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

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Presentation on theme: "GEOS-Chem simulation for AEROCOM Organic Aerosol Inter-comparison SIMULATED YEAR: 2006 Gabriele Curci – CETEMPS Nov. 2009."— Presentation transcript:

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

2 CARBONACEOUS AEROSOL BUDGET IN GEOS-Chem BCOA* Emission [Tg/y]7.667.9 SOA Production [Tg/y]-31.8 Total Production [Tg/y]7.699.7 Dry Deposition [Tg/y]1.917.1 Wet Deposition [Tg/y]5.677.8 Total Loss [Tg/y]7.694.9 Burden [Tg]0.110.91 * OA is Organic Mass. An OM/OC ratio of 2.1 is used in calculations. GEOS-Chem model version v8-02-02 with online SOA chemistry, GEOS-5 meteorology at 2° latitude x 2.5 ° longitude horizontal resolution and 47 vertical layers (38 in the troposphere).

3 SURFACE TEMPERATURE [K]

4 SURFACE PRESSURE [hPa]

5 SURFACE SPECIFIC HUMIDITY [g/kg]

6 PRECIPITATION [mm/day]

7 BLACK CARBON (BC) EMISSIONS [Gg]

8 PRIMARY ORGANIC AEROSOL (POA) EMISSIONS [Gg]

9 SECONDARY ORGANIC AEROSOL (SOA) PRODUCTION [Gg]

10 BC DRY DEPOSITION [Gg]

11 POA DRY DEPOSITION [Gg]

12 BC WET DEPOSITION [Gg]

13 OA WET DEPOSITION [Gg]

14 BC BURDEN [Gg]

15 OA BURDEN [Gg]

16 SOA FRACTION OF OA (Column average)

17 AEROSOL OPTICAL DEPTH @ 550 nm [unitless]

18 BC OPTICAL DEPTH @ 550 nm [unitless]

19 OA OPTICAL DEPTH @ 550 nm [unitless]

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