New Scientist: See Canada's glaciers while you still can. Their melting is irreversible, according to projections based on real-world data and validated by satellite images.
By the end of the century, a fifth of the Canadian ice sheet - the world's third largest - could be gone for good, raising average global sea levels by 3.5 centimetres.
If the whole ice sheet melts, it would raise the global sea level by about 20 centimetres, a fraction of the 70 and 7 metre rises expected respectively if Antarctica and......
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The melting of Canada’s glaciers is irreversible
Posted by Washington Post: Juliet Eilperin on March 8th, 2013
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