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Now that would be one hell of a thermal.
On Wed, 2 Feb 2005 22:36:12 -0800, "Peter Duniho" wrote: wrote in message .. . The air leaving the earth's surface has to be replaced from below with more air, since nature abhors a vacuum, as we all know. The replacing air has to come from the air surrounding the rising column,. Well, to be fair...it doesn't HAVE to come from the air surrounding the rising column. Theoretically, the in-fill air supplying the rising column could be coming from 1000 miles away, traveling along the surface the entire distance, leaving all air at altitude undisturbed. Of course, this never happens. But it *could*. ![]() Pete |
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