but when it reach to that point, I believe the water level must rise up alot.
. Y- P& ` O! e4 Y+ btvb now,tvbnow,bttvbEventually, there will not have enough space for people to stand. 5.39.217.77: h* f8 U) H( A; H" Z
Oxgyen supply will become a critical problem of building a 2000 floor building.tvb now,tvbnow,bttvb) g* h0 t9 ~* \. R
When the Earth gets more crowded, the oxygen will not be enough to supply to all the man-kind.
3 E: t. P* G( IAT a result, I think human will never going to reach that point. |