print email comment close Ice Ages URL: http://www.museum.state.il.us/exhibits/ice_ages/ Description: This exhibit answers basic questions about the Ice Ages, which are "intervals of time when large areas of the surface of the globe are covered with ice sheets (large continental glaciers)." Includes a video clip depicting the retreat of glaciers in North America. From the Illinois State Museum. Publisher: Illinois State Museum Library of Congress Subject Headings: Climatic changes Glacial epoch Glaciers LII Database Information: Record 7819 created by Sybil Finemel on 11/16/2003 Last modification on 11/18/2003 Published: 11/16/2003   Funding agency: California State Library LII Item ID: http://lii.org/cs/lii/view/item/7819