Long name

Variable name

Unit

Category

Comment

grid-cell area

area

m²

1

land fraction

landf

1

1

Please express "X_area_fraction" as the fraction of horizontal area occupied by X.

surface altitude

orog

m

1

"Surface" means the lower boundary of the atmosphere. Altitude is the (geometric) height above the geoid, which is the reference geopotential surface.

Meteorology

Precipitation

precip

kg m^-2 s^-1

1

Includes all types: rain, snow, large-scale, convective, etc.

surface temperature

tas

K

1

surface air pressure

ps

Pa

1

"Surface" means the lower boundary of the atmosphere.

Cloud fraction

clt

%

1

Cloud fraction as seen from top or surface

tropopause_air_pressure

ptp

Pa

2

2D monthly mean thermal tropopause calculated using WMO tropopause definition on 3d temperature

tropopause_air_temperature

tatp

K

2

See above

tropopause_altitude

ztp

M

2

See above

Budget

Load of H₂SO₄ (aerosol)

loadso4

kg m^-2

1

Units of the particle-phase-sulphur should be using mass of H2SO4

Load of SO₂(g)

loadso2

kg m^-2

1

Load of H₂SO₄(g)

loadh2so4

kg m^-2

1

Load of OCS

loadocs

kg m^-2

1

Load of DMS

loaddms

kg m^-2

2

Load of H₂S

loadh2s

kg m^-2

3

Load of CS₂

loadcs2

kg m^-2

3

Removal

dry deposition of DMS

drysdms

kg m^-2 s^-1

2

dry deposition of SO₂

dryso2

kg m^-2 s^-1

1

dry deposition of H₂SO₄(g)

dryh2so4

kg m^-2 s^-1

1

dry deposition of H₂SO₄(p)

dryso4

kg m^-2 s^-1

1

sedimentation of SO₄

sedso4

kg m^-2 s^-1

1

dry deposition of H₂S

dryh2s

kg m^-2 s^-1

2

dry deposition of C₂S

dryc2s

kg m^-2 s^-1

2

wet deposition of SO₂

wetso2

kg m^-2 s^-1

1

wet deposition of H₂SO₄(p)

wetso4

kg m^-2 s^-1

1

wet deposition of DMS

wetdms

kg m-² s^-1

2

wet deposition of C₂S

wetc2s

kg m^-2 s^-1

2

wet deposition of H₂S

weth2s

kg m^-2 s^-1

2

Emission

total emission of SO₂

emiso2

kg m^-2 s^-1

1

total emission of DMS

emidms

kg m^-2 s^-1

2

total emission of COS

emicos

kg m-2 s-1

1

If available

total emission of DMS

emih2s

kg m-2 s-1

1

total emission of CS2

emic2s

kg m-2 s-1

3

Fluxes

SO₂ Flux to the tropopause

flxso2

kg m^-2 s^-1

1

H₂SO₄(p)Flux through the tropoause (total)

flxso4t

kg m^-2 s^-1

1

H₂SO₄ Flux (tropopause) per size class/modes

flxso4_

kg m^-2 s^-1

3

Flux H₂SO₄ (p) > 5nm

flxso4p150

kg m^-2 s^-1

2

Flux H₂SO₄ (p) >150nm

flxso4p150

kg m^-2 s^-1

2

Flux H₂SO₄ (p) >250nm

flxso4p250

kg m^-2 s^-1

2

Flux H₂SO₄ (p) >550nm

flxso4p550

kg m^-2 s^-1

2

Flux H₂SO₄ (p) >750nm

flxso4p750

kg m^-2 s^-1

2

Flux H₂SO₄ (p) >1000nm

flxso4p1000

kg m^-2 s^-1

2

Radiation

AOD@386nm

od386aer

1

2

AOD@453nm

od453aer

1

2

AOD@525nm

od525aer

1

1

AOD@750nm

od750aer

1

2

AOD@870nm

pd870aer

1

2

AOD@1020nm

od1020aer

1

1

AOD@3460nm

od3460aer

1

2

AOD@5260nm

od5260aer

1

2

AOD@12660nm

od5260aer

1

2

Surface downwelling SW radiation

rsds

W m^-2

1

Surface upwelling SW radiation

rsus

W m^-2

1

Surface downwelling LW radiation

rlds

W m^-2

1

Surface upwelling LW radiation

rldus

W m^-2

1

Surface downwelling SW flux clear sky

rsdscs

W m^-2

2

Surface upwelling SW flux clear sky

rsuscs

W m^-2

2

Surface upwelling LW flux clear sky

rldcs

W m^-2

2

Surface diffuse SW flux

rsdsdiff

W m^-2

2

Surface diffuse SW flux clear sky

rsdscsdiff

W m^-2

2

TOA Incident

rst

W m^-2

2

TOA downwelling SW radiation

rsdt

W m^-2

1

TOA downwelling LW radiation

rldt

W m^-2

1

TOA outgoing SW radiation

rsut

W m^-2

1

TOA outgoing SW radiation clear sky

rsutcs

W m^-2

2

TOA outgoing LW radiation

rlut

W m^-2

1

TOA outgoing LW radiation clear sky

rlutcs

W m^-2

2

Total photsynthtically FLUX (PAR)

tphotpar

W m^-2

3

photsynthtically FLUX (PAR)

photpar

W m^-2

3