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Table 1: Emission datasets used in the CAMS reanalysis

Data set	Version/Period
MACCity anthropognic emissions	MACCity (trend: ACCMIP + RCP8.5) & CO emission upgrade Stein et al. (2014)
GFAS	v1.2: 20030101-
Dry deposition	Sumo dry deposition
VOC emissions	Monthly mean VOC emissions calculated by the MEGAN model using MERRA reanalysed meteorology (Sindelarova et al., 2014)
CO2 ocean fluxes	Takahashi et al. (2009) climatology
CO2 emissions from aviation	Based on ACCMIP NO emissions from aviation scaled to annual total CO2 from EDGAR aviation emissions.
CO2 ecosystem fluxes bias corrected with BFAS	Based on CHTESSEL (modelled online in C-IFS)
CO2 anthropogenic emissions	EDGARv4.2FT2010 (2003-2010)
CH4 wetland emissions	LPJ-HYMN climatology (Spanhi et al., 2011)
CH4 total emissions	based on EDGARv4.2FT2010 , LPJ-HYMN wetland climatology and other natural sources/sinks (2003-2010)
CH4 chemical sink	based on Bergamaschi et al. (2009) dataset
CH4 anthropogenic emissions	EDGARv4.2FT2010 (2003-2010)

Data organisation and access

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Table 1
Table 1
Table1: Fast-access main variables (single-level)

name	units	Variable name in ADS	shortName	paramId
10m u-component of wind	m s^-1	10m_u_component_of_wind	10u	165.128
10m v-component of wind	m s^-1	10m_v_component_of_wind	10v	166.128
2m dewpoint temperature	K	2m_dewpoint_temperature	2d	167.128
2m temperature	K	2m_temperature	2t	168.128
Black carbon aerosol optical depth at 550 nm	~	black_carbon_aerosol_optical_depth_550nm	bcaod550	211.210
Dust aerosol optical depth at 550 nm	~	dust_aerosol_optical_depth_550nm	duaod550	209.210
Land-sea mask	(0 - 1)	land_sea_mask	lsm	172.128
Mean sea level pressure	Pa	mean_sea_level_pressure	msl	151.128
Organic matter aerosol optical depth at 550 nm	~	organic_matter_aerosol_optical_depth_550nm	omaod550	210.210
Particulate matter d < 1 µm	kg m^-3	particulate_matter_1um	pm1	72.210
Particulate matter d < 2.5 µm	kg m^-3	particulate_matter_2.5um	pm2p5	73.210
Particulate matter d < 10 µm	kg m^-3	particulate_matter_10um	pm10	74.210
Sea salt aerosol optical depth at 550 nm	~	sea_salt_aerosol_optical_depth_550nm	ssaod550	208.210
Sulphate aerosol optical depth at 550 nm	~	sulphate_aerosol_optical_depth_550nm"	suaod550	212.210
Surface Geopotential	m² s^-2	surface_geopotential	~	51.162
Total aerosol optical depth at 469 nm	~	total_aerosol_optical_depth_469nm	aod469	213.210
Total aerosol optical depth at 550 nm	~	total_aerosol_optical_depth_550nm	aod550	207.210
Total aerosol optical depth at 670 nm	~	total_aerosol_optical_depth_670nm	aod670	214.210
Total aerosol optical depth at 865 nm	~	total_aerosol_optical_depth_865nm	aod865	215.210
Total aerosol optical depth at 1240 nm	~	total_aerosol_optical_depth_1240nm	aod1240	216.210
Total column carbon monoxide*	kg m^-2	total_column_carbon_monoxide	tcco	127.210
Total column ethane*	kg m^-2	total_column_ethane	tc_c2h6	45.218
Total column formaldehyde*	kg m^-2	total_column_formaldehyde	tchcho	128.210
Total column hydrogen peroxide*	kg m^-2	total_column_hydrogen_peroxide	tc_h2o2	3.218
Total column hydroxyl radical*	kg m^-2	total_column_hydroxyl_radical	tc_oh	30.218
Total column isoprene*	kg m^-2	total_column_isoprene	tc_c5h8	16.218
Total column nitric acid*	kg m^-2	total_column_nitric_acid	tc_hno3	6.218
Total column nitrogen dioxide*	kg m^-2	total_column_nitrogen_dioxide	tcno2	125.210
Total column nitrogen monoxide*	kg m^-2	total_column_nitrogen_monoxide	tc_no	27.218
Total column ozone*	kg m^-2	total_column_ozone	tco3	206.128
Total column peroxyacetyl nitrate*	kg m^-2	total_column_peroxyacetyl_nitrate	tc_pan	13.218
Total column propane*	kg m^-2	total_column_propane	tc_c3h8	47.218
Total column sulphur dioxide*	kg m^-2	total_column_sulphur_dioxide	tcso2	126.210
Total column water vapour*	kg m^-2	total_column_water_vapour	tcwv	137.128

Note
PLEASE NOTE: *Total column (in kg m^-2) is available at the surface (model level 60 for MARS users). Total column refers to the total amount of the selected variable in a column of air extending from the surface of the Earth to the top of the atmosphere (model level 1 for MARS users). Total column can also be referred to as total <selected variable>, or vertically integrated <selected variable>.

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Table 2: Fast-access main variables (multi-level)

name	units	Variable name in ADS	shortName	paramId
Carbon monoxide*	kg kg^-1	carbon_monoxide	co	123.210
Dust aerosol (0.03 - 0.55 µm) mixing ratio*	kg kg^-1	dust_aerosol_0.03-0.55um_mixing_ratio	aermr04	4.210
Dust aerosol (0.55 - 0.9 µm) mixing ratio*	kg kg^-1	dust_aerosol_0.55-0.9um_mixing_ratio	aermr05	5.210
Dust aerosol (0.9 - 20 µm) mixing ratio*	kg kg^-1	dust_aerosol_0.9-20um_mixing_ratio	aermr06	6.210
Ethane*	kg kg^-1	ethane	c2h6	45.217
Formaldehyde*	kg kg^-1	formaldehyde	hcho	124.210
Hydrogen peroxide*	kg kg^-1	hydrogen_peroxide	h2o2	3.217
Hydrophilic black carbon aerosol mixing ratio*	kg kg^-1	hydrophilic_black_carbon_aerosol_mixing_ratio	aermr09	9.210
Hydrophilic organic matter aerosol mixing ratio*	kg kg^-1	hydrophilic_organic_matter_aerosol_mixing_ratio	aermr07	7.210
Hydrophobic black carbon aerosol mixing ratio*	kg kg^-1	hydrophobic_black_carbon_aerosol_mixing_ratio	aermr10	10.210
Hydrophobic organic matter aerosol mixing ratio*	kg kg^-1	hydrophobic_organic_matter_aerosol_mixing_ratio	aermr08	8.210
Hydroxyl radical*	kg kg^-1	hydroxyl_radical	oh	30.217
Isoprene*	kg kg^-1	isoprene	c5h8	16.217
Nitric acid*	kg kg^-1	nitric_acid	hno3	6.217
Nitrogen dioxide*	kg kg^-1	nitrogen_dioxide	no2	121.210
Nitrogen monoxide*	kg kg^-1	nitrogen_monoxide	no	27.217
Ozone*	kg kg^-1	ozone	o3	203
Peroxyacetyl nitrate*	kg kg^-1	peroxyacetyl_nitrate	pan	13.217
Propane*	kg kg^-1	propane	c3h8	47.217
Sea salt aerosol (0.03 - 0.5 µm) mixing ratio*	kg kg^-1	sea_salt_aerosol_0.03-0.5um_mixing_ratio	aermr01	1.210
Sea salt aerosol (0.5 - 5 µm) mixing ratio*	kg kg^-1	sea_salt_aerosol_0.5-5um_mixing_ratio	aermr02	2.210
Sea salt aerosol (5 - 20 µm) mixing ratio*	kg kg^-1	sea_salt_aerosol_5-20um_mixing_ratio	aermr03	3.210
Specific humidity*	kg kg^-1	specific_humidity	q	133
Sulphate aerosol mixing ratio*	kg kg^-1	sulphate_aerosol_mixing_ratio	aermr11	11.210
Sulphur dioxide*	kg kg^-1	sulphur_dioxide	so2	122.210
Temperature	K	temperature	t	130
U-component of wind	m s^-1	u_component_of_wind	u	131
V-component of wind	m s^-1	v_component_of_wind	v	132

Note
PLEASE NOTE: *In the CAMS Global Reanalysis, this variable is the mass mixing ratio at different pressure or model levels in kg kg^-1

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Table 3
Table 3
Table 3: Slow-access additional variables (single-level radiation)

name	units	Variable name in ADS	shortName	paramId
Near IR albedo for diffuse radiation	(0 - 1)	near_ir_albedo_for_diffuse_radiation	alnid	18.128
Near IR albedo for direct radiation	(0 - 1)	near_ir_albedo_for_direct_radiation	alnip	17.128
Snow albedo	(0 - 1)	snow_albedo	asn	32.128
UV visible albedo for diffuse radiation	(0 - 1)	uv_visible_albedo_for_diffuse_radiation	aluvd	16.128
UV visible albedo for direct radiation	(0 - 1)	uv_visible_albedo_for_direct_radiation	aluvp	15.128

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Table 4
Table 4
Table 4: Slow-access additional variables (single-level chemical vertical integrals)

name	units	Variable name in ADS	shortName	paramId
Total column acetone*	kg m^-2	total_column_acetone	tc_ch3coch3	52.128
Total column aldehydes*	kg m^-2	total_column_aldehydes	tc_ald2	12.128
Total column ethanol*	kg m^-2	total_column_ethanol	tc_c2h5oh	46.218
Total column ethene*	kg m^-2	total_column_ethene	tc_c2h4	10.128
Total column formic acid*	kg m^-2	total_column_formic_acid	tc_hcooh	43.218
Total column methane*	kg m^-2	total_column_methane	tc_ch4	4.218
Total column methanol*	kg m^-2	total_column_methanol	tc_ch3oh	42.128
Total column methyl peroxide*	kg m^-2	total_column_methyl_peroxide	tc_ch3ooh	7.218
Total column olefins*	kg m^-2	total_column_olefins	tc_ole	11.218
Total column organic nitrates*	kg m^-2	total_column_organic_nitrates	tc_onit	15.218
Total column paraffins*	kg m^-2	total_column_paraffins	tc_par	9.218
Vertically integrated mass of dust aerosol (0.03 - 0.55 µm)	kg m^-2	vertically_integrated_mass_of_dust_aerosol_0.03-0.55um	aermssdus	43.215
Vertically integrated mass of dust aerosol (0.55 - 9 µm)	kg m^-2	vertically_integrated_mass_of_dust_aerosol_0.55-9um	aermssdum	44.215
Vertically integrated mass of dust aerosol (9 - 20 µm)	kg m^-2	vertically_integrated_mass_of_dust_aerosol_9-20um	aermssdul	45.215
Vertically integrated mass of hydrophilic black carbon aerosol	kg m^-2	vertically_integrated_mass_of_hydrophilic_black_carbon_aerosol	aermssbchphil	78.215
Vertically integrated mass of hydrophilic organic matter aerosol	kg m^-2	vertically_integrated_mass_of_hydrophilic_organic_matter_aerosol	aermssomhphil	62.215
Vertically integrated mass of hydrophobic black carbon aerosol	kg m^-2	vertically_integrated_mass_of_hydrophobic_black_carbon_aerosol	aermssbchphob	77.215
Vertically integrated mass of hydrophobic organic matter aerosol	kg m^-2	vertically_integrated_mass_of_hydrophobic_organic_matter_aerosol	aermssomhphob	61.215
Vertically integrated mass of sea salt aerosol (0.03 - 0.5 µm)	kg m^-2	vertically_integrated_mass_of_sea_salt_aerosol_0.03-0.5um	aermsssss	19.215
Vertically integrated mass of sea salt aerosol (0.5 - 5 µm)	kg m^-2	vertically_integrated_mass_of_sea_salt_aerosol_0.5-5um	aermssssm	20.215
Vertically integrated mass of sea salt aerosol (5 - 20 µm)	kg m^-2	vertically_integrated_mass_of_sea_salt_aerosol_5-20um	aermssssl	21.215
Vertically integrated mass of sulphate aerosol	kg m^-2	vertically_integrated_mass_of_sulphate_aerosol	aermsssu	87.215

Note
PLEASE NOTE: *Total column (in kg m^-2) is available at the surface (model level 60 for MARS users). Total column refers to the total amount of the selected variable in a column of air extending from the surface of the Earth to the top of the atmosphere (model level 1 for MARS users). Total column can also be referred to as total <selected variable>, or vertically integrated <selected variable>.

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Table 5
Table 5
Table5: Slow-access additional variables (single-level meteorological)

name	units	Variable name in ADS	shortName	paramId
High cloud cover	(0 - 1)	high_cloud_cover	hcc	188.128
High vegetation cover	(0 - 1)	high_vegetation_cover	cvh	28.128
Lake cover	(0 - 1)	lake_cover	cl	26.128
Leaf area index, high vegetation	m² m^-2	leaf_area_index_high_vegetation	lai_hv	67.128
Leaf area index, low vegetation	m² m^-2	leaf_area_index_low_vegetation	lai_lv	66.128
Lifting threshold speed	m s^-1	lifting_threshold_speed	aerlts	53.210
Low cloud cover	(0 - 1)	low_cloud_cover	lcc	186.128
Low vegetation cover	(0 - 1)	low_vegetation_cover	cvl	27.128
Mean altitude of maximum injection	m	mean_altitude_of_maximum_injection	mami	119.210
Medium cloud cover	(0 - 1)	medium_cloud_cover	mcc	187.218
Sea-ice cover	(0 - 1)	sea_ice_cover	sicgrd	31.129
Sea surface temperature	K	Sea surface temperature	sst	34.128
Skin reservoir content	m of water equivalent	skin_reservoir_content	src	198.128
Skin temperature	K	skin_temperature	skt	235.128
Snow depth	m of water equivalent	snow_depth	sd	141.128
Soil clay content	%	soil_clay_content	aerscc	54.210
Soil type	~	soil_type	slt	43.128
Surface pressure	Pa	surface_pressure	sp	134.128
Surface roughness	m	surface_roughness	sr	173.128
Total cloud cover	(0 - 1)	total_cloud_cover	tcc	164.128
Total column water	kg m^-2	total_column_water	tcw	136.128
Type of high vegetation	~	type_of_high_vegetation	tvh	30.128
Type of low vegetation	~	type_of_low_vegetation	tvl	29.128

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Table 6
Table 6
Table 6: Slow-access additional variables (multi-level chemical)

name	units	Variable name in ADS	shortName	paramId
Acetone*	kg kg^-1	acetone	ch3coch3	52.217
Acetone product*	kg kg^-1	acetone_product	aco2	53.217
Aldehydes*	kg kg^-1	aldehydes	ald2	12.217
Amine*	kg kg^-1	amine	nh2	40.217
Ammonia*	kg kg^-1	ammonia	nh3	19.217
Ammonium*	kg kg^-1	ammonium	nh4	21.217
Dimethyl sulfide*	kg kg^-1	dimethyl_sulfide	dms	18.217
Dinitrogen pentoxide*	kg kg^-1	dinitrogen_pentoxide	n2o5	33.217
Ethanol*	kg kg^-1	ethanol	c2h5oh	46.217
Ethene*	kg kg^-1	ethene	c2h4	10.217
Formic acid*	kg kg^-1	formic_acid	hcooh	43.217
Hydroperoxy radical*	kg kg^-1	hydroperoxy_radical	ho2	28.217
Lead*	kg kg^-1	lead	pb	26.217
Methacrolein MVK*	kg kg^-1	methacrolein_mvk	ispd	50.217
Methacrylic acid*	kg kg^-1	methacrylic_acid	mcooh	44.217
Methane (chemistry)*	kg kg^-1	methane_chemistry	ch4_c	4.217
Methane sulfonic acid*	kg kg^-1	methane_sulfonic_acid	msa	22.217
Methanol*	kg kg^-1	methanol	ch3oh	42.217
Methyl glyoxal*	kg kg^-1	methyl_glyoxal	ch3cocho	23.217
Methyl peroxide*	kg kg^-1	methyl_peroxide	ch3ooh	7.217
Methylperoxy radical*	kg kg^-1	methylperoxy_radical	ch3o2	29.217
Nitrate*	kg kg^-1	nitrate	no3_a	51.217
Nitrate radical*	kg kg^-1	nitrate_radical	no3	32.217
Olefins*	kg kg^-1	olefins	ole	11.217
Organic ethers*	kg kg^-1	organic_ethers	ror	36.217
Organic nitrates*	kg kg^-1	organic_nitrates	onit	15.217
Paraffins*	kg kg^-1	paraffins	par	9.217
Pernitric acid*	kg kg^-1	pernitric_acid	ho2no2	34.217
Peroxides*	kg kg^-1	peroxides	rooh	14.217
Peroxy acetyl radical*	kg kg^-1	peroxy_acetyl_radical	c2o3	35.217
Propene*	kg kg^-1	propene	c3h6	48.217
Radon*	kg kg^-1	radon	ra	181.210
Stratospheric ozone tracer*	kg kg^-1	stratospheric_ozone_tracer	o3s	24.217
Terpenes*	kg kg^-1	terpenes	c10h16	49.217

Note
PLEASE NOTE: *In the CAMS Global Reanalysis, this variable is the mass mixing ratio at different pressure or model levels in kg kg^-1

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Table 7
Table 7
Table 7: Slow-access additional variables (multi-level meteorological)

name	units	Variable name in ADS	shortName	paramId
Fraction of cloud cover	(0 - 1)	fraction_of_cloud_cover	cc	248
Geopotential	m² s^-2	geopotential	z	129
Potential vorticity	K m² kg^-1 s^-1	potential_vorticity	pv	60.128
Relative humidity	%	relative_humidity	r	157.128
Specific cloud ice water content	kg kg^-1	specific_cloud_ice_water_content	ciwc	247
Specific cloud liquid water content	kg kg^-1	specific_cloud_liquid_water_content	clwc	246
Specific rain water content	kg kg^-1	specific_rain_water_content	crwc	75
Specific snow water content	kg kg^-1	specific_snow_water_content	cswc	76
Vertical velocity	Pa s^-1	vertical_velocity	w	135

Satellite Data

The atmospheric composition satellite retrievalsused as input into the CAMS reanalysis are listed below. The following abbreviations are used in Table 1. TC: Total column, TRC: Tropospheric column, PROF: profiles, PC: Partial columns, ColAv: Column average mixing ratio, QR= quality flag given by data providers, SOE: Solar elevation, MODORO: Model orography, PRESS_RL= pressure at bottom of layer, LAT: Latitude.

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Table1: Fast-access main variables (single-level)

Table 2: Fast-access main variables (multi-level)

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Table 3
Table 3
Table 3: Slow-access additional variables (single-level radiation)

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Table 4
Table 4
Table 4: Slow-access additional variables (single-level chemical vertical integrals)

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Table 5
Table 5
Table5: Slow-access additional variables (single-level meteorological)

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Table 6: Slow-access additional variables (multi-level chemical)

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Table 7: Slow-access additional variables (multi-level meteorological)

Satellite Data

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AnchorTable 1Table 1Table1: Fast-access main variables (single-level)

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Satellite Data

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Table 1
Table 1
Table1: Fast-access main variables (single-level)

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Table 3
Table 3
Table 3: Slow-access additional variables (single-level radiation)

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Table 4
Table 4
Table 4: Slow-access additional variables (single-level chemical vertical integrals)

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Table 5
Table 5
Table5: Slow-access additional variables (single-level meteorological)

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Table 6
Table 6
Table 6: Slow-access additional variables (multi-level chemical)

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Table 7
Table 7
Table 7: Slow-access additional variables (multi-level meteorological)