Seasoned demography geeks know to anticipate the release of the UN Population Division’s World Population Prospects in the spring of odd-numbered years. An off-cycle update published last month in Science, summarizing new results and methodological changes to the projections, therefore provoked a buzz of interest and a mini-flurry of media coverage. Narrower ranges may allow … Continue reading UN Further Refines Population Projections: 80 Percent Probability of 10-12 Billion People by 2100