There are secrets in Antarctica. You can sense them from thousands of miles away.
And they are starting to come out.
A giant crack in the ice has freed an iceberg the size of a small U.S. state, and it will ignite the climate change/global warming debate; but this change will also offer unique perspective on the geological history that has never before been known. Ice is accumulating rapidly in one part of the continent, but melting in the other.
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