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Carbon Dioxide (CO2) Distribution


   The CO2 distribution maps shown below are made from model calculations using an inversion method based on data reported to the WDCGG (World Data Centre for Greenhouse Gases operated by JMA) . 

Latest Map

Annual mean concentration in 2015
Annual mean concentration in 2015
Click on the map to enlarge it. 



global maps of CO2 concentrations Global maps of CO2 concentrations
Global maps of CO2 concentrations are shown for the years (after 1985) and months of your choice. 
global maps of CO2 growth rates Global maps of CO2 growth rates
Global maps of CO2 annual growth rates are shown for the years (after 1986) of your choice. 
Quick Look CO2 concnetration Quick Look view of CO2 concentrations (PDF: about 3 MB)
A Quick Look view of monthly mean concentration maps is presented from Jan. 1985. 
CO2 differences between specified years Quick Look view of CO2 growth rates (PDF: about 1.1 MB)
A Quick Look view of growth maps is presented from 1986. 
co2 time-series representation for each grid at surface Time-series representation of CO2 concentrations for each grid point
Time-series representation of CO2 concentrations are shown for the grid points of your choice. 
comparison between inversion with WDCGG's analysis Time-series representation of global CO2 concentrations
Time-series representation of global mean concentrations analyzed by model calculations with the inversion method in comparison with those by the WDCGG are shown. 
global mapping data Global mapping data on CO2 concentrations
Gridded data for global CO2 distribution maps in NetCDF format are available for download. 



Global maps of upper air CO2 concentrations

co2 distribution at a hight of 6km Global maps of upper air CO2 concentrations
Comparison of maps showing CO2 at a height of about 6 km and at ground level 
time-series of co2 at a hight of 6km Time-series representation of upper air CO2 concentrations
Time-series representations of upper and surface CO2 concentrations can be shown for the desired grid point along the 140 °E longitudinal line. 


Information

explanation of co2 inversion Commentary
Analysis method, Introduction to the figures, and Acknowledgement. 
stations used in inversion Station List
A list of observational data used for analysis 


goto WMO World Meteorological Organization (WMO)
goto wdcgg WMO World Data Centre for Greenhouse Gases (WDCGG)
WDCGG is one of the WDCs under the GAW programme; serves to gather, archive and provide data on greenhouse gases and related gases. 


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