Composition and Chemistry
Transport of Asian ozone pollution into surface air over the western United States in spring
Article first published online: 17 FEB 2012
Copyright 2012 by the American Geophysical Union
Journal of Geophysical Research: Atmospheres (1984–2012)
Volume 117, Issue D21, 16 November 2012
How to Cite
2012), Transport of Asian ozone pollution into surface air over the western United States in spring, J. Geophys. Res., 117, D00V07, doi:10.1029/2011JD016961., et al. (
- Issue published online: 17 FEB 2012
- Article first published online: 17 FEB 2012
- Manuscript Accepted: 14 DEC 2011
- Manuscript Revised: 3 DEC 2011
- Manuscript Received: 4 OCT 2011
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|jgrd17731-sup-0001-readme.txt||plain text document||6K||readme.txt|
|jgrd17731-sup-0002-fs01.eps||PS document||3400K||Figure S1. Locations of ozonesondes and selected WP-3D daytime flight legs below 1.5 km over in the LA Basin and the Central Valley of California during CalNex 2010.|
|jgrd17731-sup-0003-fs02.eps||PS document||1141K||Figure S2. Vertical cross-section along California coast showing simulated stratospheric ozone tracer with isentropic surfaces on May 19–20, 2010, and total CO with Asian CO as determined by the difference between the standard simulation and a sensitivity simulation with Asian anthropogenic emissions shut off.|
|jgrd17731-sup-0004-fs03.eps||PS document||718K||Figure S3. Comparison of AM3/C48 (~163–231 km) and AM3/C180 (~43–62 km) O3 vertical profiles with ozonesondes in California during a stratospheric intrusion and Asian pollution event on 17–19 May 2010.|
|jgrd17731-sup-0005-fs04.eps||PS document||2827K||Figure S4. Propagation of Asian pollution from the North Pacific Ocean to the western USA from June 19–21, 2010.|
|jgrd17731-sup-0006-fs05.eps||PS document||718K||Figure S5. As in Figure S3, but for June 16–19, 2010.|
|jgrd17731-sup-0007-fs06.eps||PS document||1688K||Figure S6. Contribution of North American anthropogenic emissions to MDA8 O3 in the model surface layer on May 8–9 and June 21–22, 2010, as determined by the difference between the base simulation and a sensitivity simulation with North American anthropogenic emissions turned off.|
|jgrd17731-sup-0008-fs07.eps||PS document||1121K||Figure S7. Mean MDA8 O3 in surface air over the western U.S. in May–June 2010 showing the AQS observations, the GFDL AM3 model surface layer, and the difference between the AM3 model and AQS observations.|
|jgrd17731-sup-0009-fs08.eps||PS document||411K||Figure S8. Scatter plot of Asian enhancements vs. model biases in MDA8 O3, sampled in the model surface layer for all AQS sites in the southwest U.S. and for CASTNet high-elevation sites.|
|jgrd17731-sup-0010-fs09.eps||PS document||575K||Figure S9. Ozone production efficiency: Ox vs. NOzfrom WP-3D daytime measurements and results from the GFDL AM3 model sampled at flight tracks below 1.5 km over the LA Basin and the Central Valley.|
|jgrd17731-sup-0011-fs10.eps||PS document||1773K||Figure S10. Comparison of cumulative probability distributions of O3, CO, NOy, and NOxfrom WP-3D measurements and results from AM3/C180 sampled at WP-3D flight tracks below 1.5 km over the LA Basin and the Central Valley shown in Figure S1.|
|jgrd17731-sup-0012-fs11.eps||PS document||789K||Figure S11. May–June 2010 mean vertical distributions of Asian anthropogenic enhancements to O3, NOx, and PAN with isentropic surfaces along a north-south transect at 120°W.|
|jgrd17731-sup-0013-t01.txt||plain text document||1K||Tab-delimited Table 1.|
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