After analyzing 50 million laser measurements from a NASA satellite, British scientists at the British Antarctic Survey (BAS) have painted a frightening picture for Greenland and Antarctica, with ice sheets melting at extreme rates. While the fact that polar ice is melting

is not breaking news, the rate at which it is receding, and the method for gathering the technology is surprising. … Read the full story on TreeHugger

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NASA Satellite Laser Images Reveal Extreme Polar Melting