How often do ice ages occur?

Related questions

1. Are Sharks older than dinosaurs?
2. Do humans share 50 DNA with bananas?
3. How did humans survive during the ice age?
4. Will there be another ice age?
5. Will there ever be another ice age?
6. How many ice ages have we had?
7. How much of the Earth was covered in the last ice age?
8. What are the 5 major ice ages?
9. What triggers an ice age?
10. Can an ice age happen again?

Tags

1. #fully
2. #every
3. #science
4. #explained
5. #occurs
6. #feedback
7. #struggled
8. #explain
9. #years
10. #climate
11. #summary
12. #effects