Rather than being subject to an internationally agreed standard, the US and China want the fight against climate change to begin with countries’ individual commitments. But this new, bottom-up framework, in which states determine the conditions for a multilateral agreement, lacks an authority to establish standards.
相比于遵守国际公认的标准，美中两国更希望与气候变化的对抗源自各国所做出的承诺。但这一各国自主决定多边协议条件的自下而上的新框架缺乏设定标准应有的权威性。