>>Yes, that being 2000, and the curve is in cyan, but I can't relate the industrial revolution inset to the very steep line on the graph. If we discouunt the black line exprapolation then the height isn't much more than the previous peaks.
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>>In any case, I can't refute that CO2 levels have gone up - they're bound to with so many millions of us burning, so the latest graph peak has a boost from us. Thing is, I'm not so worried about it. CO2 is plant food - positive feedback.
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>And the fact that there are far fewer trees than there once were to use that CO2 doesn't bother you at all? Not to mention the fact that there will be less and less plant life as human societies expand more and more.
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Farm plants consume CO2 too, and many of them are selected specifically because they do it better than wild plants.
PS: I agree with you that there are too many people around.