b40.20th.oz.1deg.006 Annual Mean Timeseries TOM-SURF residual flux TOM fluxes Surface fluxes Hydrologic cycle fluxes NH and SH ice area NH snow depth over land Surface temperatures Nino Anomalies Optical Depths Carbon Optical Depths Dust Optical Depths CH4 SO4 N2O Solar Insolation Ozone CO2vmr