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20x20km
EUROPEAN CENTRE FOR MEDIUM-RANGE WEATHER FORECASTS
Do emissions matter?
Do emissions matter?
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PBL Height
Diffusion Coef. At 18:00 Diffusion Coef. At 19:00
Effect of increasing diffusion in the urban area of Beijing
CNTRL: Control
run (2 m2 s-1)
TED: run with
increased vertical...
Increased
diffusion in urban
areas leads to
decrease in
NOx
increase in O3
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CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
CAMS GA Forecasting Air Quality by Brasseur
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CAMS GA Forecasting Air Quality by Brasseur

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Forecasting air quality in China using CAMS boundary conditions: the PANDA project

Published in: Environment
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CAMS GA Forecasting Air Quality by Brasseur

  1. 1. • • • • •
  2. 2. 20x20km
  3. 3. EUROPEAN CENTRE FOR MEDIUM-RANGE WEATHER FORECASTS
  4. 4. Do emissions matter?
  5. 5. Do emissions matter?
  6. 6. • • • • •
  7. 7. PBL Height Diffusion Coef. At 18:00 Diffusion Coef. At 19:00
  8. 8. Effect of increasing diffusion in the urban area of Beijing CNTRL: Control run (2 m2 s-1) TED: run with increased vertical diffusion from 2 to 10 m2 s-2
  9. 9. Increased diffusion in urban areas leads to decrease in NOx increase in O3
  10. 10. • • •
  11. 11. • • • • • • • •

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