On one hand NASA calls it ‘unprecedented’ and in the same breath they acknowledged that it happened last in 1889. It seems all what NASA was trying to say it is ‘unprecedented’ from the point of merely satellite data which was available only from 1979—for a period of 32 yearsRead more: http://moneylife.in/article/nasas-greenland-ice-complete-meltdown-claim-the-scientific-hoax-of-the-year/27376.html