Technical Information on the Monitoring of Atmospheric and Marine Environment
by the Japan Meteorological Agency

	Stations and vessels	Observation	Calibration and quality control
Greenhouse gases	GAW stations for greenhouse and reactive gas observation Ryori Minamitorishima Yonagunijima Syowa Ground-base meteorological observation	Carbon dioxide (CO2) Methane (CH4) Chlorofluorocarbons (CFCs) Nitrous oxide (N2O) Carbon monoxide (CO) Surface ozone	Carbon dioxide (CO2) Methane (CH4) Nitrous oxide (N2O) Carbon monoxide (CO) Surface ozone
	Ocean research vessels
Ozone layer and ultraviolet radiation	GAW stations for the ozone layer and ultraviolet radiation observation	Total ozone Umkehr Ozonesonde Ultraviolet radiation	Total ozone Ultraviolet radiation
Aerosols and solar radiation	Stations for Kosa observation Stations for solar radiation observation	Aerosol optical depth Aerosol vertical distribution Kosa Pyrheliometer	Aerosol optical depth Solar radiation
Precipitation and dry deposition		Precipitation and dry deposition	Quality control of chemical analysis for precipitation and dry deposition