100% Renewables by 2050 will Save Money, page-22

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    As greenhart pointed out, I think you need to have a look at the carbon cycle. That 97% you claim is produced by nature is part of a cycle, and does not accumulate in the atmosphere as additional man produced CO2 does.

    http://www.skepticalscience.com/human-co2-smaller-than-natural-emissions.htm
    Last edited by mjp2: 02/12/15
 
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