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Mercury in seafood: Where does it come from?
Yes, there is water on Mercury, but there is also mercury in the water. Lots of it.

In fact, according to a giant new report called “Sources to Seafood: Mercury Pollution in the Marine Environment,” mercury pollution near the ocean’s surface has more than doubled as a result of human activities over the last century.

That mercury is largely invisible to most of us — invisible as it makes its way into fish and other wild seafood and largely invisible in our bodies when we eat that seafood. That is, until it causes major cognitive or developmental issues in babies born to women who have been exposed.

Of course, these days, most women of childbearing age are told to be cautious about the kinds of fish that are high in mercury (mainly top-of-the-food-chain species, such as tuna, swordfish, and shark). But how often do we hear about where it originates (that is, unless you’re a regular reader of Grist’s David Roberts)?
read more: http://grist.org/food/mercury-in-seafood-where-does-it-come-from/

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