Wednesday, September 24, 2008

Effect of increased carbon dioxide on plants

I read a review today on carbon sources and sinks, and learned one thing from it. Increased atmospheric carbon dioxide increases the C:N ratio of leaves and twigs, meaning a decrease in tissue quality. Also there is no increase in biomass, which means that even with more carbon dioxide, plants are not sequestering more carbon.
Bad news for plants, and this condition is going to worsen in the next 50 years for sure...

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