Transcript for scene 2 of the video " Ice Age Dust " by Rolf Witzsche - Ice Age Ahead not Global Warming  

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Vastly larger than the largest dust flows

Saharan dust flow

Feb. 29, 2000 image by SeaWIFS project,

NASA Goddard Space Flight Center and OBRIMAGE

The dust volume in the ice in Antarctica appears to be vastly larger than what is carried in the dust clouds that are routinely whipped up in the Sahara desert at the present time. These are the largest long-distance dust flows. The dust is carried all the way across the Atlantic to the Amazon. While the gigantic dust-flows do affect thunderstorms, they have no significant global climatic effects. Nor have these dust rivers ever reached Antarctica.


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Published by Cygni Communications Ltd. North Vancouver, BC, Canada - (C) in public domain - producer Rolf A. F. Witzsche