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CH 4 Synoptic variability: biomass burning + transport

CH 4 Synoptic variability: biomass burning + transport. CH 4 [ppb] at the surface. CH 4 [ppb] at 500 hPa. 1830 1835 1840 1845 1850 1855 1860. 1840 1850 1860 1870 1880 1890. CH 4 Synoptic variability: biomass burning + transport.

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CH 4 Synoptic variability: biomass burning + transport

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  1. CH4 Synoptic variability: biomass burning + transport CH4 [ppb] at the surface CH4 [ppb] at 500 hPa 1830 1835 1840 1845 1850 1855 1860 1840 1850 1860 1870 1880 1890

  2. CH4 Synoptic variability: biomass burning + transport CH4 [ppb] at 500 hPa Other CH4 emissions CH4 fire emissions 1830 1835 1840 1845 1850 1855 1860 1920 -10 -5 -1 -0.1 -0.01 -0.005 [μmole m-2 s-1] Wildfire emissions (GFAS)

  3. CH4 Synoptic variability: biomass burning+transport Wildfire radiative power (GFAS) 9 July 2013 12 UTC

  4. Real time CH4forecast SURFACE FLUXES TRANSPORT • High resolution IFS (16km, L137) • Free-running atmospheric CH4 • Forecast initialized daily (00 UTC) with op. ECMWF meteorological analysis • 2008 anthropogenic emissions : EDGARv4.2 • (Janssens-Maenhout et al. 2012) • Ocean climatology (Houwelinget al., 1999) • Wetland emissions climatology (Kaplan) • Soil sink ( Ridgwellet al., 1999) • Termites (Sanderson et al., 1996) • Wild animals (Houweling et al., 1999) • Near-real-time GFAS biomass burning • (MACC, Kaiser et al. 2011) Monitoring with ICOS observations 1-day behind real time 5-day FC of 3-D global fields Mace Head (western coast of Ireland) FORECASTOBS [ppb] 1830 1860 1835 Quebec fires

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