MagazineSep 25, 2018
A team of NASA scientists travel to Greenland to understand how warming oceans are melting the island's ice from below.
Tabular icebergs float in the Sermilik Fjord after a large calving event at the Helheim glacier near Tasiilaq, Greenland, June 23, 2018. This portion between the glacier front and the open ocean is known as the "melange" and is filled with ice, snow and icebergs packed together on their way to a fjord and later the ocean. LUCAS JACKSON/REUTERS