Core samples from Antarctica tell a fascinating story about how the Earth's climate has changed over thousands of years. Discovery News' James Williams digs into the details.
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Earth: Polar Drilling Yields Climate Clues
Core samples from Antarctica tell a fascinating story about how the Earth's climate has changed over thousands of years. Discovery News' James Williams digs into the details.
Added: Feb 8, 2010
Views: 3225 Views
Runtime: 03:02
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