Europe's record heatwave threatens Greenland ice sheet
Updated: 2019-07-31 10:33
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Nullis cited data from Denmark's Polar Portal, which measures the daily gains and losses in surface mass of the Greenland Ice Sheet.
"In July alone, it lost 160 billion tonnes of ice through surface melting. That's roughly the equivalent of 64 million Olympic-sized swimming pools. Just in July. Just surface melt - it's not including ocean melt as well."
