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Sea expedition helps unravel why mercury levels are so high in the Arctic
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phys.org

Sea expedition helps unravel why mercury levels are so high in the Arctic

Mercury (Hg) is a naturally occurring element found across the globe, yet it becomes highly toxic as it accumulates up the food chain. Pollution from human activities has pumped increasing amounts of mercury into the atmosphere, and for reasons that are not well understood, the Arctic region has significantly higher levels of mercury, despite having a relatively sparse population and less pollution.
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