On 31.10 to break the world population of the 7 billion mark. When I heard that, I first had to swallow. Just like Hans Rosling, whose TED Speech I would like to share today, I can still remember 1999 as the 6 billion mark was broken. Our geography teacher told us about them in school. At that time I was able to assess the impact of such developments do not quite, but somehow it had been 99 something frightening. Read More…