Friday, March 21 marks the inaugural World Glacier Day, an international observance established by the United Nations to raise awareness about the rapid retreat of glaciers worldwide.

At the southern tip of Glacier National Park in Southern Patagonia sits one of the region's most magnificent glaciers, Perito Moreno. Unlike 95 percent of Earth's glaciers that are gradually ...

While there are no definitive studies showing significant changes in Perito Moreno, experienced guides like Pacheco report a visible decline in the glacier's ice. The glacier’s famous ice dam ...

EL CALAFATE, Argentina (AP) — A creak, a thunderous roar, and then the plunge: Argentina’s Perito Moreno Glacier calves several times a day, as hundreds of visitors strain to see which side it ...