Spanish sustainability unit

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Across
  1. 3. glass
  2. 4. forest fires
  3. 10. recycle bin
  4. 12. carbon footprint
  5. 13. natural resources
  6. 15. plastic
Down
  1. 1. renewable energy
  2. 2. organic farming
  3. 5. emisiones
  4. 6. caution
  5. 7. oxygen
  6. 8. to preserve
  7. 9. petroleum
  8. 11. trash
  9. 14. air