Glacier Timeline

Eon

2500000000 bc - 541000000 bc
541000000 bc - 0

Era

2500000000 bc - 1600000000 bc
1600000000 bc - 1000000000 bc
1000000000 bc - 541000000 bc
541000000 bc - 252000000 bc
252000000 bc - 66000000 bc
65000000 bc - 0

Period

2500000000 bc - 2300000000 bc
2300000000 bc - 2050000000 bc
2050000000 bc - 1800000000 bc
1800000000 bc - 1600000000 bc
1600000000 bc - 1400000000 bc
1400000000 bc - 1200000000 bc
1200000000 bc - 1000000000 bc
1000000000 bc - 850000000 bc
850000000 bc - 635000000 bc
635000000 bc - 541000000 bc
541000000 bc - 485400000 bc
485400000 bc - 443400000 bc
443400000 bc - 419200000 bc
419200000 bc - 358900000 bc
358900000 bc - 298900000 bc
298900000 bc - 252200000 bc
252200000 bc - 201300000 bc
201300000 bc - 145000000 bc
145000000 bc - 66000000 bc
66000000 bc - 23030000 bc
23030000 bc - 2588000 bc
2588000 bc - 0

Epoch

359000000 bc - 323000000 bc
323000000 bc - 299000000 bc
299000000 bc - 270000000 bc
270000000 bc - 260000000 bc
260000000 bc - 252000000 bc
252000000 bc - 247000000 bc
247000000 bc - 235000000 bc
235000000 bc - 201000000 bc
201000000 bc - 176000000 bc
176000000 bc - 161000000 bc
161000000 bc - 146000000 bc
146000000 bc - 100000000 bc
100000000 bc - 66000000 bc
66000000 bc - 56000000 bc
56000000 bc - 33900000 bc
33900000 bc - 23000000 bc
23030000 bc - 5332000 bc
5332000 bc - 2588000 bc
2588000 bc - 11700 bc
11700 bc - 0

Glacial History

2400000000 bc - 2100000000 bc
800000000 bc - 635000000 bc
460000000 bc - 430000000 bc
359000000 bc - 318000000 bc
318000000 bc - 299000000 bc
2580000 bc - 0
478000 bc - 424000 bc
200000 bc - 130000 bc
85000 bc - 11000 bc

Event

2400000000 bc
700000000 bc
250000000 bc - 65000000 bc
250000000 bc
30000000 bc
15000000 bc
4000000 bc
3000000 bc
1000000 bc
100000 bc
20000 bc - 18000 bc
15000 bc - 10000 bc
10000 bc - 0

North american Glaciations