COSEE Ocean Systems: News
West Antarctica Warming Began 2,000 Years Earlier Than Thought, Linked to Changes in Earth Orbit
Description: For more than a century scientists have known that Earth's Ice Ages are caused by the wobbling of the planet's orbit, which changes its orientation to the Sun. The Northern Hemisphere's last Ice Age ended about 20,000 years ago, and most evidence has indicated that the Ice Age in the Southern Hemisphere ended about 2,000 years later. But a new study shows that Antarctic warming began 2,000 - 4,000 years earlier than previously thought. [Source: Sci-News]
Availability: Full Text
Source: Sci-News
Publish Date: 8/15/2013
Reading Level: Basic
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