div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=ice-age-america-presentationhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Ice age america presentation loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader038vdocumentsnetreader038viewer202211031555ccbea8bb61eb826c8b4646html5thumbnails1jpg width=140 height=200 divpCarl LeyIce Age AmericaDigital Illistration 2013pdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=ice-age-america-presentationhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Ice age america presentation loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader038vdocumentsnetreader038viewer202211031555ccbea8bb61eb826c8b4646html5thumbnails2jpg width=140 height=200 divpPreliminary Studypdiv