Scientists Measure How Quickly Crucial Antarctica Glacier is Melting

Climate change's connections with the extreme heat and weather events in the U.S. and around the globe have been well established. But climate change is also having a measurable impact on a much slower-moving development: the loss of glaciers and the melting of the ice. Miles O'Brien brings us this update on a scientist's quest to chronicle what's happening with one of the most important glaciers.

Source | PBS NewHour