There is a high sediment mercury levels in Artic which is more prone for pollution in the region, a recent study has revealed.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/high-sediment-mercury-level-artic-study
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/business-standard-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mercury
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/atmosphere
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pollution
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/industrial
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/atmosphere-and-ozone-layer