International audienceSince it came into effect in 2005 followed by its first period of application from 2008 to 2012, the Kyoto protocol has been subject to debates and international negotiations about its post-2012 future. Many grey areas persist, even though the Durban conference, held in December 2011, and the Doha conference, held in December 2012, ratified the principle of a second period of application of the protocol and started negotiations for a new international treaty supposed to come into effect in 2020.L'avenir du Protocole de Kyoto demeure ambigu alors que des négociations sont menées depuis 2005 pour la période post 2012. Aux deux groupes de travail qui menaient ces négociations, s'est ajouté un troisième groupe, créé lors d...