unidad 3 leccion 1

1234567891011121314151617
Across
  1. 2. clean air
  2. 3. ozone layer
  3. 4. garbage container
  4. 5. responsibility
  5. 8. climate
  6. 10. flood
  7. 14. greenhouse effect
  8. 15. planet
  9. 17. deforestation
Down
  1. 1. oil
  2. 3. endangered species
  3. 6. biodiversity
  4. 7. drought
  5. 9. pollution
  6. 11. natural resource
  7. 12. environment
  8. 13. risk
  9. 16. erosion