Environment

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Across
  1. 3. turn old materialsinto something new
  2. 5. keep something safe from har
  3. 8. change long-term changes in the weather
  4. 9. from solid to liquid
  5. 10. a person or factory that makes environment dirty
  6. 12. can hurt you
  7. 14. make the environment dirty
Down
  1. 1. plants and animals living in nature
  2. 2. make something smaller or less
  3. 4. related to protecting nature
  4. 6. dirty air, land or water caused by humans
  5. 7. use something again instead throwing it away
  6. 11. the study how living being interact together
  7. 13. too many people in one place