The Younger Dryas Period: The History of the Earth's Drastic Climate Change at the End of the Pleistocene Era

From about 12,900 to 11,700 before present (BP), near Ice Age conditions returned to the Northern Hemisphere of the planet. It was a sudden shift from the warm temperatures that had prevailed for nearly 2,000 years. This period is referred to by archaeologists, geologists, and earth scientists as the Greenland Stadial, but it is more commonly known as the Younger Dryas. The Younger Dryas marked the end of the last glacial period, the end of the Pleistocene Era, and the beginning of the Hol...