haven't you noticed that plot covers only 140 years?
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送交者: 008 于 2007-08-19, 00:14:33:
回答: 这上头有个图显示全球气温的变化，请大家看看。 由 校长 于 2007-08-18, 23:14:37:
if you plot out say 100,000 years, you'll find that "global warming" started 18 thousand years ago, i.e., the end of last ice age.
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