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  • Looking down at a Geothermal vent on Whakaari/White Island.
    Rights: James Shook, CC BY 2.5 Published 18 June 2008 Size: 400 KB Referencing Hub media

    Geothermal hot springs, such as this vent on White Island, can form deposits of heavy metals. These heavy metals can become pollutants when they are exposed by weathering or by mining processes.

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