Environmental Issues
Across
- 5. a form of air pollution in cities
- 6. damages crops
- 7. waste
- 9. the effect trapping gases in the atmosphere
- 10. cutting down rainforests
Down
- 1. disappear forever
- 2. variety in species
- 3. the earths atmosphere heats up
- 4. in danger of disappearing forever
- 8. an important layer in the atmosphere