15.The case of Comet versus the City of Los Angeles.
Originated in: Space; approximate cost: $1 trillion* (L.A. GDP)
At 502 square miles, Los Angeles, California, is one of the biggest cities in the United States. Thanks to its several industries—including tourism and entertainment, which is its most well-known industry—it boasts a $1 trillion GDP.
Comet against Los Angeles City, @boredpanda/Pinterest
When placed side by side, the city of Los Angeles is dwarfed by some comets, which can measure thousands of square miles in size. The planet would very certainly end in destruction should a comet of this size collide with Earth.
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