light pollution lightpollutionmap.info interactive world light pollution map. the map uses noaa/eog viirs, world atlas 2015, aurora prediction, observatories, clouds and sqm/sqc overlay contributed by users. Category:photography Global Rank:32,340 visits:518.8K pages/Per:43.2 darksky.org Category:astronomy Global Rank:289,897 visits:155.4K pages/Per:2.8 ADS