environmental crossword

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Across
  1. 1. dioxide: produced through respiration and combustion
  2. 5. species: threatened
  3. 6. species: nature detectives
  4. 8. species: localized
  5. 12. species: non indigenous
  6. 13. warming: limate breakdown
  7. 14. gases: heat trapping
Down
  1. 1. :mediterranean
  2. 2. :thunder and lightning
  3. 3. species: indigenous
  4. 4. effect:glass ceiling
  5. 7. species: ecological engineers
  6. 9. change: environmental destruction
  7. 10. variation
  8. 11. known for its combustion