"For Scientific purposes, access to these data is unlimited and provided without charge. By their use you accept that an offer of co-authorship will be made through personal contact with the data providers or owners whenever substantial use is made of their data. In all cases, an acknowledgement must be made to the data providers or owners and to the data centre when these data are used within a publication."

Advanced Global Atmospheric Gases Experiment Science Team(AGAGE), Agency for Meteorology, Climatology and Geophysics, Agency on Hydrometeorology under Ministry of Emergency Situations of the Kyrgyz Republic, Atmospheric Chemistry Research Group School of Chemistry University of Bristol, China Meteorological Administration, CNR-Institute of Atmospheric Pollution Research, Commonwealth Scientific and Industrial Research Organisation, Czech Hydrometeorological Institute, Direccion Meteorologica de Chile, Environment and Climate Change Canada, Federal Environment Agency Austria, Finnish Meteorological Institute, German Environment Agency, German Meteorological Service, Global Monitoring Laboratory, NOAA, Institute for Nuclear Research, Institute of Arctic and Alpine Research, University of Colorado, Italian Air Force Mountain Centre, Italian National Agency for New Technologies, Energy and Sustainable Economic Development, Japan Meteorological Agency, Kenya Meteorological Department, Korea Meteorological Administration, Kyrgyz National University, Laboratoire des Sciences du Climat et de l'Environnement, Meteorological Research Institute, National Institute for Environmental Studies, National Institute in Space Research, National Institute of Environmental Research, National Institute of Meteorological Research, KMA, National Institute of Public Health and the Environment, National Institute of Water & Atmospheric Research Ltd., National Physical Laboratory, National Research Council, Institute of Atmospheric Sciences and Climate, Norwegian Institute for Air Research, Ricerca sul Sistema Energetico - RSE S.p.A., South African Weather Service, State Meteorological Agency of Spain, Swiss Federal Laboratories for Materials Science and Technology, Tohoku University, University of Exeter, University of Malta, University of Urbino, Dep. of Pure and Applied Sciences (DISPEA), University of York, Viet Nam Meteorological and Hydrological Administration, Voeikov Main Geophysical Observatory,

Adelaide Dinoi (ISAC), Adéla Holubová (CHMI), Alcide di Sarra (ENEA), Alfred Micallef (UMLT), Andrea Lanza (RSE), Arifin, Ikhsan Buyung (BMKG), Carlos Torres (AEMET), Casper Labuschagne (SAWS), Cedric Couret (UBAG), Chris Rennick (NPL), Christian Plass-Dulmer (DWD), Christina Harth (SIO), Christoph Zellweger (Empa), Claudia Calidonna (ISAC), Colm Sweeney (NOAA), Daegeun Shin (KMA), Dagmar Kubistin (DWD), Daisuke Goto (NIPR), Damiano Sferlazzo (ENEA), Daniel Gullì (ISAC), David Murithi Njiru (KMD), Detlev Helmig (INSTAAR), Dickon Young (UNIVBRIS), Doug Worthy (ECCC), E Kozlova (UoE), Ed Dlugokencky (NOAA), Elise Guerette (CSIRO), ENYO Kazutaka (JMA), Eunjung Kim (GERC), Fabrizio Anello (ENEA), Felice Dipace (IAFMS), Francesco Apadula (RSE), Francesco Monteleone (ENEA), Francescopiero Calzolari (ISAC), Frank Meinhardt (UBAG), Gaston Torres (DMC), Giorgio Tranchida (IASCNR), Giovanni Giacalone (IASCNR), Gordon Brailsford (NIWA), Gulzhan Esenzhanova (Kyrgyzhydromet), Haeyoung Lee (KMA), Hidekazu Matsueda (MRI), Ignazio Fontana (IASCNR), Iris Buxbaum (UBAA), Ivano Ammoscato (ISAC), Jacques Hueber (INSTAAR), Jennifer Müller-Williams (DWD), Jens Mühle (SIO), Jgor Arduini (UNIURB), Jiyoung Kim (GERC), Jooil Kim (SIO), Joseph Pitt (UNIVBRIS), Juha Hatakka (FMI), Jörg Klausen (MeteoSwiss), Katie Read (UYRK), Kazuhiro Tsuboi (MRI), Kentaro ISHIJIMA (MRI), Kieran Stanley (UNIVBRIS), Kirk Thoning (NOAA), Laszlo Haszpra (ATOMKI), LIANG Miao (CMA), Luciana Vanni Gatti (INPE), Lucy Carpenter (UYRK), Ludwig Ries (UBAG), Luigi Lauria (IAFMS), Mariantonia Bencardino (IIA), Martin Saliba (UMLT), Martin Steinbacher (Empa), Marvic Grima (UMLT), Masao Ishii (MRI), Mathew Mutuku (KMD), Matthias Lindauer (DWD), Maurizio Busetto (ISAC), Michel Ramonet (LSCE), Nahas, Alberth Christian (BMKG), Nguyen Nhat Anh (VNMHA), Nina Paramonova (MGO), Okaem, Tanti Tritama (BMKG), ONO Etsuro (JMA), Ove Hermansen (NILU), Paolo Cristofanelli (ISAC), Paul Fraser (CSIRO), Paul Krummel (CSIRO), Pedro Rivas (AEMET), Ray F. Weiss (SIO), Ray Langenfelds (CSIRO), Ray Wang (EAS), Reza Mahdi (BMKG), Ronald Spoor (RIVM), Ryo Fujita (MRI), Salvatore Piacentino (ENEA), Shinji Morimoto (TU), Simon O'Doherty (UNIVBRIS), Stefano Amendola (IAFMS), Stephen Matthew Platt (NILU), Sylvia Nichol (NIWA), TAKATSUJI Shinya (JMA), Taku Umezawa (NIES), Tatiana Di Iorio (ENEA), Toshinobu Machida (NIES), Tuomas Laurila (FMI), V. Sinyakov (KSNU), Viktor Ivakhov (MGO), Wolfgang Spangl (UBAA), Xin Lan (NOAA), Yasunori TOHJIMA (NIES), Yosuke Niwa (NIES), Yousuke Sawa (MRI), Zoë Loh (CSIRO), WDCGG; All CH₄ data contributed to WDCGG by GAW stations and mobiles by 2024-09-24, https://doi.org/10.50849/WDCGG_CH4_ALL_2024 (Reference date^*: YYYY/MM/DD)

* As the reference date, please indicate the date you downloaded the files.