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No, I read that when the leaves fall it released CO2 back to nature.www2.tvboxnow.com* A6 W! d" G, J; p
I don't know its true or not.www2.tvboxnow.com' c+ Y. z! J! }( l* ] p# T) Q
SweetLemon 發表於 2016-7-14 08:05 PM  A tree can absorb 13lb CO2 every year. A typical V8 car produce 220g CO2 per km. How many trees are needed? |