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The Ross and Filchner-Ronne ice shelves are the two largest floating slabs of ice on the planet, and by the usual reading they are the least troubled. Their summers are cold, their surfaces stay…
Watch a fresh iceberg roll over in Greenland's Ilulissat Icefjord and, for a while, it wears two colors. The part that rode above the waterline is the flat white of ordinary glacier ice. But the…
The two-year slowdown in Antarctica's ice loss that began in 2021 was driven by an atmospheric link to unusually persistent warmth in a tropical patch of ocean known as the warm pool, not by the…
Intense storms crossing the edge of the world's sea ice push the ice's yearly growth and melt further in both directions, and on balance they raise the global annual mean sea-ice area by 13%, Claire…
High in Nepal's Shorong region sits a glacier that scientists have been watching longer than almost any other in the Himalayas. It has no famous name, only a code from an old survey: AX010. For…
Rarely does nature set up its own controlled experiment. At Qooqqup Sermia, in the fjord country south of Narsarsuaq, it has done exactly that. A single stream of ice flows down from the interior and…
Spring in the Altai arrives as a boundary moving down through the soil. The frozen layer that has held since autumn softens from the top, water becomes available to roots, and whatever grows there…
For most of the second half of the twentieth century, Greenland did something the rest of the planet was not doing. It got colder. While global mean temperature climbed, the annual mean at the…
In the summers of 1936 and 1938, two Norwegian expeditions led by the geologist Adolf Hoel flew cameras over Svalbard and came home with 5,507 photographs. They were taken to make maps. Twenty-six…