Greenland goes green. Ice sheet melted in four days
Description
On July 8, 2012, NASA satellite imagery showed about 40 percent of Greenland's top ice layer had begun its summer thaw. By July 12, only four days later, 97 percent of the ice had thawed. Margaret Warner asks NASA's Thomas Wagner for a scientific explanation of the massive change.
Runtime
8 min
Series
Subjects
Geography
Genre
Date of Publication
2012
Database
Alexander Street
Direct Link
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