/tags/population-question-of-the-day-united-nations population question of the day united nations en-US Copyright Mon, 31 Oct 2011 11:17:43 GMT /news/2011-10-31/are-you-worried-about-the-growing-population The United Nations Population Division is using October 31 as the "symbolic date" for the world's population hitting seven billion. Are you worried about… Mon, 31 Oct 2011 11:17:43 GMT /news/2011-10-31/are-you-worried-about-the-growing-population admin