
| di0208 | 2 秒前 | TVB 10000000 元 | tvb now,tvbnow,bttvb, p$ t. J& s0 [# G8 C l | 積分轉出 |



真實加拿大一号公路http://i.cbc.ca/1.3259658.1444169907!/fileImage/httpImage/image.jpg" border="0">_gen/derivatives/16x9_620/drivebc- ...公仔箱論壇3 I" B M3 `6 m5 [4 E9 _4 h
Pedestrian_A 發表於 2016-7-2 02:17 PM

0 t/ ], w3 B+ G( O9 B& v真實加拿大一号公路http://i.cbc.ca/1.3259658.1444169907!/fileImage/httpImage/image.jpg" border="0">_gen/derivatives/16x9_620/drivebc- ...tvb now,tvbnow,bttvb9 N' i5 }9 |2 Y1 G5 q$ q9 V! Z
Pedestrian_A 發表於 2016-7-2 02:17 PM




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。公仔箱論壇: x2 T8 R: K4 d! h5 @0 z0 q7 O
SweetLemon 發表於 2016-7-14 10:34 AM& I* }2 ], E, F, [8 V6 j
not enough trees in the city
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tvb now,tvbnow,bttvb/ Q3 [: A- W5 ^$ c# c$ z
No, I read that when the leaves fall it released CO2 back to nature.
I don't know its true or not.5.39.217.762 b; V2 J/ I6 ~6 |
SweetLemon 發表於 2016-7-14 08:05 PM
How many trees are needed?
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