What happened to the ozone hole?

Related questions

1. Why are CFCs used as aerosol propellants?
2. What is the largest contributor to greenhouse gases?
3. What is the current composition of the Earth's atmosphere?
4. Why ozone hole is over Antarctica only?
5. Is CFC poisonous?
6. What did the Montreal Protocol prohibit?
7. What does co2 do to the atmosphere?
8. What produces CFC?
9. Does co2 destroy the ozone layer?
10. What are examples of CFCs?

Tags

1. #announced
2. #survey
3. #british
4. #1970s
5. #layer
6. #reported
7. #ozone
8. #world
9. #antarctic
10. #technically
11. #antarctica
12. #substantial
13. #opening
14. #discovery
15. #since
16. #every
17. #scientists
18. #shocked
19. #thinning
20. #spring