Map of nighttime lights normalized by population

You’ve probably seen the composite map of lights at night from NASA. It looks a lot like population density. Tim Wallace adjusted the map for population, so that you can see (roughly) the areas that produce more light per person.

Adjusting NOAA nighttime lights for population reveals areas that create an outsized amount of light per person living there. pic.twitter.com/k91cGyWvLd

— Tim Wallace (@wallacetim) November 10, 2019