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|url=http://news.bbc.co.uk/1/hi/world/americas/6995999.stm
|title=Warming 'opens Northwest Passage'
|accessdate=2007-09-14 | work=BBC News | date=Setyembre 14, 2007}}</ref><ref name="Beeb"/><ref name="plain">[http://news.bbc.co.uk/2/hi/americas/6999078.stm BBC News "Plain Sailing on the Northwest Passage"]</ref><ref>{{cite web
|url=http://www.foreignpolicy.com/articles/2009/11/30/the_top_10_stories_you_missed_in_2009
|title=The Top 10 Stories You Missed in 2009: A few ways the world changed while you weren’t looking
|title=The Northwest Passage and Climate Change from the Library of Parliament—Canadian Arctic Sovereignty}}</ref><ref name="icefreearctic">{{cite web
|url=http://www.natice.noaa.gov/icefree/FinalArcticReport.pdf
|title=Naval Operations in an ice-free Arctic}} {{Dead link|date=Nobyembre 2010}}</ref>
 
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