Chromegrids

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Across
  1. 5. air pollution is caused by
  2. 7. largest planet in solar system
  3. 8. 21% of atmosphere
  4. 9. weather conditions for long time
Down
  1. 1. most common storm
  2. 2. dwarf planet
  3. 3. vultures are
  4. 4. nearest planet
  5. 6. product of photosynthesis
  6. 8. three-forth of Earths Surface