September 21, 2012

Arctic Ice: You Used to See It, Now You Don't

The Economist, The Economist


AP Photo

IN 2007 climate scientists were shocked when the regular summer retreat of the Arctic’s sea ice went far farther than they had ever seen before. In the spring of that year ice covered just under 15m km2 (5.8m square miles) of ocean—an area 90% as big as Russia. By mid-September, when it reached its minimum, there were just 4.17m km2 left.

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TAGGED: Arctic Ice, Climate Change, Melting Glaciers

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