GEOS-Chem simulation for AEROCOM Organic Aerosol Inter-comparison SIMULATED YEAR: 2006 Gabriele Curci – CETEMPS Nov. 2009.

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Presentation transcript:

GEOS-Chem simulation for AEROCOM Organic Aerosol Inter-comparison SIMULATED YEAR: 2006 Gabriele Curci – CETEMPS Nov. 2009

CARBONACEOUS AEROSOL BUDGET IN GEOS-Chem BCOA* Emission [Tg/y] SOA Production [Tg/y]-31.8 Total Production [Tg/y] Dry Deposition [Tg/y] Wet Deposition [Tg/y] Total Loss [Tg/y] Burden [Tg] * OA is Organic Mass. An OM/OC ratio of 2.1 is used in calculations. GEOS-Chem model version v with online SOA chemistry, GEOS-5 meteorology at 2° latitude x 2.5 ° longitude horizontal resolution and 47 vertical layers (38 in the troposphere).

SURFACE TEMPERATURE [K]

SURFACE PRESSURE [hPa]

SURFACE SPECIFIC HUMIDITY [g/kg]

PRECIPITATION [mm/day]

BLACK CARBON (BC) EMISSIONS [Gg]

PRIMARY ORGANIC AEROSOL (POA) EMISSIONS [Gg]

SECONDARY ORGANIC AEROSOL (SOA) PRODUCTION [Gg]

BC DRY DEPOSITION [Gg]

POA DRY DEPOSITION [Gg]

BC WET DEPOSITION [Gg]

OA WET DEPOSITION [Gg]

BC BURDEN [Gg]

OA BURDEN [Gg]

SOA FRACTION OF OA (Column average)

AEROSOL OPTICAL 550 nm [unitless]

BC OPTICAL 550 nm [unitless]

OA OPTICAL 550 nm [unitless]