|
gptkb:Glaciations_of_North_America
|
gptkb:Illinoian_glaciation
|
|
gptkb:Glaciations_of_North_America
|
gptkb:Wisconsin_glaciation
|
|
gptkb:Glaciations_of_North_America
|
gptkb:Nebraskan_glaciation
|
|
gptkb:Pleistocene_epoch
|
at least four
|
|
gptkb:The_Great_Ice_Age
|
Günz, Mindel, Riss, Würm in Europe
|
|
gptkb:Cenozoic_glaciation
|
Holocene glaciation
|
|
gptkb:Glaciations_of_North_America
|
gptkb:Kansan_glaciation
|
|
gptkb:Cenozoic_glaciation
|
Late Cenozoic Ice Age
|
|
gptkb:The_Ice_Age
|
at least four
|
|
gptkb:Cenozoic_glaciation
|
gptkb:Pleistocene_glaciations
|
|
gptkb:The_Great_Ice_Age
|
at least four in North America
|