There's actually a near-infinite amount of land.
We just haven't yet gotten to the point where we can access any of the land not on this planet.
We just haven't yet gotten to the point where we can access any of the land not on this planet.
Even using the ocean as a fresh water source — which is right here on earth — is a challenge with significant hurdles to overcome.
Even with near infinite land it will presumably be a long, long time before common people can set out into this new frontier and carve out anything like a familiar, safe, let alone comfortable life.