LND Variable Definitions

I2000CLM50_exp4b.clm2.h0.
and
I2000CLM50_exp1.clm2.h0.

Set 5 Description: Tables of annual means
'D_' denotes a variable derived from two or more history file variables (lnd_func.ncl)
'C_' denotes a CASA model variable.

Variable Name Long Name NativeUnits ReportedUnits
TSA 2m air temperature K K
PREC ppt: rain+snow mm/s mm/d
RAIN atmospheric rain mm/s mm/d
SNOW atmospheric snow mm/s mm/d
SNOWDP snow height m m
FSNO fraction of ground covered by snow unitless unitless
H2OSNO total snow water equiv (SNOWICE + SNOWLIQ) mm mm
VBSA visible black-sky albedo proportion % reflected
NBSA near-IR black-sky albedo proportion % reflected
VWSA visible white-sky albedo proportion % reflected
NWSA near-IR white-sky albedo proportion % reflected
RNET net radiation:fsa-fira W/m^2 W/m^2
LHEAT latent heat:FCTR+FCEV+FGEV W/m^2 W/m^2
FSH sensible heat W/m^2 W/m^2
FSH_TO_COUPLER sensible heat sent to coupler W/m^2 W/m^2
FSH_PRECIP_CONVERSION SHF from conv of rain/snow atm forcing W/m^2 W/m^2
FSH_RUNOFF_ICE_TO_LIQ SHF from conv of ice runoff to liquid W/m^2 W/m^2
CPL_ENERGY_BAL Coupler Energy Balance (Land Area) W/m2 W/m2
FSDS atmospheric incident solar radiation W/m^2 W/m^2
FSA absorbed solar radiation W/m^2 W/m^2
FLDS atmospheric longwave radiation W/m^2 W/m^2
FIRE emitted infrared (longwave) radiation W/m^2 W/m^2
FCTR canopy transpiration W/m^2 W/m^2
FCEV canopy evaporation W/m^2 W/m^2
FGEV ground evaporation W/m^2 W/m^2
FGR heat flux into snow/soil (includes snow melt) W/m^2 W/m^2
FSM snow melt heat flux W/m^2 W/m^2
TLAI total one-sided leaf area index m2/m2 m2/m2
TSAI total one-sided stem area index m2/m2 m2/m2
LAISUN Sunlit Projected Leaf Area Index m2/m2 m^2/m^2
LAISHA Shaded Projected Leaf Area Index m^2/m^2 m^2/m^2
FPSN photosynthesis umol/m^2/s PgC/y
ET Evapotranspiration mm/s mm/d
QOVER surface runoff mm/s mm/d
QIRRIG water added through irrig mm/s mm/d
QDRAI sub-surface drainage mm/s mm/d
QRGWL surface runoff at glaciers, wetlands, lakes mm/s mm/d
WA water in the unconfined aquifer mm mm
ZWT water table depth m m
TWS total water storage mm mm
VOLR river channel total water storage m3 m3
QCHARGE aquifer recharge rate mm/s mm/d
FCOV fractional area with water table at surface unitless [0-1] unitless [0-1]
CO2_PPMV CO2 concentration ppmv ppmv
DSTDEP total dust deposition (dry+wet) from atmosphere kg/m2/s Pg/y
DSTFLXT total surface dust emission kg/m2/s Pg/y
OCDEP total OC deposition (dry+wet) from atmosphere kg/m2/s Pg/y
BCDEP total BC deposition (dry+wet) from atmosphere kg/m2/s Pg/y
PREC ppt: rain+snow mm/s mm/y
QVEGE canopy evaporation mm/s mm/y
QVEGEP canopy evap:QVEGE/(RAIN+SNOW)*100 % %
QVEGT canopy transpiration mm/s mm/y
QSOIL ground evaporation mm/s mm/y
TOTRUNOFF Total Liquid Runoff mm/s mm/y

Variable Name	Long Name	NativeUnits	ReportedUnits
TSA	2m air temperature	K	K
PREC	ppt: rain+snow	mm/s	mm/d
RAIN	atmospheric rain	mm/s	mm/d
SNOW	atmospheric snow	mm/s	mm/d
SNOWDP	snow height	m	m
FSNO	fraction of ground covered by snow	unitless	unitless
H2OSNO	total snow water equiv (SNOWICE + SNOWLIQ)	mm	mm
VBSA	visible black-sky albedo	proportion	% reflected
NBSA	near-IR black-sky albedo	proportion	% reflected
VWSA	visible white-sky albedo	proportion	% reflected
NWSA	near-IR white-sky albedo	proportion	% reflected
RNET	net radiation:fsa-fira	W/m^2	W/m^2
LHEAT	latent heat:FCTR+FCEV+FGEV	W/m^2	W/m^2
FSH	sensible heat	W/m^2	W/m^2
FSH_TO_COUPLER	sensible heat sent to coupler	W/m^2	W/m^2
FSH_PRECIP_CONVERSION	SHF from conv of rain/snow atm forcing	W/m^2	W/m^2
FSH_RUNOFF_ICE_TO_LIQ	SHF from conv of ice runoff to liquid	W/m^2	W/m^2
CPL_ENERGY_BAL	Coupler Energy Balance (Land Area)	W/m2	W/m2
FSDS	atmospheric incident solar radiation	W/m^2	W/m^2
FSA	absorbed solar radiation	W/m^2	W/m^2
FLDS	atmospheric longwave radiation	W/m^2	W/m^2
FIRE	emitted infrared (longwave) radiation	W/m^2	W/m^2
FCTR	canopy transpiration	W/m^2	W/m^2
FCEV	canopy evaporation	W/m^2	W/m^2
FGEV	ground evaporation	W/m^2	W/m^2
FGR	heat flux into snow/soil (includes snow melt)	W/m^2	W/m^2
FSM	snow melt heat flux	W/m^2	W/m^2
TLAI	total one-sided leaf area index	m2/m2	m2/m2
TSAI	total one-sided stem area index	m2/m2	m2/m2
LAISUN	Sunlit Projected Leaf Area Index	m2/m2	m^2/m^2
LAISHA	Shaded Projected Leaf Area Index	m^2/m^2	m^2/m^2
FPSN	photosynthesis	umol/m^2/s	PgC/y
ET	Evapotranspiration	mm/s	mm/d
QOVER	surface runoff	mm/s	mm/d
QIRRIG	water added through irrig	mm/s	mm/d
QDRAI	sub-surface drainage	mm/s	mm/d
QRGWL	surface runoff at glaciers, wetlands, lakes	mm/s	mm/d
WA	water in the unconfined aquifer	mm	mm
ZWT	water table depth	m	m
TWS	total water storage	mm	mm
VOLR	river channel total water storage	m3	m3
QCHARGE	aquifer recharge rate	mm/s	mm/d
FCOV	fractional area with water table at surface	unitless [0-1]	unitless [0-1]
CO2_PPMV	CO2 concentration	ppmv	ppmv
DSTDEP	total dust deposition (dry+wet) from atmosphere	kg/m2/s	Pg/y
DSTFLXT	total surface dust emission	kg/m2/s	Pg/y
OCDEP	total OC deposition (dry+wet) from atmosphere	kg/m2/s	Pg/y
BCDEP	total BC deposition (dry+wet) from atmosphere	kg/m2/s	Pg/y
PREC	ppt: rain+snow	mm/s	mm/y
QVEGE	canopy evaporation	mm/s	mm/y
QVEGEP	canopy evap:QVEGE/(RAIN+SNOW)*100	%	%
QVEGT	canopy transpiration	mm/s	mm/y
QSOIL	ground evaporation	mm/s	mm/y
TOTRUNOFF	Total Liquid Runoff	mm/s	mm/y