Better start building housing, Los Angeles, because it’s about to get dense(r) around here, say some new numbers out from Bloomberg (via Gizmodo), which predict that great LA will be the densest urban area in the US in 2025 with an estimated 6,450 people per square mile and a projected total population of nearly 15.7 million (the population per square mile was 4,662 in 1995). Read full article.