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Re: The dinosaurs did not die in fire, from the latest Geology




On Thu, 4 Dec 2003, James R. Cunningham wrote:

> An intriguing abstract.  I seem to remember an estimate of something
> like 70 billion tons of soot contained in the boundary layer.  If my
> memory is correct, it's an inconsequential amount at best.

How does this compare with Iridium...if you catch my drift.