Sediment stations sampled by the MAREANO programme in the period 2006-2009. Source: www.mareano.no

Rationale: POPs, heavy metals (in particular Hg is of concern) and radionuclides are transported on a regional/ hemispheric/global scale. The Arctic is a sink region for these pollutants, where they may accumulate in biota and affect other parts of the ecosystems.

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