The report, from the UN Environment Programme (Unep), comes days before the opening of this year's climate summit.
报告来自联合国环境规划署(UNEP)，在今年气候峰会开幕日前几天发布。
The report, from the UN Environment Programme (Unep), comes days before the opening of this year's climate summit.
报告来自联合国环境规划署(UNEP)，在今年气候峰会开幕日前几天发布。
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