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but when it reach to that point, I believe the water level must rise up alot.公仔箱論壇  U2 e' s2 e$ l* r( k' H) J" b
Eventually, there will not have enough space for people to stand.
5 p4 Z7 r6 f$ Y  {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。Oxgyen supply will become a critical problem of building a 2000 floor building.
1 I9 x8 W& b0 E) cTVBNOW 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。When the Earth gets more crowded, the oxygen will not be enough to supply to all the man-kind.
  O- [4 t9 c& t: ]6 lTVBNOW 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。AT a result, I think human will never going to reach that point.