Regional-Scale Modeling and Emissions Analyses in Support of Ace-Asia CFORS Team: Kyushu/Argonne/Iowa G. Carmichael, I. Uno, D. Streets, Y. Tang, J. Woo,

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Presentation transcript:

Regional-Scale Modeling and Emissions Analyses in Support of Ace-Asia CFORS Team: Kyushu/Argonne/Iowa G. Carmichael, I. Uno, D. Streets, Y. Tang, J. Woo, S. Guttikunda, N. Thongboonchoo, S. Sataka, G. Kurata, J. Yienger, M. Uematsu, N. Sugimoto, B. Huebert, T. Clarke, T. Bates, T. Quinn, R. Weber, H. Friedli, T. Chen, B. Blomquist

BC at surfaceBC C-130 #11 April 19th

April 9 April 12 Asian Outflow: Complex Mixture of Dust, Bio, and Fossil Components Data: Sugimoto, et al. Poster: A11A0060 Sataka et al.

TUMM Lidar profile for April 10, 2001 CFORS Forecasts Sometimes Under-predicted Elevated Dust Layers TOMS AI April 10 PDF main parts ??? CFORS Dust Beijing Lidar experience = 0.1 / km -> 178  g/m 3 Elevated dust layer Tokyo Poster: Mon. A12B-0151 Uno et al.

Ron Brown observed high AOD in Japan Sea Takla makan Gobi Log10(Dust) AOD Observed Al and model dust Lidar Ext. Of Ron Brown = 0.2/km This may be Miyakejima sulfate Plate 2 Poster: Mon. A11A-0049 Bates et al.

BC SO4

Color code indicates plume age in days from that city 1457 out of 2994 No. of Points Characterization of Emissions using Back Trajectory Analysis -- ACE-Asia

What Does This Analysis Tell Us About BC Emissions? CO vs. BC Obs. Poster: Mon. A11A-0062 N. Thong.

But Magnitude Is Still an Issue: Are Domestic Sector Emissions Underestimated ??

How is Photochemistry Impacted By These Aerosols? 1) Photolysis Impacts

How is Photochemistry Impacted By These Aerosols? 2) Heterogeneous Rxns:Direct Ozone Loss? W/O Het. Rxn

“Observed” Hg(Kg) Construction of Hg Emissions Inventory Using Bottoms-Up and Observed Hg/SO2 Ratios

Summary Aerosol outflow is complex, characterizing it requires 4-dimensional measurements. Impacts on chemistry and radiation appear to be important. Closer integration of emissions, models and measurements is necessary to better quantify our understanding of Asian aerosols.

U. Iowa/Kyushu/Argonne/GFDL With support from NSF, NASA (ACMAP,GTE), NOAA, DOE

Our Supporting Role