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UNIVERSITY OF ALASKA FAIRBANKS 1 USGS Circum-Arctic Resource Assessment

USGS Circum-Arctic Resource Assessment

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USGS Circum-Arctic Resource Assessment. Peeling Back the Onion – Understanding the Arctic System. Highly complex interplay of physical, chemical, biological and social processes. . - PowerPoint PPT Presentation

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Page 1: USGS Circum-Arctic Resource Assessment

UNIVERSITY OF ALASKA FAIRBANKS

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USGS Circum-Arctic Resource Assessment

Page 2: USGS Circum-Arctic Resource Assessment

UNIVERSITY OF ALASKA FAIRBANKS

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Highly complex interplay of physical, chemical, biological and social processes.

Peeling Back the Onion – Understanding the Arctic System

Page 3: USGS Circum-Arctic Resource Assessment

UNIVERSITY OF ALASKA FAIRBANKS

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Dramatic Change in Sea Ice ExtentRapid ecosystem changeIncreased access to energy, hard minerals and fishery resourcesIncreased shipping, tourism, and community access

National Snow and Ice Data Center

Page 4: USGS Circum-Arctic Resource Assessment

UNIVERSITY OF ALASKA FAIRBANKS

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Circum-Arctic Non-Petroleum Resources

Lawson BrighamAMSA 12 August 2008

Page 5: USGS Circum-Arctic Resource Assessment

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Diverse Sources of Spill Risk Needs Diverse Response Capacity

Crowley Marine

Anchorage Daily News, 21 Sept 2011/14 Nov 2012

Tugboat runs aground on Alaska Peninsula, stranding crew and barge. ADN : November 14, 2012

Page 6: USGS Circum-Arctic Resource Assessment

UNIVERSITY OF ALASKA FAIRBANKS

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Ice-Ocean Modeling of the Bering Sea 10-km grid 30-year hindcast for model evaluation 50-year climate scenario forecast for Bering Sea fisheries Captures ice variations and currents

Ice ExtentObservedModeled

Supported by: BOEMREE. Curchitser (Rutgers), K. Hedstrom, T. Weingartner, S. Danielson (UAF)

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