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NASA says sea ice at record lows on both poles

Our poles are melting.The combined Arctic and Antarctic sea ice numbers were at their lowest point in March 2017 since satellites began to continuously measure sea ice in 1979.NASA says the poles have lost sea ice larger than Mexico during this period.Total polar sea ice covered 16.21 mn sqkm which is 2 mn sqkm less than the average global minimum extent for 1981-2010.