AGH University of Krakow

Code	163
Name	AGH University of Krakow
Acronym	AGH
Country/territory	Poland
Address 1	Akademia Gorniczo-Hutnicza im. Stanislawa Staszica w Krakowie al. Mickiewicza 30 30-059 Krakow
Address 2
Address 3
Website
Station(s)	Kasprowy Wierch
Gas species	CO2 CH4

 ARM Carbon Project, Lawrence Berkeley National Laboratory

Code	92
Name	ARM Carbon Project, Lawrence Berkeley National Laboratory
Acronym	LBNL
Country/territory	United States of America
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Advanced Global Atmospheric Gases Experiment Science Team(AGAGE)

Code	4
Name	Advanced Global Atmospheric Gases Experiment Science Team(AGAGE)
Acronym	AGAGE
Country/territory	Multinational
Address 1	Advanced Global Atmospheric Gases Experiment
Address 2	Massachusetts Institute of Technology, Center for Global Change Science
Address 3	Building 54-1312 Cambridge, MA 02139-2307
Website	https://agage.mit.edu/
Station(s)	Adrigole Kennaook / Cape Grim Monte Cimone Cape Meares (OR) Gosan Jungfraujoch Mace Head Ragged Point Samoa (Cape Matatula) Tacolneston Tall Tower Trinidad Head (CA) Taunus Observatory Zeppelin Mountain (Ny Ålesund)
Gas species	CH4 N2O SF6 SO2F2 NF3 CCl4 CH3CCl3 CFC-113 CFC-12 CFC-11 CFC-115 CFC-114 CFC-13 HCFC-141b HCFC-142b HCFC-22 HCFC-124 HCFC-132b HCFC-133a HFC-125 HFC-23 HFC-152a HFC-236fa HFC-245fa HFC-227ea HFC-365mfc HFC-134a HFC-143a HFC-32 HFC-4310mee PFC-116 PFC-218 PFC-14 PFC-318 CBrClF2 CBrF3 C2Br2F4 CO CHCl3 CH3Cl CH2Cl2 CH3Br C2HCl3 C2Cl4 H2

 Agency for Meteorology, Climatology and Geophysics

Code	10
Name	Agency for Meteorology, Climatology and Geophysics
Acronym	BMKG
Country/territory	Indonesia
Address 1
Address 2
Address 3	Jl. Angkasa I No.2 Kemayoran Jakarta Pusat, DKI Jakarta 10720 P.O. Box 3540 Jkt
Website	http://bmkg.go.id
Station(s)	Bukit Kototabang
Gas species	CO2 CH4 CO

 Agency on Hydrometeorology under Ministry of Emergency Situations of the Kyrgyz Republic

Code	155
Name	Agency on Hydrometeorology under Ministry of Emergency Situations of the Kyrgyz Republic
Acronym	Kyrgyzhydromet
Country/territory	Kyrgyzstan
Address 1	1 Kerimbekov street
Address 2
Address 3
Website	http://meteo.kg
Station(s)	Cholpon-Ata
Gas species	CO2 CH4 CO

 Aichi Air Environment Division

Code	5
Name	Aichi Air Environment Division
Acronym	AICH
Country/territory	Japan
Address 1	Aichi Air Environment Division
Address 2
Address 3	1-2 Sannomaru-3chome, Naka-ku, Nagoya, Aichi 460-8501, Japan
Website
Station(s)	Mikawa-Ichinomiya
Gas species	CO2

 Arava Institute for Environmental Studies

Code	140
Name	Arava Institute for Environmental Studies
Acronym	AIES
Country/territory	Israel
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Atmospheric Chemistry Research Group School of Chemistry University of Bristol

Code	77
Name	Atmospheric Chemistry Research Group School of Chemistry University of Bristol
Acronym	UNIVBRIS
Country/territory	United Kingdom of Great Britain and Northern Ireland
Address 1
Address 2	University of Bristol
Address 3	Senate House, Tyndall Avenue, Bristol, BS8 1TH, UK
Website	http://www.bris.ac.uk/chemistry/research/acrg/
Station(s)	Bilsdale Ridge Hill Tacolneston Tall Tower
Gas species	CO2 CH4 N2O SF6 CO H2

 Australian Antarctic Division

Code	156
Name	Australian Antarctic Division
Acronym	AAD
Country/territory	Australia
Address 1	Australian Antarctic Division
Address 2	203 Channel Hwy, Kingston TAS 7050, Australia
Address 3
Website	https://www.antarctica.gov.au/
Station(s)
Gas species

 Australian Nuclear Science and Technology Organisation

Code	7
Name	Australian Nuclear Science and Technology Organisation
Acronym	ANSTO
Country/territory	Australia
Address 1	Locked Bag 2001
Address 2	Kirrawee DC, NSW 2232
Address 3	Australia
Website	http://www.ansto.gov.au/
Station(s)	Kennaook / Cape Grim Cape Point
Gas species	222Rn

 Bermuda Institute of Ocean Sciences

Code	104
Name	Bermuda Institute of Ocean Sciences
Acronym	BIOS
Country/territory	Bermuda
Address 1
Address 2
Address 3
Website	http://www.bios.edu/#!/healthier-oceans
Station(s)
Gas species

 British Antarctic Survey

Code	9
Name	British Antarctic Survey
Acronym	BAS
Country/territory	United Kingdom of Great Britain and Northern Ireland
Address 1	British Antarctic Survey
Address 2	High Cross, Madingley Road
Address 3	CAMBRIDGE CB3 0ET
Website	https://www.bas.ac.uk/
Station(s)	Halley
Gas species	CO

 CNR-Institute of Atmospheric Pollution Research

Code	131
Name	CNR-Institute of Atmospheric Pollution Research
Acronym	IIA
Country/territory	Italy
Address 1
Address 2	c/o UNICAL-Polifunzionale
Address 3	87036 Rende, Italy
Website
Station(s)	Monte Curcio
Gas species	CO2 CH4 CO

 Center for Environmental Science in Saitama

Code	65
Name	Center for Environmental Science in Saitama
Acronym	SAIPF
Country/territory	Japan
Address 1
Address 2
Address 3	914 Kamitanadare, Kazo City, Saitama 347-0115
Website	https://www.pref.saitama.lg.jp/b0508/cess-english/index.html
Station(s)	Mt. Dodaira Kisai Urawa
Gas species	CO2

 China Meteorological Administration

Code	13
Name	China Meteorological Administration
Acronym	CMA
Country/territory	China
Address 1	46 Zhongguancun S. Ave., Haidian Dist., Beijing, 100081, China
Address 2
Address 3
Website
Station(s)	Mt. Waliguan
Gas species	CO2 CH4

 Chugach McKinley, Inc.

Code	99
Name	Chugach McKinley, Inc.
Acronym	CM
Country/territory	United States of America
Address 1
Address 2
Address 3
Website	http://www.chugach-ak.com/
Station(s)
Gas species

 Commonwealth Bureau of Meteorology

Code	11
Name	Commonwealth Bureau of Meteorology
Acronym	BoM
Country/territory	Australia
Address 1	Commonwealth Bureau of Meteorology
Address 2	700 Collins St, Docklands GPO Box 1289K, Melbourne, Victoria 3001
Address 3
Website	http://www.bom.gov.au
Station(s)
Gas species

 Commonwealth Scientific and Industrial Research Organisation

Code	16
Name	Commonwealth Scientific and Industrial Research Organisation
Acronym	CSIRO
Country/territory	Australia
Address 1	CSIRO Environment - Climate, Atmosphere & Oceans Interactions
Address 2	Commonwealth Scientific and Industrial Research Organisation (CSIRO)
Address 3	Private Bag 1, Aspendale, Vic, Australia 3195
Website	https://research.csiro.au/acc/
Station(s)	Aircraft (over Bass Strait and Cape Grim) Alert Cape Ferguson Kennaook / Cape Grim Cape Rama Casey Estevan Point Gunn Point Mawson Mauna Loa (HI) Macquarie Island Lerwick South Pole
Gas species	CO2 CH4 N2O 13CO2 CO H2

 Czech Hydrometeorological Institute

Code	12
Name	Czech Hydrometeorological Institute
Acronym	CHMI
Country/territory	Czech Republic
Address 1
Address 2
Address 3	Na sabatce 2050/17, 143 06 Praha 412-Komorany
Website	http://www.chmi.cz/uoco/struct/odd/ook.html
Station(s)	Kosetice Observatory
Gas species	CH4 CO

 Department of Applied Environmental Science, Stockholm University

Code	38
Name	Department of Applied Environmental Science, Stockholm University
Acronym	ITM
Country/territory	Sweden
Address 1
Address 2
Address 3	Department of Environmental Science and Analytical Chemistry (ACES) Stockholm University 106 91 Stockholm
Website	http://www.itm.su.se
Station(s)	Zeppelin Mountain (Ny Ålesund)
Gas species	CO2

 Direccion Meteorologica de Chile

Code	17
Name	Direccion Meteorologica de Chile
Acronym	DMC
Country/territory	Chile
Address 1
Address 2	Dirección Meteorológica de Chile
Address 3	Av. Portales 3450, Estación Central - Santiago
Website	http://www.meteochile.gob.cl/
Station(s)	El Tololo
Gas species	CO2 CH4 CO

 Direcion Nacional del Antartico- Istituto Antartico Argentino, Buenos Aires, Argentina

Code	18
Name	Direcion Nacional del Antartico- Istituto Antartico Argentino, Buenos Aires, Argentina
Acronym	IAA
Country/territory	Argentina
Address 1
Address 2	Dirección Nacional del Antártico
Address 3	Balcarce 290 - 2° Piso, C.A.B.A. C1064ABR Ciudad Autónoma de Buenos Aires
Website
Station(s)	Jubany
Gas species	CO2

 Dive Kiribati

Code	90
Name	Dive Kiribati
Acronym	DK
Country/territory	Kiribati
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Egyptian Meteorological Authority

Code	22
Name	Egyptian Meteorological Authority
Acronym	EMA
Country/territory	Egypt
Address 1	Al-Khalifa El-Maamoun St. Kobry Al-Qubba Cairo, Egypt
Address 2	P.O.Box: 11784
Address 3
Website	http://ema.gov.eg/
Station(s)	CAIRO Farafra
Gas species	CO2

 Environment and Climate Change Canada

Code	20
Name	Environment and Climate Change Canada
Acronym	ECCC
Country/territory	Canada
Address 1	Environment and Climate Change Canada
Address 2	Climate Research Division
Address 3	4905 Dufferin Street, Toronto, Ontario CANADA M3H 5T4
Website
Station(s)	Alert Behchoko Bratt's Lake Cambridge Bay Candle Lake Churchill Chibougamau Chapais Egbert Estevan Point Esther East Trout Lake Fraserdale Inuvik Lac La Biche (Alberta) Sable Island
Gas species	CO2 CH4 N2O 13CO2 C18O2 CO

 Eotvos Lorand University, Budapest

Code	158
Name	Eotvos Lorand University, Budapest
Acronym	ELTE
Country/territory	Hungary
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Fairleigh Dickinson University

Code	88
Name	Fairleigh Dickinson University
Acronym	FDU
Country/territory	United States of America
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Federal Environment Agency Austria

Code	72
Name	Federal Environment Agency Austria
Acronym	UBAA
Country/territory	Austria
Address 1
Address 2	Spittelauer Lände 5
Address 3	A-1090 Wien
Website	http://www.umweltbundesamt.at
Station(s)	SONNBLICK Observatory
Gas species	CO2 CH4 CO

 Federal Office of Meteorology and Climatology MeteoSwiss

Code	127
Name	Federal Office of Meteorology and Climatology MeteoSwiss
Acronym	MeteoSwiss
Country/territory	Switzerland
Address 1	Operation Center 1
Address 2	CH-8058 Zurich-Airport
Address 3
Website	https://www.meteoswiss.ch
Station(s)
Gas species

 Finnish Meteorological Institute

Code	25
Name	Finnish Meteorological Institute
Acronym	FMI
Country/territory	Finland
Address 1
Address 2
Address 3	P.O. BOX 503 FI-00101 HELSINKI FINLAND
Website	http://www.fmi.fi/en
Station(s)	Pallas Tiksi
Gas species	CO2 CH4

 Fisheries Research Agency

Code	26
Name	Fisheries Research Agency
Acronym	FRA
Country/territory	Japan
Address 1
Address 2	Japan Fisheries Research and Education Agency
Address 3	15F Queen's Tower B, 2-3-3 Minato Mirai, Nishi-ku, Yokohama, Kanagawa, JAPAN 220-6115
Website
Station(s)	Soyo Maru, R/V Wakataka-Maru
Gas species	CO2

 Foundation for Promoting Personal Mobility and Ecological Transportation

Code	21
Name	Foundation for Promoting Personal Mobility and Ecological Transportation
Acronym	ECoMo
Country/territory	Japan
Address 1
Address 2
Address 3	3rd Floor, Gobancho KU Bldg., 10, Gobancho, Chiyoda-ku, Tokyo 102-0076 Japan
Website	http://www.ecomo.or.jp/
Station(s)
Gas species

 Fraunhofer-Institute for Atmospheric Environmental Research

Code	31
Name	Fraunhofer-Institute for Atmospheric Environmental Research
Acronym	IMKIFU
Country/territory	Germany
Address 1
Address 2	Carbon Dioxide Information Analysis Center
Address 3	Oak Ridge National Laboratory Bethel Valley Road P.O. Box 2008 Building 2040 Oak Ridge, Tennessee 37831-6290 USA
Website	http://cdiac.ornl.gov/trends/co2/fra.html
Station(s)	Wank Zugspitze-Gipfel
Gas species	CO2

 French Polar Institute

Code	123
Name	French Polar Institute
Acronym	IPEV
Country/territory	France
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 GNS Science

Code	120
Name	GNS Science
Acronym	GNS
Country/territory	New Zealand
Address 1	30 Gracefield Road
Address 2	Gracefield 5010 Lower Hutt
Address 3	New Zealand
Website	https://www.gns.cri.nz/
Station(s)	Arrival Heights Macquarie Island Southern Ocean Ship of Opportunity
Gas species	14CO2

 GeoSphere Austria

Code	176
Name	GeoSphere Austria
Acronym	GSA
Country/territory	Austria
Address 1	Hohe Warte 38
Address 2	1190 Wien
Address 3
Website	https://www.geosphere.at
Station(s)
Gas species

 German Environment Agency

Code	71
Name	German Environment Agency
Acronym	UBAG
Country/territory	Germany
Address 1	Umweltbundesamt, Wörlitzer Platz 1, 06844 Dessau-Roßlau
Address 2	Umweltbundesamt (Federal Environment Agency) FG II4.5, Air Monitoring Network, Paul-Ehrlich-Str. 29, 63225 Langen
Address 3
Website	https://www.umweltbundesamt.de/gaw
Station(s)	Brotjacklriegel Deuselbach Neuglobsow Schauinsland Waldhof-Langenbrügge Westerland Zingst Zugspitze-Schneefernerhaus Zugspitze-Gipfel
Gas species	CO2 CH4 N2O SF6 CO

 German Meteorological Service

Code	19
Name	German Meteorological Service
Acronym	DWD
Country/territory	Germany
Address 1
Address 2	Deutscher Wetterdienst
Address 3	Frankfurter Straße 135, 63067 Offenbach, Germany
Website	http://www.dwd.de/EN/research/observing_atmosphere/composition_atmosphere/hohenpeissenberg/start_mohp_node.html
Station(s)	Gartow Helgoland Hohenpeissenberg Jülich Karlsruhe Lindenberg Ochsenkopf Steinkimmen Torfhaus Zugspitze-Schneefernerhaus
Gas species	CO2 CH4 N2O CO 222Rn 7Be

 Global Monitoring Laboratory, NOAA

Code	2
Name	Global Monitoring Laboratory, NOAA
Acronym	NOAA
Country/territory	United States of America
Address 1	NOAA/ESRL
Address 2	R/GML1
Address 3	325 Broadway Boulder, CO 80305-3328
Website	https://gml.noaa.gov/
Station(s)	Arembepe Alert Amsterdam Island Argyle (ME) Anmyeon-do Atlantic Ocean Ascension Island Assekrem St. Croix Serreta (Terceira) Baltic Sea Baring Head Bukit Kototabang St. David's Head Tudor Hill (Bermuda) Barrow (AK) Constanta (Black Sea) Cold Bay (AK) Kennaook / Cape Grim Christmas Island Cape Meares (OR) Cape Point Crozet Drake Passage Easter Island Guam (Mariana Island) Dwejra Point Halley Harvard Forest (MA) Hohenpeissenberg Hegyhátsál háttérszennyettség-mérő állomás Storhofdi Grifton - Georgia Station (NC) Izaña (Tenerife) Kaashidhoo (Male Atoll) Key Biscane (FL) Kitt Peak (AZ) Cape Kumukahi (HI) Sary Taukum Plateau Assy Park Falls (WI) Lac La Biche (Alberta) Lulin Lampedusa Mould Bay McMurdo Mex High Altitude Global Climate Observation Center Mace Head Sand Island Mt. Kenya Mauna Kea (HI) Mauna Loa (HI) Natal Gobabeb Niwot Ridge - T-van (CO) Kaitorete Spit Olympic Peninsula (WA) Ochsenkopf Pallas Pacific-Atlantic Ocean Pacific Ocean Palmer Station Point Arena (CA) Ragged Point South China Sea Shangdianzi Mahé Bird Island (South Georgia) Southern Great Plains E13 (OK) Shemya Island La Jolla (CA) Samoa (Cape Matatula) South Pole Ocean Station Charlie Ocean Station M Summit Syowa Tacolneston Tall Tower Tae-ahn Peninsula Trinidad Head (CA) Tiksi Ushuaia Wendover (UT) Ulaan Uul West Branch (Iowa) Sede Boker Moody (TX) Mt. Waliguan Western Pacific Zeppelin Mountain (Ny Ålesund)
Gas species	CO2 CH4 N2O SF6 13CH4 13CO2 C18O2 CCl4 CH3CCl3 CFC-113 CFC-12 CFC-11 HCFC-141b HCFC-142b HCFC-22 HFC-125 HFC-152a HFC-227ea HFC-365mfc HFC-134a HFC-143a HFC-32 CBrClF2 CBrF3 C2Br2F4 CO CH3Cl CH2Cl2 CH3Br C2Cl4 H2 14CO2

 Gobabeb Training and Research Centre

Code	109
Name	Gobabeb Training and Research Centre
Acronym	GTRC
Country/territory	Namibia
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Goddard Earth Sciences Data and Information Services Center

Code	150
Name	Goddard Earth Sciences Data and Information Services Center
Acronym	GESDISC
Country/territory	United States of America
Address 1	NASA Goddard Space Flight Center
Address 2	Code 610.2
Address 3	Greenbelt, MD 20771
Website	https://daac.gsfc.nasa.gov/
Station(s)
Gas species

 Hong Kong Observatory

Code	27
Name	Hong Kong Observatory
Acronym	HKO
Country/territory	Hong Kong, China
Address 1
Address 2	Hong Kong Observatory
Address 3	134A Nathan Road, Kowloon, Hong Kong.
Website	http://www.hko.gov.hk
Station(s)	Hok Tsui / Cape d Aguilar King's Park
Gas species	CO2

 Hungarian Meteorological Service

Code	28
Name	Hungarian Meteorological Service
Acronym	HMS
Country/territory	Hungary
Address 1
Address 2
Address 3	H-1181 Budapest, Gilice tér 39.
Website	http://www.met.hu/en/idojaras/
Station(s)	Kecskemét K-puszta háttérszennyettség-mérő állomás
Gas species	CO2

 Icelandic Meteorological Office

Code	96
Name	Icelandic Meteorological Office
Acronym	IMO
Country/territory	Iceland
Address 1
Address 2
Address 3
Website	http://en.vedur.is/
Station(s)
Gas species

 Institute for Nuclear Research

Code	157
Name	Institute for Nuclear Research
Acronym	ATOMKI
Country/territory	Hungary
Address 1	Bem tér 18/C
Address 2	H-4026 Debrecen, Hungary
Address 3
Website	https://www.atomki.hu/en/
Station(s)	Hegyhátsál háttérszennyettség-mérő állomás
Gas species	CO2 CH4

 Institute for Nuclear Research and Nuclear Energy

Code	33
Name	Institute for Nuclear Research and Nuclear Energy
Acronym	INRNE
Country/territory	Bulgaria
Address 1
Address 2
Address 3	Bulgaria, BG-1784, Sofia, Tzarigradsko chaussee, Blvd., 72
Website	http://www.inrne.bas.bg/
Station(s)	BEO Moussala
Gas species	CO2 CO

 Institute of Arctic and Alpine Research, University of Colorado

Code	34
Name	Institute of Arctic and Alpine Research, University of Colorado
Acronym	INSTAAR
Country/territory	United States of America
Address 1	Institute of Arctic and Alpine Research
Address 2	University of Colorado
Address 3	Campus Box 450 Boulder, CO 80309-0450 USA
Website	https://instaar.colorado.edu/
Station(s)	Summit
Gas species	CH4

 Institute of Environmental Protection - NRI

Code	35
Name	Institute of Environmental Protection - NRI
Acronym	IOEP
Country/territory	Poland
Address 1	Instytut Ochrony Srodowiska
Address 2	Pnstwowy Instytut Badawczy ul. ks. Z. Troszynskiego 9, 01-693
Address 3
Website	http://www.ios.edu.pl
Station(s)	Diabla Gora / Puszcza Borecka
Gas species	CO2

 Institute of Experimental Meteorology

Code	133
Name	Institute of Experimental Meteorology
Acronym	IEM
Country/territory	Russian Federation
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Instituto Geofisico del Peru

Code	30
Name	Instituto Geofisico del Peru
Acronym	IGP
Country/territory	Peru
Address 1
Address 2
Address 3	Calle Badajoz N° 169 - Mayorazgo IV Etapa - Ate Vitarte
Website	http://portal.igp.gob.pe/
Station(s)	Huancayo
Gas species	CO2

 Instituto Nacional de Meteorologia e Geofisica

Code	105
Name	Instituto Nacional de Meteorologia e Geofisica
Acronym	INMG
Country/territory	Portugal
Address 1
Address 2
Address 3
Website	http://www.inamet.gov.ao/
Station(s)
Gas species

 Integrated Carbon Observation System Research Infrastructure

Code	162
Name	Integrated Carbon Observation System Research Infrastructure
Acronym	ICOS
Country/territory	Multinational
Address 1	Erik Palménin aukio 1
Address 2	FI-00560 Helsinki
Address 3	FINLAND
Website	https://www.icos-cp.eu
Station(s)	Birkenes Cesar (Cabauw) Monte Cimone Gartow Helgoland Hohenpeissenberg Hyltemossa Hegyhátsál háttérszennyettség-mérő állomás Ispra Izaña (Tenerife) Jungfraujoch Jülich Karlsruhe Kresin u Pacova Lindenberg Lampedusa Lutjewad Norunda Observatoire Pérenne de l'Environnement Ochsenkopf Pallas Plateau Rosa Puijo Puy de Dôme Ridge Hill La Réunion Saclay Hyytiälä Station Nord Schauinsland Steinkimmen Svartberget Torfhaus Trainou (Orléans) Utö Weybourne Atmospheric Observatory Westerland Zeppelin Mountain (Ny Ålesund) Zugspitze-Schneefernerhaus
Gas species	CO2 CH4 N2O CO

 International Center for Earth Sciences - CNR, Institute of Acoustics and Sensors

Code	14
Name	International Center for Earth Sciences - CNR, Institute of Acoustics and Sensors
Acronym	ICES
Country/territory	Italy
Address 1
Address 2	National Research Council
Address 3	Piazzale Aldo Moro,7 - 00185, Roma, Italia
Website
Station(s)
Gas species

 Istituto per lo studio degli impatti Antropici e Sostenibilità in ambiente marino

Code	138
Name	Istituto per lo studio degli impatti Antropici e Sostenibilità in ambiente marino
Acronym	IASCNR
Country/territory	Italy
Address 1	via del Mare n. 3 - 91021 Torretta Granitola (TP) - Italy
Address 2
Address 3
Website	https://www.cnr.it/it/istituto/124/articolazione-territoriale#870
Station(s)
Gas species

 Italian Air Force Mountain Centre

Code	29
Name	Italian Air Force Mountain Centre
Acronym	IAFMS
Country/territory	Italy
Address 1	Via Delle Ville, 40, 41029 Sestola (MO)
Address 2
Address 3
Website	http://www.meteoam.it/
Station(s)	Monte Cimone
Gas species	CO2 CH4

 Italian National Agency for New Technologies, Energy and Sustainable Economic Development

Code	24
Name	Italian National Agency for New Technologies, Energy and Sustainable Economic Development
Acronym	ENEA
Country/territory	Italy
Address 1
Address 2
Address 3	Lungotevere Thaon di Revel, 76 - 00196 ROME - Italy
Website
Station(s)	Lampedusa Madonie - Piano Battaglia
Gas species	CO2 CH4 N2O SF6 CCl4 CH3CCl3 CFC-113 CFC-12 CFC-11 HCFC-141b HCFC-142b HCFC-22 HFC-134a CBrClF2 CBrF3 CHCl3 CH3Cl CH2Cl2 CH3I CH3Br CH2Br2

 Japan Aerospace Exploration Agency

Code	137
Name	Japan Aerospace Exploration Agency
Acronym	JAXA
Country/territory	Japan
Address 1
Address 2
Address 3	7-44-1 Jindaiji Higashi-machi, Chofu-shi, Tokyo 182-8522
Website	http://global.jaxa.jp/
Station(s)
Gas species

 Japan Agency for Marine-Earth Science and Technology

Code	122
Name	Japan Agency for Marine-Earth Science and Technology
Acronym	JAMSTEC
Country/territory	Japan
Address 1
Address 2
Address 3	2-15, Natsushima, Yokosuka, Kanagawa, Japan 237-0061
Website	https://www.jamstec.go.jp/e/
Station(s)	Mirai, R/V
Gas species	CO2

 Japan Meteorological Agency

Code	1
Name	Japan Meteorological Agency
Acronym	JMA
Country/territory	Japan
Address 1
Address 2
Address 3	3-6-9 Toranomon, Minato City, Tokyo 105-8431
Website	https://www.jma.go.jp/jma/indexe.html
Station(s)	Alligator liberty, M/V Aircraft (Western North Pacific) Keifu Maru, R/V Kofu Maru, R/V Minamitorishima Ryofu Maru, R/V Ryori Yonagunijima
Gas species	CO2 CH4 N2O CCl4 CH3CCl3 CFC-113 CFC-12 CFC-11 HFC-125 HFC-23 HFC-152a HFC-245fa HFC-227ea HFC-134a HFC-143a HFC-32 CO TIC

 Kazakh Scientific Institute of Environmental Monitoring and Climate

Code	94
Name	Kazakh Scientific Institute of Environmental Monitoring and Climate
Acronym	KSI
Country/territory	Kazakhstan
Address 1
Address 2
Address 3
Website	http://www.uicc.org/
Station(s)
Gas species

 Kenya Meteorological Department

Code	40
Name	Kenya Meteorological Department
Acronym	KMD
Country/territory	Kenya
Address 1	Kenyan Meteorological Department Kenya Meteorological Department
Address 2	KMD
Address 3	Dagoretti Corner P.O. Box 30259 00100 Nairobi
Website
Station(s)	Mt. Kenya
Gas species	CO2 CH4 CO

 Korea Centre for Atmospheric Environment Research

Code	97
Name	Korea Centre for Atmospheric Environment Research
Acronym	KCAER
Country/territory	Republic of Korea
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Korea Meteorological Administration

Code	39
Name	Korea Meteorological Administration
Acronym	KMA
Country/territory	Republic of Korea
Address 1
Address 2	KMA/NIMS
Address 3	33, Seohobuk-ro, Seogwipo, Jeju, 63568
Website	http://www.kma.go.kr/
Station(s)	Anmyeon-do Gosan King Sejong Ulleungdo
Gas species	CO2 CH4 N2O SF6 CFC-113 CFC-12 CFC-11 CO

 Korean Polar Research Institute

Code	124
Name	Korean Polar Research Institute
Acronym	KOPRI
Country/territory	Republic of Korea
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Kyrgyz National University

Code	41
Name	Kyrgyz National University
Acronym	KSNU
Country/territory	Kyrgyzstan
Address 1
Address 2
Address 3	720033, Biskek, Frunze street 547
Website	http://www.university.kg/
Station(s)	Issyk-Kul
Gas species	CO2 CH4

 Laboratoire d'Aérologie

Code	43
Name	Laboratoire d'Aérologie
Acronym	LA
Country/territory	France
Address 1
Address 2
Address 3	14 avenue Edouard Belin 31400 - TOULOUSE
Website	http://www.aero.obs-mip.fr
Station(s)	Pic du Midi
Gas species	CO

 Laboratoire de Météorologie Physique

Code	44
Name	Laboratoire de Météorologie Physique
Acronym	LAMP
Country/territory	France
Address 1
Address 2	LaMP
Address 3	4 av. Blaise Pascal TSA 60026 CS 60026 63178 Aubière
Website	http://wwwobs.univ-bpclermont.fr/atmos/fr/index.php
Station(s)	Puy de Dôme
Gas species	CO

 Laboratoire des Sciences du Climat et de l'Environnement

Code	45
Name	Laboratoire des Sciences du Climat et de l'Environnement
Acronym	LSCE
Country/territory	France
Address 1	LSCE
Address 2	CEA-Orme des Merisiers, F-91191 GIF-SUR-YVETTE
Address 3
Website	http://www.lsce.ipsl.fr/
Station(s)	Amsterdam Island Begur Finokalia Ile Grande Mace Head Aircraft: Orleans Pic du Midi Puy de Dôme
Gas species	CO2 CH4 CO

 Lulin Atmospheric Background Station

Code	84
Name	Lulin Atmospheric Background Station
Acronym	LABS
Country/territory	Taiwan, province of China
Address 1	Taiwan
Address 2
Address 3
Website	http://lulin.tw/
Station(s)
Gas species

 Malaysian Meteorological Department

Code	47
Name	Malaysian Meteorological Department
Acronym	MMD
Country/territory	Malaysia
Address 1
Address 2	Malaysian Meteorological Department
Address 3	Jalan Sultan 46667, Petaling Jaya, Selangor
Website	http://www.met.gov.my
Station(s)	Danum Valley
Gas species	CO2

 Max Planck Institute for Biogeochemistry

Code	102
Name	Max Planck Institute for Biogeochemistry
Acronym	MPIB
Country/territory	Germany
Address 1	P.O. Box 10 01 64
Address 2	07701 Jena
Address 3
Website	http://www.bgc-jena.mpg.de/
Station(s)
Gas species

 Meteorological Research Institute

Code	48
Name	Meteorological Research Institute
Acronym	MRI
Country/territory	Japan
Address 1	Department of Climate and Geochemistry Research
Address 2	Meteorological Research Institute
Address 3	1-1 Nagamine, Tsukuba, 305-0052, Japan
Website	https://www.mri-jma.go.jp/index_en.html
Station(s)	CHICHIJIMA MRI Research, Hakuho Maru, R/V INSTAC MRI Research, Kaiyo Maru, R/V Memanbetsu Mirai, R/V Minamitorishima MRI Research, Ship observations MRI Research, Natushima, R/V Aircraft (over Japan and surroundings) MRI Research, Ryofu Maru, R/V Ryori Tateno (Tsukuba) MRI Research, Wellington Maru, R/V Yonagunijima
Gas species	CO2 CH4 N2O SF6 13CO2 CFC-12 CFC-11 CO 222Rn

 Ministry of Environment, Repulbic of Korea

Code	126
Name	Ministry of Environment, Repulbic of Korea
Acronym	ME
Country/territory	Republic of Korea
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Ministry of Foreign Affairs and Environment

Code	86
Name	Ministry of Foreign Affairs and Environment
Acronym	MFAE
Country/territory	Malta
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Ministry of the Environment Government of Japan

Code	136
Name	Ministry of the Environment Government of Japan
Acronym	MOE
Country/territory	Japan
Address 1
Address 2	Godochosha No. 5
Address 3	Kasumigaseki 1-2-2, Chiyoda-ku, Tokyo 100-8975
Website	http://www.env.go.jp/en/index.html
Station(s)
Gas species

 Mongolian Hydrometeorological Research Institute

Code	106
Name	Mongolian Hydrometeorological Research Institute
Acronym	IMH
Country/territory	Mongolia
Address 1
Address 2
Address 3
Website	http://www.icc.mn/index.php
Station(s)
Gas species

 Morski Instytut Rybacki

Code	83
Name	Morski Instytut Rybacki
Acronym	MIR
Country/territory	Poland
Address 1
Address 2
Address 3
Website	http://www.mir.gdynia.pl
Station(s)
Gas species

 NASA Jet Propulsion Laboratory, California Institute of Technology

Code	149
Name	NASA Jet Propulsion Laboratory, California Institute of Technology
Acronym	NASAJPLCaltech
Country/territory	United States of America
Address 1
Address 2	4800 Oak Grove Drive
Address 3	Pasadena, CA 91109
Website	https://www.jpl.nasa.gov/
Station(s)
Gas species

 NOAA Atlantic Ocean Marine Laboratory

Code	110
Name	NOAA Atlantic Ocean Marine Laboratory
Acronym	AOML
Country/territory	United States of America
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Nagoya University

Code	49
Name	Nagoya University
Acronym	NAGOU
Country/territory	Japan
Address 1
Address 2	Hydrospheric Atmospheric Research Center
Address 3	Hydrospheric Atmospheric Research Center Administrative Office for Research Institutes Second Floor, Research Institutes Building Nagoya University Furo-cho, Chikusa-ku, Nagoya, 464-8601
Website	http://www.hyarc.nagoya-u.ac.jp/Eng/01about/organization-en.html
Station(s)	Nagoya
Gas species	N2O

 National Institute for Environmental Studies

Code	53
Name	National Institute for Environmental Studies
Acronym	NIES
Country/territory	Japan
Address 1
Address 2	National Institute for Environmental Studies
Address 3	16-2 Onogawa, Tsukuba 305-8506, Japan
Website	https://www.nies.go.jp/index-e.html
Station(s)	Cape Ochiishi CONTRAIL Hateruma Island
Gas species	CO2 CH4 N2O SF6 CFC-11 HCFC-141b HCFC-142b HCFC-22 HFC-23 HFC-152a HFC-134a HFC-32

 National Institute in Space Research

Code	36
Name	National Institute in Space Research
Acronym	INPE
Country/territory	Brazil
Address 1	Center for Earth System Science(CCST), Greenhouse Gas Laboratory(LaGEE)
Address 2
Address 3
Website	http://www.inpe.br/ingles
Station(s)	Arembepe Santarem
Gas species	CO2 CH4 N2O SF6 CO

 National Institute of Advanced Industrial Science and Technology

Code	6
Name	National Institute of Advanced Industrial Science and Technology
Acronym	AIST
Country/territory	Japan
Address 1	Environmental Management Research Institute
Address 2	National Institute of Advanced Industrial Science and Technology (AIST)
Address 3	AIST Tsukuba West, 16-1 Onogawa, Tsukuba, Ibaraki 305-8569, Japan
Website	https://unit.aist.go.jp/env-mri/117aerg/en/index-e.html
Station(s)	Aircraft (Western North Pacific) Ryori Takayama
Gas species	CO2 O2/N2 ratio

 National Institute of Environmental Research

Code	52
Name	National Institute of Environmental Research
Acronym	GERC
Country/territory	Republic of Korea
Address 1	The National Institute of Environmental Research
Address 2	Environmental Research Complex
Address 3	Hwangyeong-ro 42, Seo-gu, Incheon, 22689
Website	http://eng.me.go.kr/eng/web/index.do?menuId=46
Station(s)	Gosan
Gas species	CO2 CH4 N2O

 National Institute of Meteorological Research, KMA

Code	55
Name	National Institute of Meteorological Research, KMA
Acronym	METRI
Country/territory	Republic of Korea
Address 1
Address 2
Address 3	45, Gisangcheong-gil, Dongjak-gu, Seoul, Korea
Website
Station(s)	Gosan
Gas species	CO2 CH4 N2O CFC-12 CFC-11

 National Institute of Polar Research

Code	56
Name	National Institute of Polar Research
Acronym	NIPR
Country/territory	Japan
Address 1
Address 2	National Institute of Polar Research
Address 3	10-3, Midori-cho, Tachikawa-shi, Tokyo 190-8518, Japan
Website	http://www.nipr.ac.jp/english/
Station(s)
Gas species

 National Institute of Public Health and the Environment

Code	63
Name	National Institute of Public Health and the Environment
Acronym	RIVM
Country/territory	Kingdom of the Netherlands
Address 1
Address 2	RIVM
Address 3	P.O. Box 13720 BA Bilthoven The Netherlands
Website	http://www.rivm.nl/en
Station(s)	Kollumerwaard Kloosterburen
Gas species	CO2 CH4 CO

 National Institute of Water & Atmospheric Research Ltd.

Code	57
Name	National Institute of Water & Atmospheric Research Ltd.
Acronym	NIWA
Country/territory	New Zealand
Address 1	NIWA - Wellington
Address 2	Private Bag 14901, Kilbirnie, Wellington, 6241
Address 3	301 Evans Bay Parade, Hataitai, Wellington 6021
Website	http://www.niwa.co.nz
Station(s)	Arrival Heights Baring Head Pacific Ocean Lauder Maunga Kākaramea
Gas species	CO2 CH4 N2O SF6 13CH4 CO 14CO2

 National Meteorological Administration

Code	58
Name	National Meteorological Administration
Acronym	INMH
Country/territory	Romania
Address 1
Address 2	Administratia Nationala de Meteorologie
Address 3	Sos. Bucuresti-Ploiesti nr.97, Sector 1, Cod postal: 013686 Bucuresti Romania
Website	http://www.meteoromania.ro/anm2/
Station(s)	Fundata
Gas species	CO2

 National Physical Laboratory

Code	154
Name	National Physical Laboratory
Acronym	NPL
Country/territory	United Kingdom of Great Britain and Northern Ireland
Address 1	Hampton Rd
Address 2	Teddington, Middlesex, UK
Address 3	TW11 0LW
Website	https://www.npl.co.uk/
Station(s)	Heathfield
Gas species	CO2 CH4 N2O SF6 13CH4 CH3D CO 222Rn

 National Research Council, Institute of Atmospheric Sciences and Climate

Code	37
Name	National Research Council, Institute of Atmospheric Sciences and Climate
Acronym	ISAC
Country/territory	Italy
Address 1
Address 2
Address 3	Via Piero Gobetti, 101 40129 BOLOGNA (IT)
Website	http://www.isac.cnr.it
Station(s)	Capo Granitola Monte Cimone Lecce Environmental-Climate Observatory Lamezia Terme
Gas species	CO2 CH4 CO H2

 National Science Foundation

Code	89
Name	National Science Foundation
Acronym	NSF
Country/territory	United States of America
Address 1
Address 2
Address 3
Website	http://www.nsf.gov/div/index.jsp?div=PLR
Station(s)
Gas species

 National University of Ireland, Galway

Code	107
Name	National University of Ireland, Galway
Acronym	NUI
Country/territory	Ireland
Address 1
Address 2
Address 3
Website	http://www.nuigalway.ie/
Station(s)
Gas species

 National Weather Service

Code	69
Name	National Weather Service
Acronym	SMNA
Country/territory	Argentina
Address 1	Dorrego 4019, (C1425GBE) Ciudad Autónoma de Buenos Aires, Argentina.
Address 2
Address 3
Website	https://www.smn.gob.ar/
Station(s)	Ushuaia
Gas species	CO2 CH4 CO

 New Energy and Industrial Technology Development Organization

Code	50
Name	New Energy and Industrial Technology Development Organization
Acronym	NEDO
Country/territory	Japan
Address 1	Marine Information Service Office
Address 2	Hydrographic and Oceanographic Department
Address 3	Japan Coast Guard 2-5,18, Aomi, Koto-ki, Tokyo, 135-0064 Japan
Website	http://www.jodc.go.jp/
Station(s)	NOPACCS - Hakurei Maru - WEST COSMIC - Hakurei Maru No.2 -
Gas species	SF6 CFC-113 CFC-12 CFC-11 TIC

 Norwegian Institute for Air Research

Code	54
Name	Norwegian Institute for Air Research
Acronym	NILU
Country/territory	Norway
Address 1	Instituttveien 18
Address 2	PO Box 100
Address 3	NO-2027 Kjeller, NORWAY
Website	http://www.nilu.no
Station(s)	Trollhaugen Zeppelin Mountain (Ny Ålesund)
Gas species	CO2 CH4 N2O CFC-11

 Norwegian Meteorological Institute

Code	111
Name	Norwegian Meteorological Institute
Acronym	NMI
Country/territory	Norway
Address 1
Address 2
Address 3
Website	http://met.no
Station(s)
Gas species

 Office National de la Meteorologie

Code	59
Name	Office National de la Meteorologie
Acronym	ONM
Country/territory	Algeria
Address 1
Address 2
Address 3	1, Avenue Mohamed Khemisti BP 153 Dar el Beida-16011- Alger
Website	http://www.meteo.dz/
Station(s)	Assekrem
Gas species	CO

 Oregon Graduate Institute of Science and Technology

Code	93
Name	Oregon Graduate Institute of Science and Technology
Acronym	OGIST
Country/territory	United States of America
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Osaka University

Code	60
Name	Osaka University
Acronym	OSAKAU
Country/territory	Japan
Address 1	Graduate School of Engineering Osaka University
Address 2	Osaka University
Address 3	2-1 Yamadaoka, Suita, Osaka 565-0871 Japan
Website	http://www.eng.osaka-u.ac.jp/en/index.html
Station(s)	Suita
Gas species	CO2

 Penn State University

Code	148
Name	Penn State University
Acronym	PSU
Country/territory	United States of America
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Physics Institute, Climate and Environmental Physics, University of Bern

Code	42
Name	Physics Institute, Climate and Environmental Physics, University of Bern
Acronym	KUP
Country/territory	Switzerland
Address 1	University of Bern
Address 2	Physics Institute, Climate and Environmental Physics, University of Bern
Address 3	Sidlerstrasse 5, CH-3012 Bern
Website	https://www.climate.unibe.ch
Station(s)	Jungfraujoch
Gas species	CO2

 Pinnacle Towers Inc.

Code	118
Name	Pinnacle Towers Inc.
Acronym	PTI
Country/territory	United States of America
Address 1
Address 2
Address 3
Website	http://gggpartners.com/case-study/pinnacle-towers-inc
Station(s)
Gas species

 Point Arena Lighthouse Keepers, Inc.

Code	85
Name	Point Arena Lighthouse Keepers, Inc.
Acronym	PALK
Country/territory	United States of America
Address 1
Address 2
Address 3
Website	http://pointarenalighthouse.com/
Station(s)
Gas species

 Private Party

Code	101
Name	Private Party
Acronym	PP
Country/territory	Barbados
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 Ricerca sul Sistema Energetico - RSE S.p.A.

Code	64
Name	Ricerca sul Sistema Energetico - RSE S.p.A.
Acronym	RSE
Country/territory	Italy
Address 1
Address 2
Address 3	via R. Rubattino 54, 20134 Milano
Website	http://www.rse-web.it
Station(s)	Plateau Rosa
Gas species	CO2 CH4

 Romanian Marine Research Institute

Code	108
Name	Romanian Marine Research Institute
Acronym	RMRI
Country/territory	Romania
Address 1
Address 2
Address 3
Website	http://www.ciesm.org/online/institutes/inst/Inst43.htm
Station(s)
Gas species

 Scripps Institution of Oceanography

Code	115
Name	Scripps Institution of Oceanography
Acronym	SIO
Country/territory	United States of America
Address 1
Address 2
Address 3
Website	https://scripps.ucsd.edu/
Station(s)
Gas species

 Seychelles Bureau of Standards

Code	112
Name	Seychelles Bureau of Standards
Acronym	SBS
Country/territory	Seychelles
Address 1
Address 2
Address 3
Website	http://www.iso.org/iso/home.htm
Station(s)
Gas species

 Shizuoka University

Code	67
Name	Shizuoka University
Acronym	SHIZU
Country/territory	Japan
Address 1
Address 2
Address 3	836, Ohya, Suruga-ku, Shizuoka-Shi, Shizuoka-Ken, 422-8529, Japan
Website	http://www.shizuoka.ac.jp/english/shisetsu/index.html
Station(s)	Hamamatsu
Gas species	CO2

 Sistema Internacional de Monitoreo Ambiental

Code	91
Name	Sistema Internacional de Monitoreo Ambiental
Acronym	SIMA
Country/territory	Mexico
Address 1
Address 2
Address 3
Website	http://aire.nl.gob.mx/
Station(s)
Gas species

 Slovenian Environment Agency

Code	8
Name	Slovenian Environment Agency
Acronym	ARSO
Country/territory	Slovenia
Address 1	Vojkova 1b SI-1000 Ljubljana, Slovenia
Address 2
Address 3
Website	http://www.arso.gov.si
Station(s)	Krvavec
Gas species	CO

 South African Weather Service

Code	66
Name	South African Weather Service
Acronym	SAWS
Country/territory	South Africa
Address 1	South African Weather Service - GAW,
Address 2	Freight Road, Oval Park Office,
Address 3	Cape Town Int Airport, 7525
Website	http://www.weathersa.co.za/
Station(s)	Cape Point
Gas species	CO2 CH4 N2O CO

 Southern California Marine Institute

Code	141
Name	Southern California Marine Institute
Acronym	SCMI
Country/territory	United States of America
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 State Meteorological Agency of Spain

Code	3
Name	State Meteorological Agency of Spain
Acronym	AEMET
Country/territory	Spain
Address 1	Izana Atmospheric Research Center
Address 2	C/ La Marina, 20, Planta 6, 38001 Santa Cruz de Tenerife, Spain
Address 3
Website	http://izana.aemet.es/
Station(s)	Izaña (Tenerife)
Gas species	CO2 CH4 N2O SF6 CO

 Swiss Federal Laboratories for Materials Science and Technology

Code	23
Name	Swiss Federal Laboratories for Materials Science and Technology
Acronym	Empa
Country/territory	Switzerland
Address 1	Überlandstrasse 129
Address 2	8600 Dübendorf
Address 3	Switzerland
Website	http://www.empa.ch/gaw
Station(s)	BEROMUENSTER Jungfraujoch Payerne Rigi
Gas species	CO2 CH4 N2O SF6 CO

 The Hong Kong Polytechnic University

Code	61
Name	The Hong Kong Polytechnic University
Acronym	PolyU
Country/territory	Hong Kong, China
Address 1	Room Z404, 4/F, Block Z
Address 2	The Hong Kong Polytechnic University
Address 3	Hung Hom, Kowloon, Hong Kong
Website	https://www.polyu.edu.hk/web/en/home/index.html
Station(s)	Hok Tsui / Cape d Aguilar
Gas species	CO

 Tohoku University

Code	70
Name	Tohoku University
Acronym	TU
Country/territory	Japan
Address 1	Center for Atmospheric and Oceanic Studies
Address 2	6-3 Aoba, Aramaki, Aoba-ku
Address 3	Sendai 980-8578
Website	http://tgr.gp.tohoku.ac.jp
Station(s)	Churchill CONTRAIL Northern and western Pacific Ny Ålesund Aircraft (off the Pacific coast of Sendai) Ship between Ishigaki Island and Hateruma Island Syowa Aircraft (over Japan and mainland)
Gas species	CO2 CH4 N2O 13CH4 CH3D

 U.S. Fish and Wildlife Service

Code	95
Name	U.S. Fish and Wildlife Service
Acronym	USFWS
Country/territory	United States of America
Address 1
Address 2
Address 3
Website	http://www.fws.gov/
Station(s)
Gas species

 U.S. National Weather Service

Code	87
Name	U.S. National Weather Service
Acronym	NWS
Country/territory	United States of America
Address 1
Address 2
Address 3
Website	www.nws.noaa.gov
Station(s)
Gas species

 United Kingdom Meteorological Office

Code	80
Name	United Kingdom Meteorological Office
Acronym	UKMO
Country/territory	United Kingdom of Great Britain and Northern Ireland
Address 1
Address 2
Address 3
Website	http://www.metoffice.gov.uk/
Station(s)
Gas species

 United States Geological Survey

Code	143
Name	United States Geological Survey
Acronym	USGS
Country/territory	United States of America
Address 1
Address 2
Address 3
Website	http://www.usgs.gov/
Station(s)
Gas species

 University of Exeter

Code	151
Name	University of Exeter
Acronym	UoE
Country/territory	United Kingdom of Great Britain and Northern Ireland
Address 1	Hatherly Labs
Address 2	Prince of Wales Road
Address 3	Exeter, EX4 4PS
Website	https://oao.exeter.ac.uk/
Station(s)	Cape Verde Atmospheric Observatory
Gas species	CO2 CH4 N2O CO

 University of Guam/Marine Laboratory

Code	82
Name	University of Guam/Marine Laboratory
Acronym	UOG
Country/territory	United States of America
Address 1
Address 2
Address 3
Website	http://www.uog.edu/marinelab
Station(s)
Gas species

 University of Maine

Code	117
Name	University of Maine
Acronym	UM
Country/territory	United States of America
Address 1
Address 2
Address 3
Website	https://umaine.edu/
Station(s)
Gas species

 University of Malta

Code	75
Name	University of Malta
Acronym	UMLT
Country/territory	Malta
Address 1	Department of Geosciences
Address 2	University of Malta
Address 3	Msida MSD 2080 MALTA
Website	http://projects.um.edu.mt/apr/
Station(s)	Giordan Lighthouse
Gas species	CO2 CH4 CO 222Rn

 University of Urbino, Dep. of Pure and Applied Sciences (DISPEA)

Code	74
Name	University of Urbino, Dep. of Pure and Applied Sciences (DISPEA)
Acronym	UNIURB
Country/territory	Italy
Address 1	piazza Rinascimento 6
Address 2	61029 - Urbino
Address 3
Website
Station(s)	Monte Cimone Nepal Climate Observatory - Pyramid
Gas species	CH4 N2O SF6 SO2F2 COS CCl4 CH3CCl3 CFC-113 CFC-12 CFC-11 CFC-115 CFC-114 HCFC-141b HCFC-142b HCFC-22 HCFC-132b HCFC-133a HFC-125 HFC-152a HFC-236fa HFC-245fa HFC-227ea HFC-365mfc HFC-134a HFC-143a HFC-32 PFC-218 PFC-318 CBrClF2 CBrF3 CO CHCl3 CH3Cl CH2Cl2 CH3I CH3Br CH2Br2 C2HCl3 C2Cl4 CHBr3

 University of Wisconsin

Code	146
Name	University of Wisconsin
Acronym	UW
Country/territory	United States of America
Address 1
Address 2
Address 3
Website
Station(s)
Gas species

 University of York

Code	76
Name	University of York
Acronym	UYRK
Country/territory	United Kingdom of Great Britain and Northern Ireland
Address 1
Address 2	NCAS, University of York
Address 3	York YO10 5DD United Kingdom
Website	http://www.york.ac.uk/
Station(s)	Cape Verde Atmospheric Observatory
Gas species	CO2 CH4 CO

 Viet Nam Meteorological and Hydrological Administration

Code	51
Name	Viet Nam Meteorological and Hydrological Administration
Acronym	VNMHA
Country/territory	Viet Nam
Address 1
Address 2
Address 3	No. 8 Phao Dai Lang street 100000 Ha Noi Viet Nam
Website	http://vnmha.gov.vn/
Station(s)	Pha Din
Gas species	CO2 CH4 CO

 Voeikov Main Geophysical Observatory

Code	46
Name	Voeikov Main Geophysical Observatory
Acronym	MGO
Country/territory	Russian Federation
Address 1
Address 2	Voeikov Main Geophysical Observatory
Address 3	St. Petersburg, Karbyshev Street 7, Russian Federation, 194021
Website	http://voeikovmgo.ru/index.php?lang=en
Station(s)	Bering Island Kotelnyj Island Kyzylcha Ocean Station Charlie Teriberka Tiksi
Gas species	CO2 CH4

 WITN Television

Code	114
Name	WITN Television
Acronym	WITN
Country/territory	United States of America
Address 1
Address 2
Address 3
Website	http://www.witn.com/
Station(s)
Gas species

 Weizmann Institute of Science

Code	81
Name	Weizmann Institute of Science
Acronym	WIS
Country/territory	Israel
Address 1
Address 2
Address 3
Website	https://www.weizmann.ac.il/pages/
Station(s)
Gas species

 Wisconsin Educational Communications Board & US Forest Service

Code	98
Name	Wisconsin Educational Communications Board & US Forest Service
Acronym	WECB
Country/territory	United States of America
Address 1
Address 2
Address 3
Website	http://www.ecb.org/
Station(s)
Gas species

 Zeppelin Station/University of Stockholm Meteorological Institute

Code	103
Name	Zeppelin Station/University of Stockholm Meteorological Institute
Acronym	MISU
Country/territory	Sweden
Address 1
Address 2
Address 3
Website	http://www.aces.su.se/zeppelin/index.html
Station(s)
Gas species