See: "DON'T PANIC — Hans Rosling showing the facts about population"
https://www.youtube.com/watch?v=FACK2knC08E This video demolishes many common misunderstandings about world population growth, fertility, and the situation in the third world. Things are probably better than you think. The discussion of energy starts around minute 51, but I recommend you see the rest of the video. This discussion of energy shows how vitally important cold fusion will be if we can make it work. I am adding Japanese subtitles to this video, in crowd sourced volunteer effort. If you do not have time to see this, here is a short similar video, which does not mention energy: https://www.youtube.com/watch?v=OwII-dwh-bk - Jed
