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Ice core - Wikipedia, the free encyclopedia
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The ion record from an ice core reveals important information about the source of the air to the drill site (which is critical for interpreting other measurements), volcanoes (which produce sulfate and chloride), and changes in the activities that produce the ions such as fossil fuel combustion.
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On 1 July 1993, after five years of drilling, the Greenland Ice Sheet Project Two (GISP2,) penetrated through the ice sheet and 1.55 meters into bedrock recovering an ice core 3053.44 meters in depth, the deepest ice core recovered in the world at the time. ... For Additional Information:
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Why study ice cores? How it is done. Plan your visit. Location maps / Inventory Site Map Home Weather Information Local and Regional Weather Links Scrolling pictures...
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Home site for the U.S. National Ice Core Laboratory at the U.S. Geological Survey in Denver, Colorado, USA. ... WEATHER INFORMATION ... Who is the National Ice Core Laboratory...
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Cold Regions Bibliography (Library of Congress) ... Ice Observations Home Page ... Palaeo Environment (Ice Cores)
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Climate Change: Incorrect information on pre-industrial CO2; March 19, 2004; Statement of Prof. Zbigniew Jaworowski; Chairman, Ice core records of CO2 have been widely used as a proof that, due to man’s activity the current atmospheric level of CO2 is about 25% higher than in the pre-industrial period.
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