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Old 07-02-2013, 01:30 PM   #31 (permalink)
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The science behind the idea is sound.

Originally Posted by t vago View Post
The economics behind the idea is not. Carbon dioxide content in the air is very small. Condensing it is energy intensive. This idea would have to be coupled with a large carbon source - such as a coal fired power plant. Yes, bio derived sources could also be used, but then you run into those limitations.

It all comes down to options. As in the video someone posted about the actor Ed Bagley Jr., the actor gives a good answer - multiple renewable sources will be needed, not just a single silver bullet.

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