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Meltdown: Inside Out

This article is more than 12 years old.

With Earth Day tomorrow, climate scientists will be trying to explain many changes global warming may bring.

Ten percent of the earth's surface is covered in ice...and it's melting.

Science reporter Daniel Grossman joined one scientist on an expedition to a tropical mountain glacier, the Quelccaya Ice Cap in the Andes mountains of Peru.

This program aired on April 21, 2008. The audio for this program is not available.

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