What are the biggest contributors to global warming?

Related questions

1. How do CFCs destroy the ozone layer?
2. Is CFC heavier than air?
3. Do we still use CFCs?
4. Where on earth is the ozone layer thinning?
5. Why are CFCs banned?
6. Is CFC gas harmful to humans?
7. What country is the largest contributor to greenhouse gases?
8. What are the 6 greenhouse gases?
9. Do CFCs deplete ozone?
10. What is being done about CFCs?

Tags

1. #agriculture
2. #nitrous
3. #carbon
4. #percent
5. #contributor
6. #under
7. #third
8. #agricultural
9. #largest
10. #emissions
11. #total
12. #sector
13. #global
14. #methane
15. #dioxide
16. #oxide
17. #accounting