General : Blue glacial ice.

Glacial ice often appears blue as in this picture of the Alaskan Mendenhall glacier from May 2011. The reason is that

Blue Glaciers, Blue Icebergs and the Antarctic Museum of Modern

Premium Photo General view of the perito moreno glacier in argentina

Blue-ice area - Wikipedia

Why Are Glaciers Melting from the Bottom? It's Complicated

Why is the Ice Blue? In Glacier Bay (U.S. National Park Service)

Glacier Bay Alaska 2007, Ice has been a major force in the …

Blue iceberg - Wikipedia

Antarctica and Greenland melting three times faster than in early

Blue glacial ice (Southern Patagonian Ice Field, Torres de…