Melting of ice caps

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Across
  1. 1. Ice cap's winter covering
  2. 2. Ocean's water level increase
  3. 4. Major gas causes greenhouse effect
  4. 5. What makes ice caps melt
  5. 8. Planet's protective layer
Down
  1. 1. Renewable energy source
  2. 3. Animal that lives in the Arctic
  3. 6. Climate change awareness month
  4. 7. Frozen water form
  5. 9. Season when ice melts