there is no such thing as over population, earth can easily take another 4-5 billion, ppl just need to accept a different standard of living.
i mean the entire worlds population fits into a space about the size of rhode island. (
source) that leaves ample living room, taking up things like under water farming, desert farming, insect farming plenty of ways to overcome shortages.
I don't know where ppl get this bullshit idea that we are on the brink of capacity from. lets face it the OPs entire point rests of the fact that he thinks hes running out of ball bag room when he sits down.