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NSF-IFREE-MARGINS Workshop
Izu-Bonin-Mariana Subduction System

Workshop Program
21 August, 2002


 

Sunday 8 September

 

 

Evening Icebreaker

 

 

 

 

 

Monday 9 September

 

 

8:30-9:45

Subduction Research Frontiers:

 

 

Geological and Geochemical Subduction Research Frontiers

Hawkesworth

 

Initiation of the IBM Subduction Zone

Gurnis

9:45-10:15

Break

 

10:15-12:00

Overviews of IBM arc:

 

 

MCS Imaging of the Mariana Subduction Factory

Taylor

 

Overview of IBM Arc System: The Igneous Rocks

Stern

 

Architecture of northern IBM arc: new constraints from geochemical and geophysical studies in the Izu Collision Zone

Arima

12:00-1:15 

Group Lunch

 

1:15-200

Thermal Structure of the Izu-Bonin-Mariana Subduction Zone

Peacock

2:15-3:00

Slab Seismicity and Structure

Abers

3:00-3:30

Break

 

3:30-4:30

Mantle wedge structure (tomography, anisotropy, flow)

Wiens, Fouch

4:30-5:30

Crustal Structure of the IBM System

Klemperer, Suyehiro

5:30-9:00

Poster viewing; Group dinner; Poster viewing

 

 

 

 

Tuesday 10 September

 

 

8:30-9:15

Sediment Input and Output at the Izu and Mariana Subduction Factories

Plank

9:15-10:00

Mantle Inputs for the Izu-Bonin-Mariana Arc

Hickey-Vargas

10:00-10:30

Break

 

10:30-11:15

Mariana Forearc Serpentine Seamounts: Windows on a Subduction Zone and Tracers of Forearc Deformation

Fryer

11:15-12:00

Volcanic Outputs at the IBM

Elliott

12:00-1:15 

Group Lunch

 

 

 

 

1:15-2:00 

Cross chain and backarc basin inputs

Ishizuka

2:00-2:45  

Silicic volcanism and plutonism in the IBM Arc

Tamura

2:45-3:30

Metallogenic and geobiologic outputs thorough seafloor hydrothermal systems

related with Izu-Bonin Mariana arc-backarc magmatism

Ishibashi

3:30-4:00

Break

 

4:00-4:45

Evolution of IBM Arc Outputs

Reagan

4:45-5:30

Tectonic Framework of Izu-Bonin-Mariana Arc

Fujioka

 

 

 

 

Dinner on your own

 

 

 

 

8:00-10:00

Poster Session with refreshments

 

 

 

 

Wednesday 11 September

 

 

 

 

 

8:30-9:50

Review of USA and Japanese Science, Plans and previous recommendations for IBM research

Tamura and Hirschmann

8:50-9:15

Report from Subfactory Factory experiment in Central America and RIDGE experiment in Lau Basin

Plank and Wiens

9:15-10:00

Partial melting and melt migration in the mantle wedge

Hirschmann

10:00-10:30

Break

 

10:30-11:15

Constraints of U-series disequilibria on dehydration and partial melting in subduction zones

Bourdon

1:15-12:00

Recipes for continental crust: One view of continental genesis via arc magmatism

Kelemen

12:00-1:15

Group Lunch

 

1:15-2:00

Seismogenic Zone Experiment (SEIZE and the IBM Arc

Schwartz

2:00-2:45

The viscosity of the mantle wedge

Hirth

2:45-3:30

The subduction factory: its role in the evolution of the EarthÕs crust and mantle

Tatsumi

3:30-4:00

Break

 

4:00-4:30

IODP plans and opportunities in IBM

Kawamura

4:30-5:00

Submersible vehicle plans and opportunities in IBM

Fryer, Soh

 

 

 

5:00-5:30

Funded or planned projects in IBM

open microphone

 

 

 

7:00-10:00

Workshop Banquet

 

 

 

 

Thursday 12 September

 

 

 

 

 

8:30-9:00

Plenary Session: What needs to, and can be, done related to IBM objectives? (Topics to be decided Wed night based on participant interest during the week)

 

9:00-10:30

Breakout sessions 1

 

10:30-10:45

Break

 

10:45-12:15

Breakout sessions 2

 

12:15-1:30

Lunch

 

1:30-3:15

Breakout sessions 3

 

3:30-5:00

Plenary Session: reports from breakout groups

 

 

 

 

Possible breakout session topics:

1.     Designing volatile cycling and mass flux flux experiments in IBM.

2.     Designing forcing function experiments in IBM (applicable to modern or ancient tectonics)

3.     Imaging, modeling, and experimenting on slab dehydration and mantle melting processes in IBM

4.     Designing crustal evolution experiments in IBM

5.     What critical geological, geophysical, or geochemical information (field, laboratory, or theoretical) is missing that is important for IBM?

6.     Working group meeting for people with funded or planned projects in Izu-Bonin.

7.     Working group meeting for people with funded or planned projects in Marianas

8.     IODP planning for IBM

9.     Submersible planning for IBM

10.  Island studies planning for IBM

11.  Integration with projects elsewhere (e.g., Central America, Lau Basin)

12.  U-series in island arcs

13.  Developing a "Community Model" for the Subduction Factory

 

(1-4 might meet twice; 5-11 once)

 

 

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Last updated Wednesday, January 19, 2005