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The WDCGG archives measurement data for greenhouse and related gases in the atmosphere and the ocean (58 gaseous species as of 24 May 2021). The data are classified into five categories according to the observation platforms or methods used. Air observation at stationary platform (surface) Vertical profile observation of air (tower) Air observation by aircraft (aircraft) Hydrographic sampling or observation of surface seawater and overlying air by ships (ship) Satellite observations (satellite)
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The Social Science Japan Data Archive (SSJDA) collects, maintains, and provides access to the academic community, a vast archive of social science data (quantitative data obtained from social surveys) for secondary analyses.