[DarthVader]

Examine this table to give you perspective on CO2 concentration:

http://www.freerepublic.com/focus/news/2451661/posts?page=34#17

[Joan Kerrey]

Examine this table

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Thanks for the reply. Don’t know where I got my 0.03% from.
I’ve seen so much data I guess I forget where and when I’ve seen it. It’s so minimal though that I just can’t believe there is so much importance placed on CO2, especially the man made percentage.

Thanks again