Modeling the solar radiative impact of aerosols from biomass burning during the Southern African Regional Science Initiative (SAFARI-2000) experiment

被引:75
作者
Myhre, G [1 ]
Berntsen, TK
Haywood, JM
Sundet, JK
Holben, BN
Johnsrud, M
Stordal, F
机构
[1] Univ Oslo, Dept Geophys, POB 1022 Blindern, N-0315 Oslo, Norway
[2] Norwegian Inst Air Res, Kjeller, Norway
[3] Ctr Int Climate & Environm Res, Oslo, Norway
[4] Meteorol Off, Bracknell RB12 2SZ, Berks, England
[5] NASA, Goddard Space Flight Ctr, Biospher Sci Branch, Greenbelt, MD 20771 USA
关键词
biomass burning; transport model; single scattering albedo; aerosol optical depth; aircraft measurements; radiative impact;
D O I
10.1029/2002JD002313
中图分类号
P4 [大气科学(气象学)];
学科分类号
0706 ; 070601 ;
摘要
[1] In this study, we model the radiative impact of biomass burning aerosols with meteorological data for the Southern African Regional Science Initiative (SAFARI-2000) experiment campaign period. Satellite, ground-based, and aircraft observations are used in the validation of the modeled aerosol optical depth (AOD), vertical profiles, and radiative impact of the aerosols. The modeled pattern and magnitude of the AOD is generally in good agreement with the observations. The meteorological conditions are found to be important in determining the distribution of the aerosols. The modeled radiative impact of the biomass aerosols compares well to measurements. During September 2000, the modeled radiative impact of biomass aerosols reaches -50 W m(-2) locally.
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页数:10
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