Across
- 3. the environment
- 8. air pollution
- 10. reflorestation
- 11. weather forecast
- 12. global warming
- 13. endangered species
Down
- 1. nature reserva
- 2. greenhouse effect
- 4. extreme temperatures
- 5. natural disasters
- 6. deforestation
- 7. climate imbalance
- 9. the ozone layer