A History of Ice Ages and Their Causes

Over the last 800,000 years, Earth has been through 11 major ice ages. Is another on the way? Curated/Reviewed by Matthew A. McIntoshPublic HistorianBrewminate Introduction An ice age is a long period of reduction in the temperature of the Earth’s surface and atmosphere, resulting in the presence or expansion of continental and polar ice sheets and alpine glaciers. Earth’s climate alternates[…]

What a Deer Tooth Necklace Says about Our Ice Age Ancestors

About 19,000 years ago in southwestern France at a site called Saint-Germain-La-Rivière, an adult woman dies and is prepared for burial by members of her society. Ice Age Europe, approximately 20,000-13,500 years ago; a period known as the Magdalenian. The climate is gradually ameliorating after glaciers and cold temperatures reached their height in the Last[…]