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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?


To: AK2004 who wrote (210113)11/2/2004 1:59:17 PM
From: combjelly  Read Replies (1) | Respond to of 1576346
 
"have you noticed that global warming was accelerating for the last 20,000 years?"

Umm, no it hasn't. Now true, a situation like we have now is not the normal case. Usually you either have glaciers or you don't, but it isn't clear whether or not we would normally be at a interglacial minimum with a slide into glaciation or going into a glacier free period. The present climate has been more or less stable for thousands of years. It was actually warmer in the period when Greenland was settled, but then went through the Little Ice Age and things cooled off again. Where the larger trend was/is going isn't all that clear. Having said that, doubling of the CO2 in the atmosphere and increasing the methane levels is bound to have some effect.