Why is the Aurora Green?

Related questions

1. Are Auroras dangerous?
2. Is Aurora The singer albino?
3. Can you see northern lights with naked eyes?
4. Can you see lights on Earth from space?
5. Can you see Northern Lights in Ireland?
6. Why was Aurora important in Greek mythology?
7. What nationality is Princess Aurora?
8. Is Aurora Borealis dangerous?
9. Was Rapunzel pregnant?
10. Can you see Northern Lights from plane?

Tags

1. #color
2. #occasionally
3. #aurora
4. #different
5. #oxygen
6. #purple
7. #borealis
8. #often
9. #nitrogen
10. #shows
11. #ranging
12. #colors
13. #compounds
14. #atmosphere
15. #reason
16. #green
17. #striking
18. #light