The world is on track for a temperature rise of up to 2.9C above pre-industrial levels, a report by the UN environment programme has found, even assuming countries stick to their Paris agreement climate pledges.
聯合國環境規劃署(UNEP)的一份報告發現，即使假設各國遵守《巴黎協定》(Paris Agreement)的氣候承諾，全球氣溫仍將比工業化前水平上升高達2.9攝氏度。
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