联合国敲响“气候警钟”：全球将升温2.7摄氏度

报告称，世界各国并没有积极行动来兑现减排承诺，照此下去，全球气温会上升至少2.7摄氏度，这将会产生灾难性的后果。

在联合国气候峰会即将召开之际，联合国环境规划署发布的新报告显示，世界各国并没有积极行动来兑现减排承诺，照此下去，全球气温会上升至少2.7摄氏度，这将会产生灾难性的后果。

The world is squandering the opportunity to “build back better” from the Covid-19 pandemic, and faces disastrous temperature rises of at least 2.7C if countries fail to strengthen their climate pledges, according to a report from the UN.