Ice Ages with Tas Van Ommen (168) Rpt

<p><span style="font-size: 10pt;">We are officially in an interglacial period - between ice ages. Dr Karl talks with Australian Glaciologist Dr Tas van Ommen about the times when Ice sheets were a kilometre thick. What caused them and how long did they last. Understanding our climate history is our best chance for anticipating its earth's future. Recorded in Antarctica</span></p>