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12 Cards in this Set
- Front
- Back
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what made great lakes go from oligo to eutrophic
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European settlement
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where are many pollutants of Great Lakes coming from
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atmosphere
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what percent of world's fresh water is trapped in polar ice caps
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75
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how has walruses impacted shipping routes
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b/c of change in temp, they populate more on shorelines, opening up shipping routes (5)
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What is the Northwest Passage
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water route through islands of N. Canada, connecting Atlantic to Pacific Ocean; shipping route b/w Asia and Europe
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how many routes through NW passage
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5
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Whats up in the Arctic?
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oil, gas, minerals, fish, freshwater in ice, shipping routes
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Claims on Arctic water
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1999 - canada claims extreme arctic
1924 - US claim N. Pole as underwater continuation of Alaska 1926 - Soviet Union claims waters north of its coast |
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How is Canada going to enhance surveillance of its arctic claims (4)
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acquiring nuclear submarines
increasing icebreaker capabilities developing underwater listening posts having mandatory requirement for advance notice from all vessel |
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What water body has Canadian and US claims
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Beaufont Sea
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what is the first principle of Arctic Sovereignty
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Use it or Lose it
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how does Canada plan to use its Arctic territory
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airspace, subsurface, surface
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