Artist Ian Wojtowicz created this map by mashing together two existing portrayals of the world, NASA's The Earth at Night and Facebook's Friendship Map. By "subtracting" the Facebook map (blacked out areas) from the NASA map, Wojtowicz reveals the parts of the world that are lit up at night but are not linked in to the global social network of Facebook. They appear in bright yellow, in places such as Russia, the Northeast of Brazil, China, Japan, and parts of the Middle East.
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Image: Ian Wotjowicz.
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