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Description
Travel back in time and go face-to-face with the most ferocious animal giants of the Ice Age. Animals such as the saber-toothed cat, the short-faced bear, and the dire wolf. Brings these lethal creatures to life in a startling portrait of their wild existence and puzzling extinction in the ancient Americas. Learn how these remarkable creatures wielded power over the prehistoric kingdom's largest beasts and how they disappeared. Find out why their...
Description
"Arctic ice is melting, sea levels are rising and glaciers are shrinking at alarming rates. The Earth is getting unmistakably warmer. But is this vast potentially catastrophic climate change the result of human behavior? Or is it simply the Earth's natural cycle of warming and cooling periods that have occurred since the planet formed? The History Channel offers an in-depth study of the science behind this controversial hot-button issue" --dvd container....