onne Paris Cité, Researcher at the Centre d’Etudes et de Recherches Administratives et Politiques (CERAP), Researcher associated at the Centre d’Etudes et de Recherches Internationales et Communautaires (CERIC) The informal additional sessions of the Ad Hoc Working Group on the Durban Platform for Enhanced Action (AWG-ADP), the Ad Hoc Working Group on Further Commitments for Annex I Parties under the Kyoto Protocol (AWG-KP) and the Ad Hoc Working Group on Long-Term Cooperative Action (AWG-LCA) took place from 30 August to 5 September