The world is heading for an average temperature rise of nearly 4C (7F), according to analysis of national pledges from around the globe.
根据针对全球范围内的国家条约作出的分析，全球平均气温将上升将近4摄氏度（7华氏度）。
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This special report will chronicle the rise of the cloud and try to predict where it is heading.
这组特别报道将按时间顺序叙述云的前世今生并预测它的未来。
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According to the research, sales of dairy snacks, which include products like cheese strings and yoghurt tubes, grew 7 per cent in 2009 and are heading for a 6 per cent rise this year.