Earth Day Crossword

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Across
  1. 3. - To use something again.
  2. 4. - To look after something, like our planet.
  3. 5. - Our home planet.
  4. 8. - To use less of something to make less waste.
  5. 9. - To keep safe from harm.
  6. 10. - Decayed organic material used as plant fertilizer.
  7. 11. - A container where we put recyclables.
  8. 12. - Not dirty; what we want our air and water to be.
Down
  1. 1. - A tall plant that helps clean the air.
  2. 2. - A material made from trees that can be recycled.
  3. 6. - To do our part to save the environment.
  4. 7. - A material that can be recycled, like water bottles.
  5. 8. - To turn old trash into new products.