Atmospheric Variables (observing unit) Use of satellite and in situ measurements Key sources relating to observation standards of ECVs ECV (with link to (sources: ECV data matrix, OSCAR) GOSIC description) Aerosol optical depth WMO/GAW Standard Operating Procedures for In-situ Measurements Aerosol extinction co-efficient of Aerosol Mass Concentration, Light Scattering and Light Absorption (GAW Report 200) Aerosol absorption optical depth GCOS Observation Requirements defined in OSCAR: AOD - HS&M AOD - HT AOD - LS WMO “CIMO” Guide to Meteorological Instruments and Methods of Atmospheric Observing AOD - LT composition: AEC HS&M Part I: Measurement of Meteorological Variables. Chapter 7 (Radiation) AEC HT AEC LS AEC LT AAOD HS&M AAOD LT AAOD HT AAOD LT CO2 mol/mol GAW Research and Monitoring Reports See: GCOS Observation Requirements defined in OSCAR: HT Atmospheric HS&M composition: LS LT total column troposphere column Atmospheric CH4 (mol/mol) GAW Research and Monitoring Reports See: composition: Nitrous Oxide (N2O), CFCs, HCFCs, HFCs, SF6, and PFCs
Atmospheric ECV (with link to GOSIC description) Variables (observing unit) (sources: ECV data matrix, OSCAR) Use of satellite and in situ measurements Key sources relating to observation standards of ECVs Atmospheric composition: Aerosol optical depth Aerosol extinction co-efficient Aerosol absorption optical depth WMO/GAW Standard Operating Procedures for In-situ Measurements of Aerosol Mass Concentration, Light Scattering and Light Absorption (GAW Report 200) WMO “CIMO” Guide to Meteorological Instruments and Methods of Observing Part I: Measurement of Meteorological Variables. Chapter 7 (Radiation) GCOS Observation Requirements defined in OSCAR: AOD - HS&M AOD - HT AOD - LS AOD - LT AEC HS&M AEC HT AEC LS AEC LT AAOD HS&M AAOD LT AAOD HT AAOD LT Atmospheric composition: CO2 mol/mol See: GAW Research and Monitoring Reports GCOS Observation Requirements defined in OSCAR: HT HS&M LS LT total column troposphere column Atmospheric composition: CH4 (mol/mol) Nitrous Oxide (N2O), CFCs, HCFCs, HFCs, SF6, and PFCs See: GAW Research and Monitoring Reports
GuidanceNoteECVs.docx