Earth day

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Across
  1. 2. Its a planet that's third planet in solar system.
  2. 4. Its a thing that is being when earth was made.
  3. 6. the richest person.
  4. 7. Its a gas that harm earth.
Down
  1. 1. They are egg given animal.
  2. 3. They are responsible for pollution are cutting.
  3. 5. they are most important living being .