kio

but when it reach to that point, I believe the water level must rise up alot.os.tvboxnow.com0 H4 L$ W" ?* H- o9 g& J# u% C% ?6 Z
Eventually, there will not have enough space for people to stand.
1 o, N. e+ Y( V1 k$ \" kOxgyen supply will become a critical problem of building a 2000 floor building.公仔箱論壇3 I  V# `. w; c& s: y
When the Earth gets more crowded, the oxygen will not be enough to supply to all the man-kind.# C0 x! C( [$ l$ Y/ v* V
AT a result, I think human will never going to reach that point.