I found this pie chart interesting to really get a clear sense of where the world’s population stands at the moment divided up between the many nations. China and India account for almost half of all people on Earth so it’s not rocket science to assume that future growth is going to come from these two areas. Look how little Japan’s numbers are.

clipped from mrbarlow.wordpress.com There are?6,732,804,797 people in the world?(go?here?for an up to the minute number). And there are?1,329,244,816 people in China?(go?here?for an up to the minute number). That is A LOT of people!