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Details of Award

NERC Reference : NER/A/S/2000/01283

The role of an interactive upper ocean in determining tropical variability on diurnal to intraseasonal timescales.

Grant Award

Principal Investigator:
Professor JM Slingo, University of Reading, Meteorology
Co-Investigator:
Professor Sir B Hoskins, Imperial College London, Grantham Institute for Climate Change
Science Area:
Atmospheric
Overall Classification:
Atmospheric
ENRIs:
Global Change
Environmental Risks and Hazards
Science Topics:
Water In The Atmosphere
Ocean - Atmosphere Interact.
Abstract:
Ocean-atmosphere interactions on diurnal to intraseasonal timescales in the Indian Ocean and West Pacific warm pool will be investigated using a combination of numerical modelling and observations. It is postulated that coupled processes on these timescales are important for the Madden-Julian Oscillation, for the mean climate of the warm pool and for the regulation of tropical sea surface temperatures. A coupled upper ocean/atmosphere modelling system based on a high vertical resolution 1D mixed layer model linked to the atmospheric component of the Hadley Centre coupled model will be developed. The importance of advective effects in determining mixed layer depth and the heat and salinity budgets of the warm pool will be studied using in situ buoy data and results from a very high resolution forced integration of a 3D ocean model. NER/A/S/2000/01304 Development of the best aerosol parameterizations for general circulation models requires the complementary development of highly detailed global simulations of aerosols that include all the aerosol processes. This project aims to develop and apply a global model of aerosol processes that can be used to critically assess each step of the global cycling of aerosols. The model, based on the existing off-line three-dimensional global chemical transport model TOMCAT, will be used to generate global fields of size-resolved aerosol chemical and microphysical properties. The radiative effect of a size and composition-resolved aerosol distribution will be compared with simpler schemes that are used in GCMs. This will provide a useful indication of the required improvements in the representation of aerosols in GCMs.
Period of Award:
1 Jan 2002 - 30 Sep 2005
Value:
£152,460 Lead Split Award
Authorised funds only
NERC Reference:
NER/A/S/2000/01283
Grant Stage:
Completed
Scheme:
Standard Grants Pre FEC
Grant Status:
Closed
Programme:
Standard Grant

This grant award has a total value of £152,460  

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FDAB - Financial Details (Award breakdown by headings)

Total - StaffTotal - T&STotal - Other CostsTotal - Indirect CostsTotal - Equipment
£83,366£6,083£4,411£48,089£10,510

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