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Politics : Formerly About Advanced Micro Devices

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To: d[-_-]b who wrote (272168)	2/5/2006 1:13:36 PM
From: combjelly	Read Replies (2) of 1577143

"Helium is cast off into space by Solar winds - it doesn't dissolve into anything." I know that. Hydrogen has a low residence time in today's atmosphere because of that, there is no reason to suspect that it was any different back then. Helium would act the same way. I am just quibbling with Critchon's description of events. He got that wrong, he mentioned the CO2 and water vapor being outgassed, but missed the nitrogen. And he got the timeline for glaciation wrong by a couple of billion years. Now it very well could be that when he started the research for the book, the snowball Earth theory wasn't as well accepted, but...

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