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Photos of Melt: Glaciers Before and After

Grinnell Glacier from Mt. Gould (2005)

(Image credit: 2005 photograph by Blase Reardon (USGS))

AFTER: The lake continues to enlarge as the glacier recedes. Icebergs can be seen floating in Upper Grinnell Lake in this photo taken in 2005.

Grinnell Glacier from Overlook (1940)

(Image credit: Circa 1940 photograph by unknown photographer (Glacier National Park Archives))

BEFORE: Grinnell Glacier taken from the Grinnell Glacier Overlook off the Highline Trail, Glacier National Park. The view of Grinnell Glacier taken circa 1940 shows the early formation of Upper Grinnell Lake, a pro-glacier lake visible at the terminus of the glacier. NEXT IMAGE: Grinnell Glacier from Overlook (2004)

Grinnell Glacier from Overlook (2004)

(Image credit: 2004 photograph by Karen Holzer (USGS))

AFTER: The 2004 photo shows a dramatic increase in the size of the lake as a result of melting ice.

Sexton Glacier (1901)

(Image credit: 1901 photograph by F. E. Matthes (Glacier National Park Archives))

BEFORE: Sexton Glacier photographed in 1901 from bench below Siyeh Pass, Glacier National Park. NEXT IMAGE: Sexton Glacier (1998)

Sexton Glacier (1998)

(Image credit: 1998 photograph by Lisa McKeon (USGS))

AFTER: Sexton Glacier photographed in 1998 from bench below Siyeh Pass, Glacier National Park.

Shepard Glacier (1913)

(Image credit: 1913 photograph by W. C. Alden (Glacier National Park Archives))

BEFORE: The picture above, photographed in 1913, shows Shepard Glacier from Pyramid Peak, Glacier National Park. NEXT IMAGE: Shepard Glacier (2005)

Shepard Glacier (2005)

(Image credit: 2005 photograph by Blase Reardon (USGS))

AFTER: Shepard Glacier from Pyramid Peak, Glacier National Park, photographed in 2005.

Swiftcurrent Glacier (1900)

(Image credit: Circa 1900 photograph by F. E. Matthes (Glacier National Park Archives))

BEFORE: Photograph of the Swiftcurrent Glacier, taken in 1900 from the Swiftcurrent trail, Glacier National Park. NEXT IMAGE: Swiftcurrent Glacier (1998)

Swiftcurrent Glacier (1998)

(Image credit: 1998 photograph by Karen Holzer (USGS))

AFTER: Photograph of the Swiftcurrent Glacier, taken in 1988 from the Swiftcurrent trail, Glacier National Park.