2015 WG Meeting Presentations | CCWG Evaluating the role of natural variability in assessments of climate change impacts on air quality Noelle Selin Impact of changes in biogenic emissions on tropospheric ozone between 1954 and 2004 Sarah Monks DMS-climate interactions Philip Cameron-Smith Expanded chemical tagging for CAM-Chem: Attribution of ozone production to both NOx and VOC emissions Tim Butler VSL Halogens in CAM-Chem Doug Kinnison DART / CAM-chem for global CO assimilation Ben Gaubert Rim fire simulated in CESM / CARMA Pengfei Yu A standard climate sensitivity experiment for black carbon aerosols Trond Iverson CAM-chem status – MEGAN corrections, CCMI status, HTAP Louisa Emmons Updates on MOSAIC nitrates, SOA, etc. Steve Ghan Comparing present-day methane lifetime estimates within CAM4 and CAM5 configurations Simone Tilmes Discussion of development plans Michael Prather Discussion of development plans