主题：环球变暖--一个迫在眉睫的危机 -- 小愚

具体到数据，我只找到下面这句。里面并没讲清楚数值和方法。我倒是因此查过具体数据。结果发现并没有很好的办法可以测算一个定量的"Global Temperature".

http://www.sciencedaily.com/releases/2007/03/070315101129.htm

不过从分布图上可以看一个大概的趋势

At year’s end, even though the British scientists reported the global temperature average was not a new record — it was actually lower than any year since 2001 — the BBC confidently proclaimed, “2007 Data Confirms Warming Trend.”