The Kyoto Protocol sets legally binding emission targets for industrialised countries without accounting for reductions carried out prior to 2008, the beginning of the first commitment period. There exists only one exception, the project-based Clean Development Mechanism where credits accrue...

For the first time, the Protocol negotiated by the third Conference of the Parties to the U.N. Framework Convention on Climate Change in Kyoto sets legally binding emission targets for the commitment period 2008-2012 for the industrial countries and countries in transition listed in Annex I....