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How much would it cost to buy the ocean? - Astrid J. Hsu

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Surveying his vast domain, Poseidon considers retirement. What if someone else donned the coral crown so he could spend his immortality harmonizing with whales and cozying up to hydrothermal vents? Poseidon decides he needs to prioritize himself for once. So, he summons his accountant and asks: how much could he sell the ocean for? Astrid J. Hsu conducts a financial analysis of our oceans’ worth.

Which of the goods and services that people receive from the ocean do you think are the most important and most at risk?

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