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Melting Rivers of Ice: Denali’s Shrinking Glaciers (Length: 3 minutes)

Melting Rivers of Ice: Denali’s Shrinking Glaciers (Length: 3 minutes). Muldrow Glacier, Denali National Park, AK, S.R. Capps, 1925. Historic photos taken by scientists such as Stephen R. Capps show us how Denali’s glaciers have changed over the last century. S.R. Capps, 1907 (USGS).

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Melting Rivers of Ice: Denali’s Shrinking Glaciers (Length: 3 minutes)

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  1. Melting Rivers of Ice:Denali’s Shrinking Glaciers (Length: 3 minutes)

  2. Muldrow Glacier, Denali National Park, AK, S.R. Capps, 1925 Historic photos taken by scientists such as Stephen R. Capps show us how Denali’s glaciers have changed over the last century. S.R. Capps, 1907 (USGS)

  3. With a historic photo at his feet, an NPS researcher recreates a panoramic photograph.

  4. Repeat photography was completed for five glaciers in Denali National Park.

  5. The Kahiltna Glacier shows significant thinning and some adjacent smaller glaciers have even disappeared.

  6. Hidden Creek Glacier shows significant retreat in the last 88 years.

  7. Muldrow Glacier, Denali National Park, AK, S.R. Capps, 1925 Muldrow Glacier, Denali National Park, AK, R.D. Karpilo, 2004 This view of the Muldrow Glacier shows the loss of hanging glaciers on Mt. Brooks.

  8. Sunset Glacier and nearby hanging glaciers, visible from the Eielson Visitor Center, have thinned and retreated in the last 65 years.

  9. The East Teklanika Glacier has lost approximately 980 ft (300 m) of thickness and has experienced significant retreat.

  10. Photographs taken over the last century have shown that glaciers in Denali National Park are shrinking. How will climate change affect Denali’s glaciers in the next century?

  11. Credits • Historic photographs: • Stephen R. Capps, USGS • Raymond W. McIntyre, NPS • U.S. Geological Survey • Recent photographs: • National Park Service

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