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Time bombs of the Pacific Mike Barrett Duke University Coastal Environmental Management Spring 2011 Spatial Tools to address Potentially Polluting Shipwrecks.

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Presentation on theme: "Time bombs of the Pacific Mike Barrett Duke University Coastal Environmental Management Spring 2011 Spatial Tools to address Potentially Polluting Shipwrecks."— Presentation transcript:

1 Time bombs of the Pacific Mike Barrett Duke University Coastal Environmental Management Spring 2011 Spatial Tools to address Potentially Polluting Shipwrecks

2 Who is this guy? 2003 Research in Australia 2003 Research in Australia 2006 National Geographic Grant 2006 National Geographic Grant 2010 WHOI – Duke Fellowship 2010 WHOI – Duke Fellowship –Combined approach of GIS and Chemical Analysis

3 Legacy of World War II

4 Conservation Impacts Tropical Marine Oil Spills Tropical Marine Oil Spills Coral Reefs: drastic reduction in coverage and diversity Coral Reefs: drastic reduction in coverage and diversity Mangroves: the most sensitive habitat type Mangroves: the most sensitive habitat type for oil spill response for oil spill response

5 Stakeholders Host States Host States The Coral Triangle The Coral Triangle The Pacific Regional Environment Programme (SPREP) The Pacific Regional Environment Programme (SPREP) Flag States Flag States Japan Japan United States United States

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7 Getting down to numbers 3,000 ships in dataset 3,000 ships in dataset –Sourced from compilation of 13 US/IJN War Records –Removed all records with qualitative location 34 countries hosting ships 34 countries hosting ships How to prioritize these wrecks for remediation? How to prioritize these wrecks for remediation?

8 Risk Index Ship Factors Ship Factors –Tonnage Weight Classes Weight Classes –Tankers Larger Oil Capacity Larger Oil Capacity Environmental Factors Environmental Factors –Depth Salvage Equipment Needs –Distance from Shore Traditional Maritime Boundaries –Biodiversity Index Normalized Score Classes

9 Location, Location, Location…

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13 Results? Top 4% of wrecks selected for closer study Top 4% of wrecks selected for closer study

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16 Way forward Publish and share findings Publish and share findings Determine actual wreck condition via Sonar and Diver Surveys Determine actual wreck condition via Sonar and Diver Surveys Coordinate between Host and Flag States Coordinate between Host and Flag States Begin removal for the most dangerous ships Begin removal for the most dangerous ships


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