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( ]) ]) }) r$ J' a7 P7 N- etvb now,tvbnow,bttvbNo, I read that when the leaves fall it released CO2 back to nature.
$ J$ X, O' P2 ^ _* QTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。I don't know its true or not.www.tvboxnow.com+ p2 ~2 Q: Y Q- t6 L/ x2 p& t
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? |