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News From the Field

Toxic Mercury, Accumulating in the Arctic, Springs From a Hidden Source


May 21, 2012

the Lena River delta Environmental scientists at Harvard University have discovered that the arctic accumulation of mercury, a toxic element, is caused by both atmospheric forces and the flow of circumpolar rivers that carry the element north into the Arctic Ocean. While the atmospheric source was previously recognized, it now appears that twice as much mercury actually comes from the rivers. Full Story

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Harvard University

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