By 2030, all 150 glaciers in Glacier National Park will vanish. See their shocking disappearance over time: http://on.msnbc.com/1GjOTXh | By MSNBC | Facebook
List of glaciers in the United States - Wikipedia
Avant et après: Chaney Glacier (1911 & 19 août 2005)
Chaney Glacier in Glacier National Park, circa 1910. Image 3 of 6. | U.S. Geological Survey