Cold Places and Things

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Across
  1. 4. Permanently frozen ground
  2. 5. World's largest island
  3. 7. Coldest U.S. state
  4. 9. Severe snowstorm
Down
  1. 1. Treeless frozen plain
  2. 2. Mass of floating ice DEAD AHEAD!
  3. 3. World's coldest continent
  4. 4. Arctic predator with white fur
  5. 6. Slow-moving river of ice
  6. 8. Below freezing