Presentation on theme: "Simulated Stratospheric Temperature Trends SPARC Temperature Trends Meeting: April 13, 2007 Washington DC."— Presentation transcript:
Simulated Stratospheric Temperature Trends SPARC Temperature Trends Meeting: April 13, 2007 Washington DC.
Coupled Chemistry Climate Model Simulations of Stratospheric Temperature J. Austin, P. Forster, J. Wilson, S. Bekki, N. Butchard, M. Chipperfield, C. Claud, R.Garcia, N. Gellett, M. Giorgetta, P. Keckhut, D. Kinnison, U. Langematz, E. Manzini, C. Mears, A. Miller, T. Nagasima, J. Nash, S. Pwosn, W.J. Randel., E. Rozanov, T.G.Shepherd, K. Shibata, K.P. Shine, D. Seidel, H. Struthers, D. Thompson, and S. Yoden Manuscript in preparation:
AMTRAC 3 x CCSRNIES CMAM GEOSCCM LMDZepro MAECHAM-4CHEM MRI SOCOL UMETRAC UMSLIMCAT WACCM 3 x Participating Models: CCMval model intercomparison Eyring et al. 2006: Assessment of temperature, trace species and ozone in chemistry-climate model simulations of the recent past, J. Geophys. Res. 111, D22308, doi: /2006JD
A(t)= a o + a 1 t + a 2 + a 3 F (t) Averaged Monthly fields: A(t) is aerosol surface area: (tropics at 60hPa)
Fig. 1: Annually & Globally Averaged Temperature --- UKMO Data Assimilation