加拿大很多樹但也期望森林吸收掉人們無節制排放的二氧化碳。 2 \2 z3 L1 N* {' N! f: }- K
SweetLemon 發表於 2016-7-14 10:34 AM 
- G0 X" c- m9 W7 z% ?tvb now,tvbnow,bttvbnot enough trees in the city 9 P2 q3 o( h+ q K+ @' \TVBNOW 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。tvb now,tvbnow,bttvb& t% k( g$ i( |$ w7 i$ w
No, I read that when the leaves fall it released CO2 back to nature.
7 P9 d; C2 l- C9 ~* m9 C+ TI don't know its true or not. |