11. About 13 billion dollars a year to the disease. 12. Stars have shined down on earth's life for billions of years. 13. - places that are home to more than two billion people. 14. And let's go back to Dan Etete and that $1 billion deal. 15. We're having trouble feeding six billion today. 16. That will be nine billion in just a few decades? 17. Look here, you see the seven billion people up there: 18. 1.6 billion dollars for television revenue over 10 years, 19. This represents more than a billion people. 20. ♫ We are 12 billion light-years from the edge ♫
