(ز) يجب أن يوافق أكبر عدد ممكن من البلدان، بما في ذلك جميع الاقتصادات الرئيسية، على تنفيذ إجراءات وطنية لتخفيف آثار تغير المناخ. وستختلف الالتزامات بحسب الظروف الوطنية في كل بلد (أستراليا، Misc.5/Add.2)؛
Individual commitments would differ according to national circumstances (Australia, MISC.5/Add.2); As a group, non-Annex I Parties would need significant deviations from baseline over comparable periods (AOSIS, MISC.5/Add.2 and shared vision workshop); There is a need for substantial deviations from baseline (business-as-usual) emissions in several developing regions in addition to the absolute emission reduction commitments of 25-40 per cent by industrialized countries by 2020 (EC and its member States, MISC.1); the most advanced among them would have to reduce their emissions by 15-30 per cent below business as usual.