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but when it reach to that point, I believe the water level must rise up alot.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。! \9 H! c# B! Q+ n
Eventually, there will not have enough space for people to stand. 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。0 s( e! q0 `% N' w" M/ `
Oxgyen supply will become a critical problem of building a 2000 floor building.
) E6 Y5 `0 _3 E1 w" Zos.tvboxnow.comWhen the Earth gets more crowded, the oxygen will not be enough to supply to all the man-kind.: c( w9 y& Y& D, W7 e/ p6 `
AT a result, I think human will never going to reach that point.