[j. earl carter]

And if we do this and the 10 billion people have an additional 10 billion people then what do we do?

I know this wasn't the point you were making but:

The projections I've seen are that the word's population will top out at about 11 billion before starting a slow decline. We're at 7.7 billion now and no one is starving. There isn't any mass starvation on the horizon.

[GOPJ]

The projections I've seen are that the word's population will top out at about 11 billion before starting a slow decline.

Since having children is a mix of culture, incentives, politics and necessity - how were these numbers created?