In this week's Maphead, Ken Jennings explores Valeriepieris circle, a 2,500-mile radius in Asia that contains half the world's humans. The earth's population is not spread out equally over its service, as you probably know. The population density of Greenland, for example, is just 0.1/sq.
https://www.cntraveler.com/story/more-than-half-the-worlds-population-lives-inside-this-circle
https://www.cntraveler.com/story/more-than-half-the-worlds-population-lives-inside-this-circle