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but when it reach to that point, I believe the water level must rise up alot.
) L, `6 s# W9 j1 R  w, uEventually, there will not have enough space for people to stand.
7 c  @  k7 ~3 ?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.
" U  u; ~& h- F- @5.39.217.77:8898When the Earth gets more crowded, the oxygen will not be enough to supply to all the man-kind.
) u( u% K. q0 w4 [公仔箱論壇AT a result, I think human will never going to reach that point.