Physiography (under development)

Component	ALADIN	COSMO	HIRLAM	UM/JULES	ECMWF
Orography	GTOPO030 database resolution 30”	None	None	None at present, possibly SRTM in future	None
Soil types	FAO database resolution 10 km : fraction of sand and clay	Harmonized World Soil Database (HWSD)	None	HWSD + STATGO + observations	None
Soil depths	ECOCLIMAP database resolution 1km. Lookuptable with ecotypes	HWSD	None	HWSD	None
Land covers	ECOCLIMAP resolution 1km. 255 ecotypes derived from NDVI classification and a set of 12 pure “ecoptypes”. Lookup tables for pure ecotypes and “flux conserving” averages for mixed ecotypes	NDVI climatology, NASA/GSFC based on monthly mean data from SeaWiFS resolution 2.5’	None	None at present. Possibly POSTEL in future	Seasonal cycle of LAI based on ECOCLIMAP or MODIS
Lake properties	ECOCLIMAP database resolution 1km + specific lake database (location + depth)	Specific lake database (location + depth) from DWD for FLake	None	None	None
Land-sea mask	Fractional from ECOCLIMAP database resolution : 250 m over Europe (CORINE) resolution 1km elsewhere	None	None	None	None