1. By decision 1/CP.3. So far the Kyoto Protocol has received 170 ratifications (18 April 2007). For the reasons behind the resistance of one of the most substantial GHG emitter, the United States, see Sunstein Cass R. , Of Montreal and Kyoto: A Tale of Two Protocols, 31 Harvard Environmental Law Review 1–65 (2007).
2. Art. 5(1) KP; Decision 20/CMP.1, IPCC Good practice guidance and adjustments under Article 5, paragraph 2 of the Kyoto Protocol.
3. Id. at 1, 7.
4. Id. at paras. 110–120.
5. Stokke, Hovi & Ulfstein (note 138), at 11.