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Politics : Foreign Affairs Discussion Group -- Ignore unavailable to you. Want to Upgrade?

To: sylvester80 who wrote (202895)	9/14/2006 11:34:43 AM
From: Wharf Rat	Respond to of 281500

Another one; but not as pretty as yours. 'Drastic' shrinkage in Arctic ice By Richard Black Environment correspondent, BBC News website A Nasa satellite has documented startling changes in Arctic sea ice cover between 2004 and 2005. The extent of "perennial" ice - thick ice which remains all year round - declined by 14%, losing an area the size of Pakistan or Turkey. Message 22811335 I'm gonna go out on a limb and suggest this might have something to do with it... The "scary thing", he added, was the rate of change now occurring in CO2 concentrations. In the core, the fastest increase seen was of the order of 30 parts per million (ppm) by volume over a period of roughly 1,000 years. "The last 30 ppm of increase has occurred in just 17 years. We really are in the situation where we don't have an analogue in our records," he said. Message 22779811