Are greenhouses bad?

Related questions

1. What is the effect of CFC on Ozone Layer?
2. How are CFCs harmful?
3. Why are CFCs damaging?
4. What are the 4 main greenhouse gases?
5. How big is the hole in the ozone layer 2018?
6. What do chlorofluorocarbons do?
7. What replaced CFCs used as a refrigerant?
8. What does co2 do to the atmosphere?
9. Do refrigerators still use CFCs?
10. What is CFC and HFC?

Tags

1. #label
2. #temperature
3. #earth
4. #while
5. #gases
6. #natural
7. #certain
8. #understand
9. #regulate
10. #people
11. #greenhouse
12. #evolved
13. #therefore
14. #associate
15. #effect
16. #warming
17. #global
18. #because
19. #these