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UNIVERSITY OF ALASKA FAIRBANKS 1 USGS Circum-Arctic Resource Assessment.

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Presentation on theme: "UNIVERSITY OF ALASKA FAIRBANKS 1 USGS Circum-Arctic Resource Assessment."— Presentation transcript:

1 UNIVERSITY OF ALASKA FAIRBANKS 1 USGS Circum-Arctic Resource Assessment

2 UNIVERSITY OF ALASKA FAIRBANKS 2 Highly complex interplay of physical, chemical, biological and social processes. Peeling Back the Onion – Understanding the Arctic System

3 UNIVERSITY OF ALASKA FAIRBANKS 3 Dramatic Change in Sea Ice Extent Rapid ecosystem change Increased access to energy, hard minerals and fishery resources Increased shipping, tourism, and community access National Snow and Ice Data Center

4 UNIVERSITY OF ALASKA FAIRBANKS 4 Circum-Arctic Non-Petroleum Resources Lawson Brigham AMSA 12 August 2008

5 UNIVERSITY OF ALASKA FAIRBANKS 5 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

6 UNIVERSITY OF ALASKA FAIRBANKS 6 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 Extent Observed Modeled Supported by: BOEMRE E. Curchitser (Rutgers), K. Hedstrom, T. Weingartner, S. Danielson (UAF) 6


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