For a dramatic international comparison, consider that the 15th-20th largest cities in China already have populations of greater than 7M: double this forecast to be reached over the next decade in America's 3rd Largest urban area<p><a href="https://en.wikipedia.org/wiki/List_of_urban_agglomerations_in_China" rel="nofollow">https://en.wikipedia.org/wiki/List_of_urban_agglomerations_i...</a>