We have our website renewed on 31 August 2018 and the URL of the new website is following.
https://gaw.kishou.go.jp/
Since we stopped updating data on this website, please visit above for checking current information.
This website is going to be closed at the end of November 2018.
Introduction
Contributors
Data/
Quick Plot
Catalogue
Search
Form
Search
Map
Search
Advanced
Search
and Plot
--------

Data Archives
--------

Sample Programs
--------

Global Mean Mole Fractions
--------

GAW
Data
Policy
Publications
Related
Links
Update
Note
Home
Site Map
WDCGG Data Submission and Dissemination Guide (PDF 1.2Mbyte)

WDCGG leaflet (PDF 2.7MByte, July 2008)

Form Search
Parameter   
13CH4  13CO2  14CO2  222Rn  C18O2  C2Br2F4  C2Cl4  
C2HCl3  CBrClF2  CBrF3  CCl4  CFCs  CH2Br2  CH2Cl2  
CH3Br  CH3CCl3  CH3Cl  CH3D  CH3I  CH4  CHBr3  
CHCl3  CO  CO2  H2  H2O2  HCFCs  HFCs  
MET  N2O  NF3  NO  NO2  NOx  NOy  
O3  PAN  PFCs  ROOH  SF6  SO2  SO2F2  
TIC  VOCs  
Additional criteria (only for CO2, CH4 or N2O)
 
The technical document "Global Analysis Method for Major Greenhouse Gases by the World Data Centre for Greenhouse Gases (pdf 2.2Mbytes) " should be referred to for the details on the WDCGG Global Analyses
 
traceable to WMO standard scale    used for the latest WDCGG Global Analysis
Data type Hourly data    Daily averages    Monthly averages    Event data   
Sampling type Continuous    Flask    Filter    Remote sensing   
Updated in the last 365 days   
Fixed station    Air sampling observation (Ground base)
Air sampling observation (Ocean base)
Air sampling observation for vertical profile
Mobile platform    Air sampling observation (Aircraft)
Air sampling observation (Ship)
Surface seawater and overlying atmosphere observation (Ship)
Hydrographic observation (Ship)
Ice core   
Region / Nationality   
WMO region (Fixed station only)   
Country/Territory   
Contributor   
  

This site is operated by the Japan Meteorological Agency
in cooperation with the World Meteorological Organization
(Created : 2001/07/02    Updated : 2018/11/12)

WMO World Data Centre for Greenhouse Gases
c/o Japan Meteorological Agency
1-3-4, Otemachi, Chiyoda-ku
Tokyo 100-8122, Japan
Tel: +81-3-3287-3439
E-mail: