by reviewing perceptions of the green economy expressed by the Group of Twenty (G20) during the preparatory process in chronological order. Further it discusses the key issues surrounding green economy to be discussed at Rio+20 in three categories, namely, "principles of a green economy", "policy tools for transition towards green economies" and "international cooperation for green economies".