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3 days ago · ice age, any geologic period during which thick ice sheets cover vast areas of land. Such periods of large-scale glaciation may last several million years and drastically reshape surface features of entire continents. A number of major ice ages have occurred throughout Earth history.
1 day ago · Read science articles on the ice age, glaciation and climatology. Discover the connection between ice ages and global warming.
3 days ago · At least five major ice ages have occurred throughout Earth’s history. The earliest ice age happened over 2 billion years ago, while the most recent one began approximately 3 million years ago and is still ongoing. We are currently in a warm interglacial period that started around 11,000 years ago. Did ice ever cover the whole Earth?
4 days ago · The most recent ice age has been in effect for the past 2.6 million years, and at its peak (18,000 years ago) the ice sheets were almost 4,000 meters high. However, today only the ice sheets...
4 days ago · Little Ice Age (LIA), climate interval that occurred from the early 14th century through the mid-19th century, when mountain glaciers expanded at several locations, including the European Alps, New Zealand, Alaska, and the southern Andes, and mean annual temperatures across the Northern Hemisphere.
5 days ago · How the Denisovans Survived the Ice Age. A trove of animal bone fragments from a cave on the Tibetan plateau reveals how Denisovans thrived in a harsh climate for over 100,000 years. Share full ...
5 days ago · The Cisuralian age is based on a U–Pb SHRIMP date (272 ± 1.8 million years ago (Ma), Roadian) of the uppermost beds of the unit 14 and the age of the underlying unit (Artiskian, about 285 Ma ...
