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Antarctica's Larsen C ice shelf is about to lose an iceberg the size of Delaware. Scientists gathering in the U.K. are scratching their heads about why it's cracking off.
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At 600,000 square miles, the sanctuary covers an area twice the size of Texas and is known as polar "Garden of Eden." This unanimous agreement is the result of years of negotiations.
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Researchers say the ice is melting more quickly than they've ever seen. They think it's because warm water is circulating under the ice shelf, and that the melting process appears to be irreversible.
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http://stream.publicbroadcasting.net/production/mp3/kplu/local-kplu-947783.mp3If an iceberg cracks in Antarctica and no one's there to hear it, does it…