Tidewater North America Arctic ice cap glaciers form in and South forms the St. Elias America join at Mountains Panama allowing migration of animals. Pleistocene Epoch Glaciers start to Glacial Erosion on begins. A period of advance in the N. land in S. Alaska global cooling Hemisphere; becomes more begins North Cordilleran intense ice sheet advances over S. Alaska and Pacific Northwest
Tidewater glaciers form in the St. Elias Mountains North America and South America join at Panama allowing migration of animals. Arctic ice cap forms Pleistocene Epoch begins. A period of global cooling begins Glaciers start to advance in the N. Hemisphere; North Cordilleran ice sheet advances over S. Alaska and Pacific Northwest Glacial Erosion on land in S. Alaska becomes more intense
miocene_timeline_cards_final.docx