Fire and Ice

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Across
  1. 2. the first way the world could end
  2. 4. the author's feeling regarding both possible world ends; would _
  3. 6. synonym for ruination
Down
  1. 1. tasted _
  2. 3. the second way the world could end
  3. 5. emotion the author is familiar with
  4. 7. number of times the world could perish