![]() Some indigenous peoples have a high exposure to these pollutants, primarily through their diet. mercury) are transported long distances through air and water, are deposited in the Arctic and bioaccumulate through the food chain. Persistent organic pollutants (POPs) and heavy metals (e.g. The Arctic has also been a bellwether for the impact of long-range transboundary air pollution, both regarding human health and how pollutants affect wildlife. According to the Arctic Climate Impact Assessment and the most recent assessment from IPCC, the warming rate is twice that of the global average, with predictions of further increases leading to substantial loss of Arctic sea ice and large-scale thawing of the permafrost. ![]() The Arctic is often referred to as the bellwether of global climate change.
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