Earth Day Crossword Puzzle

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Across
  1. 1. the thing most plants grow from.
  2. 3. what does it mean do be a good citizen of earth?
  3. 5. making sure there is not too much litter
  4. 8. a system where organisms all connect together.
  5. 9. beautiful things that clean the air.
Down
  1. 2. reuse things to make less trash.
  2. 3. an animals home
  3. 4. the thing that is all around us.
  4. 6. one of the main colors of nature.
  5. 7. one of the most harmful pollutants.