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  • ENVIRONMENT: Antarctica: Big Melt: Scientists investigate ice formations to predict possible climate changes

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ENVIRONMENT: Antarctica: Big Melt: Scientists investigate ice formations to predict possible climate changes

Antactartica's ice is providing clues to scientists of what kinds of patterns global warming may take in the future. Inside the permafrost ice are tiny bubbles of air millions of years old, which tell scientists how Antarctic ice ages have come and gone.

ITN Source | January 16, 2007Watch more videos from ITN Source

Tags:. .tell. .changes. .air. .source. .millions











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