What was once considered the most stable glacier in the Patagonia region is experiencing ice loss at rates far greater than previously thought.

Glaciar Perito Moreno was once considered a rarity: one of Patagonia’s only stable glaciers. But scientists have found the ...

New research reveals that an inconic Argentine glacier is undergoing its most significant retreat in a century.

Argentina's iconic Perito Moreno glacier, one of Patagonia's top tourist attractions, is entering a phase of rapid retreat ...

Chunks of ice break off the Perito Moreno Glacier, in Lake Argentina, at Los Glaciares National Park, near El Calafate, in Argentina's Patagonia region, Thursday, March 10, 2016.

The Perito Moreno Glacier, named for a 19 th -century explorer, is currently 19 miles long and rises an average height of 240 feet above the water.

Chunks of ice break off the Perito Moreno Glacier, in Lake Argentina, at Los Glaciares National Park, near El Calafate, in Argentina's Patagonia region, Thursday, March 10, 2016.