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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9 T2 \9 N  ^: ]
Eventually, there will not have enough space for people to stand. 公仔箱論壇& v6 D1 V3 l) y0 J
Oxgyen supply will become a critical problem of building a 2000 floor building.
3 \# u7 R7 P* G$ r- K2 P$ r/ V2 r+ TWhen the Earth gets more crowded, the oxygen will not be enough to supply to all the man-kind.
# t. ~7 K9 L8 y& f0 }- U' z公仔箱論壇AT a result, I think human will never going to reach that point.