english: Because we've only doubled the population of the Earth since the 1960s -- a little more than doubled -- but we have 6.7 billion people in the world, and we all like to consume.
non_english: Want we hebben de bevolking op Aarde verdubbeld sinds 1960 - iets meer dan verdubbeld. We hebben 6.7 miljard mensen in de wereld. We willen allemaal consumeren.