China's chief climate official Xie Zhenhua and his US counterpart spelled out the disagreements between the two nations on how to contribute to emissions reductions after 2020. Photo: AFP

China and the US still far apart on climate responsibilities

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China's chief climate official Xie Zhenhua and his US counterpart spelled out the disagreements between the two nations on how to contribute to emissions reductions after 2020. Photo: AFP
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