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See what's new in WDCGG. Also refer to "Data Update Information."
3 Sep. 2019
Some header composition items have been added.
Check the Data Format Table for details.
19 Mar. 2019
This website has started to provide satellite data.
19 Feb. 2019
WMO WDCGG Data Summary No. 42 is corrected.
22 Nov. 2018
WMO Greenhouse Gas Bulletin No. 14 is released.
19 Oct. 2018
WMO WDCGG Data Summary No. 42 is released.
31 Aug. 2018
This website is open to public including data users.
13 Mar. 2017
This website is open only to the data providers of GHG (including CO) data/metadata for data submission.
1 Jan. 2016
From 1 Jan. 2016, the responsibility related to archiving of reactive gases measurement data (except for CO) is transferred to the newly established GAW World Data Centre for Reactive Gases (WDCRG) hosted by the Norwegian Institute for Air Research (NILU). Click here for the WMO official letter on this transfer.