Robert Zubrin quoteRobert Zubrin [1952-0]
American Scientist 
Quote rank: 214
| Putting aside for the moment the question of whether human industrial CO2 emissions are having an effect on climate, it is quite clear that they are raising atmospheric CO2 levels. As a result, they are having a strong and markedly positive effect on plant growth worldwide. There is no doubt about this. |
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