The prospect of a global deal to combat climate change has been receding for two years. The latest round of talks in Durban has so far done little to reverse this. Barely a year before the main provisions of the Kyoto protocol are due to expire, delegates are deadlocked on the issue that has bedevilled climate talks for a decade: should the international community agree on legally binding carbon emissions targets, or will voluntary pledges by individual states suffice?
最近兩年來，全球達成應對氣候變化的協定的前景越來越黯淡了。在南非德班舉行的最新一輪談判，迄今在逆轉局面方面幾乎沒有進展。距離《京都議定書》(Kyoto Protocol)主要條款失效僅剩一年之際，各國談判代表仍糾結于困擾了氣候談判10年的問題：國際社會應不應該商定具有法律約束力的碳排放目標？抑或各國自愿作出承諾就已足夠？
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