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Sea Ice Update

Sea Ice Update. The fabled Northwest Passage is open in late August 2007!. Photo D. Kavanagh. Observed Sea Ice Decline: Faster than Forecast. Compiled by NSIDC. Western Water. Snotel Sites. Typical SNOTEL sites. Other data sources. CAIC Tower Berthoud Pass. Photos: A. Slater.

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Sea Ice Update

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  1. Sea Ice Update

  2. The fabled Northwest Passage is open in late August 2007! Photo D. Kavanagh

  3. Observed Sea Ice Decline: Faster than Forecast Compiled by NSIDC

  4. Western Water

  5. Snotel Sites

  6. Typical SNOTEL sites

  7. Other data sources CAIC Tower Berthoud Pass Photos: A. Slater

  8. Avalanches Arapahoe Basin – May 2005 Photo: A. Slater

  9. Example of Snotel Record: Lake Eldora, CO

  10. Large Interannual Variability

  11. Courtesy NASA

  12. Glaciers are retreating worldwide, including Colorado Arapahoe Glacier, 1917 Arapahoe Glacier, 2004

  13. Projected Regional Temperature Change

  14. IPCC-AR4

  15. Snowpack changes in the US West Mote et al., 2005

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