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Which is greater: the average concentration of plastic in the world's oceans, or the average concentration of uranium in the human body?
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Based on estimates from two scientific journals (PNAS & PLoS), the concentration of plastic in the world's oceans is about 0.00000000002% of the mass of the oceans. The average concentration of uranium in the human body is 400,000% higher than this. More details about these figures are provided in the documentation below.
DocumentationPlastic in the Oceans
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