Since the 1990s, the Greenland Ice Sheet has been seriously out of balance. Just as in the past, every year the snowfall there forms about 730 billion tonnes of new ice. But at the same time, Greenland [...] Greenland is losing nearly 995 billion tonnes of ice each year, as reported in an article in the journal Nature, prepared by 89 researchers, who combined data from eleven different satellites. Accordingly, since [...] Greenland has lost approximately 3,800 billion tonnes, and the meltwater produced has raised the global sea level by more than a centimetre.