PPT-Variability & uncertainty in background ozone: Relevanc

3 NAAQS EPRI ENVVISION Conference Air QualityBackground Ozone II Washington DC May 11 2016 Arlene M Fiore Acknowledgments Pat Dolwick Terry Keating US EPA M Lin PrincetonGFDL Tom Moore WESTARWRAP G . Min Huang. (. min.huang@jpl.nasa.gov. ), . K. W. Bowman (JPL), G. R. Carmichael (U Iowa), . M. Lee (JPL), D. K. . Henze. (CU-Boulder), T. Chai (NOAA/ARL) . A. J. . Weinheimer. (NCAR), R. C. Cohen (UC Berkeley). 3. variability over recent decades: . Stratospheric intrusions. , Asian pollution, and . C. limate Variability. Meiyun Lin. (Princeton University/GFDL). HTAP/WRAP Workshop, 13-May-2015 . Major challenges for western US air quality management. Speaker. ：. Pei-Yu Chueh. Adviser. ：. Yu-Heng Tseng. Date. ：. 2010/09/16. Review. Observation-. Solar variability. The amplitude of the solar cycle is relatively small, about . 0.2 Wm. −2. Air Quality Division . Mark . Estes. a. , Shaena . Berlin. b. , Andrew . Langford. c. , Melody . Dong. d. , Jim . Smith. a. , Fernando . Mercado. a. , David . Parrish. c. Presented to AQAST Meeting, Rice University. by . David Gray. Scientific use. Background ozone. ozone present through natural or nonlocal sources. currently ranges from 20-45 ppb in North . America. Rising background ozone could mean non-attainment for much of North America. Uncertain. Low-Level . Measurements . Presented to the Savannah River Chapter of the Health Physics Society. Aiken, South Carolina, 2011 April 15. Daniel J. . Strom, Kevin E. Joyce, Jay A. . MacLellan. P. . J. Young. , V. . Naik. , J. . Brandt, R. Doherty, A. M. Fiore, . A . Gaudel. , C. . . Geels. , M. I. . Hegglin. , L. Hu, U. . Im. , R. Kumar, M. Lin, A. . Luhar. , L. Murray, . J. . Neu. , D. . . P. Young, V. . Naik. , J. . Brandt, R. Doherty, A. M. Fiore, C. . Geels. , M. I. . Hegglin. , L. Hu, U. . Im. , R. Kumar, M. Lin, A. . Luhar. , L. Murray, D. A. Parrish, D. Plummer, H. E. . Rieder. , J. Rodriguez, J. L. Schnell, M. Schultz, S. . EFSA work. JRC, 29/6-1/7/2016. Training course on Uncertainty. L7/. 1. Rift Valley Fever. Affects cattle, sheep, goats and camels. Virus transmitted by mosquitoes. Endemic in East and West Africa. AHAW were asked to assess risk of entry into North Africa. a. ttaining . the new U.S. ozone NAAQS. . Panel on Meeting the New Ozone Standard . Energy Summit 2015. University of Wisconsin, Madison, WI. October 13, 2015. Arlene M. Fiore. Acknowledgments:. . Rebecca . Saari. Assistant Professor. Civil & Environmental Engineering. Y.F. Mei, E. . Monier. , F. Garcia-Menendez. CMAS Conference. Chapel Hill, NC, October 23, 2016. 2. Connecting Policies to Air Quality Impacts. 1 Jim Crawford 1 , Ken Pickering 2 , Bruce Anderson 1 , Andreas Beyersdorf 1 , Gao Chen 1 , Richard Clark 3 , Ron Cohen 4 , Glenn Diskin 1 , Rich Ferrare 1 , Alan Fried 5 , Brent Holben 2 Peng Liu. 1. , Christian Hogrefe. 2. , Rohit Mathur. 2. , Uarporn Nopmongcol. 3. , Shawn Roselle. 2. , Tanya Spero. 2. . 1 . NRC Associate at US EPA, RTP, NC 27711, USA. . 2. National Exposure Research Laboratory, U.S. Environmental Protection Agency, Research Triangle Park, NC, 27711, USA. 14NALYSIS OF THE MEASUREMENT RESULTS BY GENERALISED LEASTAuthor for correspondence mail jviallonbipmorg Tel 33 1 45 07 62 70 Fax 33 1 45 07 20 21x0000x0000BIPM QMK1 NILU 1801 Final Report20042828 Apr