Earth Day Cross Word Puzzle

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Across
  1. 4. The natural world
  2. 6. No longer existing
  3. 7. Community of organisms
  4. 9. Can be made again
Down
  1. 1. An animals home
  2. 2. Reusable material
  3. 3. Gas surrounding Earth
  4. 5. Not man made
  5. 8. Relating to the sun