Across
- 7. the contamination humans release into the environment by growing and raising livestock etc
- 8. a source of energy that uses natural factors
- 10. chemicals destroying the ozone layer
- 11. highest percentage of atmospheric gas
- 12. layers of the atmosphere
- 13. a change in usual weather
- 15. highest percentage of greenhouse gases
Down
- 1. naturally present in the atmosphere
- 2. sources of energy like coal,oil,and natural gas
- 3. a mix of events that happen daily in our atmosphere
- 4. a natural process that warms the earth
- 5. protection against harmful UV rays
- 6. in an intense heating of Earths climate cause by greenhouse gases
- 9. atmospheric layer where most water and weather occur
- 14. a gas produced by cows