Award Abstract # 0244894
US-India Cooperative Research: A Multibeam Survey of the Equatorial Carlsberg and Central Indian Ridges and Their Fracture Zones, 3N-10S

NSF Org: OISE
Office of International Science and Engineering
Recipient: UNIVERSITY OF WISCONSIN SYSTEM
Initial Amendment Date: March 17, 2003
Latest Amendment Date: March 27, 2007
Award Number: 0244894
Award Instrument: Standard Grant
Program Manager: Marjorie Lueck
OISE
 Office of International Science and Engineering
O/D
 Office Of The Director
Start Date: April 1, 2003
End Date: March 31, 2008 (Estimated)
Total Intended Award Amount: $0.00
Total Awarded Amount to Date: $26,222.00
Funds Obligated to Date: FY 2003 = $26,222.00
History of Investigator:
  • Dennis DeMets (Principal Investigator)
    chuck@geology.wisc.edu
Recipient Sponsored Research Office: University of Wisconsin-Madison
21 N PARK ST STE 6301
MADISON
WI  US  53715-1218
(608)262-3822
Sponsor Congressional District: 02
Primary Place of Performance: University of Wisconsin-Madison
21 N PARK ST STE 6301
MADISON
WI  US  53715-1218
Primary Place of Performance
Congressional District:
02
Unique Entity Identifier (UEI): LCLSJAGTNZQ7
Parent UEI:
NSF Program(s): Marine Geology and Geophysics,
AFRICA, NEAR EAST, & SO ASIA,
CENTRAL & EASTERN EUROPE PROGR
Primary Program Source: app-0103 
Program Reference Code(s): 0000, 5919, 5973, OTHR
Program Element Code(s): 162000, 597600, 597900
Award Agency Code: 4900
Fund Agency Code: 4900
Assistance Listing Number(s): 47.079

ABSTRACT

0244894
DeMets

Description: This award supports the US-India Cooperative Research: A Multibeam Survey of the Equatorial Carlsberg and Central Indian Ridges and their Fracture Zones, 3N-10S. Drs. D. DeMets, University of Wisconsin, Madison, R. K. Drolia, Indian National Geophysical Research Institute, and R. Mukhopadhyay, Indian National Institute of Oceanography will conduct a 3-year multibeam and kinematic study of the Carlsberg(CR) and Central Indian Ridges(CIR). They will examine multibeam data already collected by the Indian research ship (R/V Sagar Kanya), study new data generated by Indian domestic research cruises, and work on new proposals using the Sagar Kanya to map the CR and CIR. The proposed work is a wide-ranging and long-awaited study that will shed light on the axial and transform morphology of a 2000-km long unmapped section of the mid-ocean ridge system in the Central Indian Ocean.

Scope: The proposed research is important for grasping the behavior of plates at the fundamental level and for building a plate kinematic framework that will lead to better understanding of Himalayan geology. Study of the central Indian Ocean is essential for the global characterization of the ridge system and will have favorable impacts on many allied fields. The merging of US and Indian databases will benefit both groups of scientists and eventually lead to future shipboard collaborative programs. The scientists are leaders in the field and this study of the Indian Ocean ridge system will contribute to resolving some major unanswered questions at the forefront of geophysical research. Additionally, this research has implications bearing on climate change and the geodynamics of both oceanic and continental regions. This project is jointly funded by the Office of International Science and Engineering and the Division of Ocean Sciences.

PUBLICATIONS PRODUCED AS A RESULT OF THIS RESEARCH

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Drolia, R. K., and C. DeMets "Deformation in the diffuse India-Capricorn-Somalia triple junction from a multibeam and magnetic survey of the northern Central Indian ridge, 3S-10S" Geochemistry, Geophysics, Geosystems , v.6 , 2005 , p.GC000950 10.1029/2005GC000950
Merkouriev, S., and C. DeMets "Constraints on Indian plate motion since 20 Ma from dense Russian magnetic data: Implications for Indian plate dynamics" Geochemistry, Geophysics, Geosystems , v.7 , 2006 , p.Q02002 10.1029/2005GC001079

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