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wdc-climate.de:2621964 eng; USA collection NFCFpc Dr. Michael Lautenschlager Deutsches Klimarechenzentrum http://www.dkrz.de/ pointOfContact Jean-Francois Lamarque National Center for Atmospheric Research http://www.ncar.ucar.edu/ pointOfContact 2019-07-02T10:57:30 ISO 19115 ISO 19115-2:2009 CESM1-FASTCHEM model output prepared for CMIP5 pre-industrial control, served by ESGF 2013-10-17 publication 1 NFCFpc doi:10.1594/WDCC/CMIP5.NFCFpc Jean-Francois Lamarque National Center for Atmospheric Research http://www.ncar.ucar.edu/ Email: lamar@ucar.edu author WDC Climate at DKRZ publisher piControl is an experiment of the CMIP5 - Coupled Model Intercomparison Project Phase 5 ( https://pcmdi.llnl.gov/mips/cmip5 ). CMIP5 is meant to provide a framework for coordinated climate change experiments for the next five years and thus includes simulations for assessment in the AR5 as well as others that extend beyond the AR5. 3.1 piControl (3.1 Pre-Industrial Control) - Version 1: Pre-Industrial coupled atmosphere/ocean control run. Imposes non-evolving pre-industrial conditions. Experiment design: https://pcmdi.llnl.gov/mips/cmip5/experiment_design.html List of output variables: https://pcmdi.llnl.gov/mips/cmip5/datadescription.html Output: time series per variable in model grid spatial resolution in netCDF format Earth System model and the simulation information: CIM repository Entry name/title of data are specified according to the Data Reference Syntax ( https://pcmdi.llnl.gov/mips/cmip5/docs/cmip5_data_reference_syntax.pdf ) as activity/product/institute/model/experiment/frequency/modeling realm/MIP table/ensemble member/version number/variable name/CMOR filename.nc . Jean-Francois Lamarque National Center for Atmospheric Research http://www.ncar.ucar.edu/ pointOfContact NetCDF CESM1-FASTCHEM CMIP5 IPCC IPCC-AR5 IPCC-DDC WGI climate simulation piControl unrestricted: unrestricted eng; USA 0.0 360.0 -90.0 90.0 proleptic_gregorian 0070-01-16 0291-12-16 surface_altitude The surface called "surface" means the lower boundary of the atmosphere. Altitude is the (geometric) height above the geoid, which is the reference geopotential surface. The geoid is similar to mean sea level.[CF-Standard Name]; unit: m sea_floor_depth_below_geoid Sea Floor Depth [CF-Standard Name]; unit: m cell_thickness Ocean Model Cell Thickness [CF-Standard Name]; unit: m surface_downward_y_stress surface_downward_y_stress [CF-Standard Name]; unit: N m-2 upward_y_stress_at_sea_ice_base upward_y_stress_at_sea_ice_base [CF-Standard Name]; unit: N m-2 sea_surface_temperature Sea surface temperature is usually abbreviated as "SST". It is the temperature of sea water near the surface (including the part under sea-ice, if any), and not the skin temperature, whose standard name is surface_temperature. For the temperature of sea water at a particular depth or layer, a data variable of sea_water_temperature with a vertical coordinate axis should be used. [CF-Standard Name]; unit: K mass_fraction_of_cloud_ice_in_air Mass fraction is used in the construction mass_fraction_of_X_in_Y, where X is a material constituent of Y. It means the ratio of the mass of Y to the mass of X (including Y). [CF-Standard Name]; unit: 1 surface_downwelling_shortwave_flux_in_air surface_downwelling_shortwave_flux_in_air [CF-Standard Name]; unit: W m-2 snowfall_flux In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: kg m-2 s-1 soil_temperature Soil temperature is the bulk temperature of the soil, not the surface (skin) temperature. [CF-Standard Name]; unit: K snowfall_flux In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: kg m-2 s-1 air_pressure_at_sea_level sea_level means mean sea level, which is close to the geoid in sea areas. Air pressure at sea level is the quantity often abbreviated as MSLP or PMSL.[CF-Standard Name]; unit: Pa surface_downward_sensible_heat_flux The surface called "surface" means the lower boundary of the atmosphere. "Downward" indicates a vector component which is positive when directed downward (negative upward). The surface sensible heat flux, also called "turbulent" heat flux, is the exchange of heat between the surface and the air by motion of air. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: W m-2 shallow_convection_time_fraction shallow_convection_time_fraction [CF-Standard Name]; unit: 1 ocean_meridional_overturning_mass_streamfunction Ocean Meridional Overturning Mass Streamfunction [CF-Standard Name]; unit: kg s-1 water_evaporation_flux_from_soil Water means water in all phases. Evaporation is the conversion of liquid or solid into vapor. (The conversion of solid alone into vapor is called sublimation.) In accordance with common usage in geophysical disciplines, flux implies per unit area, called flux density in physics. [CF-Standard Name]; unit: kg m-2 s-1 litter_carbon_content Carbon in Litter Pool [CF-Standard Name]; unit: kg m-2 mole_fraction_of_ozone_in_air Mole fraction is used in the construction mole_fraction_of_X_in_Y, where X is a material constituent of Y. [CF-Standard Name]; unit: 1e-9 tendency_of_sea_ice_amount_due_to_congelation_ice_accumulation tendency_of_sea_ice_amount_due_to_congelation_ice_accumulation [CF-Standard Name]; unit: kg m-2 s-1 surface_downward_x_stress surface_downward_x_stress [CF-Standard Name]; unit: N m-2 ocean_meridional_overturning_mass_streamfunction_due_to_bolus_advection Ocean Meridional Overturning Mass Streamfunction due to Bolus Advection [CF-Standard Name]; unit: kg s-1 northward_wind "Northward" indicates a vector component which is positive when directed northward (negative southward). Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) [CF-Standard Name]; unit: m s-1 sea_water_potential_temperature sea_water_potential_temperature [CF-Standard Name]; unit: K toa_incoming_shortwave_flux "shortwave" means shortwave radiation. "toa" means top of atmosphere. The TOA incoming shortwave flux is the radiative flux from the sun i.e. the "downwelling" TOA shortwave flux. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: W m-2 ocean_volume Ocean Grid-Cell Volume [CF-Standard Name]; unit: m3 surface_temperature The surface called "surface" means the lower boundary of the atmosphere. The surface temperature is the (skin) temperature at the interface, not the bulk temperature of the medium above or below. [CF-Standard Name]; unit: K runoff_flux Runoff is the liquid water which drains from land. If not specified, "runoff" refers to the sum of surface runoff and subsurface drainage. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: kg m-2 s-1 ocean_mixed_layer_thickness_defined_by_mixing_scheme Monthly Maximum Ocean Mixed Layer Thickness De?ned by Mixing Scheme [CF-Standard Name]; unit: m litter_carbon_flux "Litter carbon" is dead inorganic material in or above the soil quantified as the mass of carbon which it contains. The litter carbon flux is the rate of production of litter. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: kg m-2 s-1 convective_precipitation_flux In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: kg m-2 s-1 surface_downward_y_stress surface_downward_y_stress [CF-Standard Name]; unit: N m-2 surface_runoff_flux The surface called "surface" means the lower boundary of the atmosphere. Runoff is the liquid water which drains from land. If not specified, "runoff" refers to the sum of surface runoff and subsurface drainage. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: kg m-2 s-1 gross_primary_productivity_of_carbon Gross primary productivity is the rate of synthesis of biomass per unit area from inorganic precursors by autotrophs, especially by photosynthesising plants using sunlight for energy. The producers also respire some of this biomass and the difference is net_primary_producivity. "Productivity of carbon" refers to the production of biomass expressed as the mass of carbon which it contains. [CF-Standard Name]; unit: kg m-2 s-1 wood_carbon_content Carbon Mass in Wood Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Comment in standard_output document: including sapwood and hardwood. Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:"Content" indicates a quantity per unit area. [CF-Standard Name]; unit: kg m-2 heterotrophic_respiration_carbon_flux [CF-Standard Name]; unit: kg m-2 s-1 convection_time_fraction convection_time_fraction [CF-Standard Name]; unit: 1 net_downward_shortwave_flux_at_sea_water_surface net_downward_shortwave_flux_at_sea_water_surface [CF-Standard Name]; unit: W m-2 wood_debris_carbon_content Carbon Mass in Coarse Woody Debris Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:"Content" indicates a quantity per unit area. "Wood debris" means dead organic matter composed of coarse wood. It is distinct from litter. [CF-Standard Name]; unit: kg m-2 surface_downward_northward_stress The surface called "surface" means the lower boundary of the atmosphere. "Northward" indicates a vector component which is positive when directed northward (negative southward). "Downward" indicates a vector component which is positive when directed downward (negative upward). "Downward northward" indicates the ZY component of a tensor. A downward northward stress is a downward flux of northward momentum, which accelerates the lower medium northward and the upper medium southward. The surface downward stress is the windstress on the surface. [CF-Standard Name]; unit: Pa water_evaporation_flux "Water" means water in all phases. Evaporation is the conversion of liquid or solid into vapor. (The conversion of solid alone into vapor is called "sublimation".) In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: kg m-2 s-1 sea_water_salinity sea_water_salinity [CF-Standard Name]; unit: 1 atmosphere_mass_content_of_cloud_ice Content" indicates a quantity per unit area. The "atmosphere content" of a quantity refers to the vertical integral from the surface to the top of the atmosphere. For the content between specified levels in the atmosphere, standard names including content_of_atmosphere_layer are used. [CF-Standard Name]; unit: kg m-2 cell_area Model Grid-Cell Area [CF-Standard Name]; unit: m2 geopotential_height Geopotential is the sum of the specific gravitational potential energy relative to the geoid and the specific centripetal potential energy. Geopotential height is the geopotential divided by the standard acceleration due to gravity. It is numerically similar to the altitude (or geometric height) and not to the quantity with standard name height, which is relative to the surface. [CF-Standard Name]; unit: m rainfall_flux rainfall_flux [CF-Standard Name]; unit: kg m-2 s-1 cloud_area_fraction_in_atmosphere_layer "Layer" means any layer with upper and lower boundaries that have constant values in some vertical coordinate. There must be a vertical coordinate variable indicating the extent of the layer(s). If the layers are model layers, the vertical coordinate can be model_level_number, but it is recommended to specify a physical coordinate (in a scalar or auxiliary coordinate variable) as well. "X_area_fraction" means the fraction ofhorizontal area occupied by X. "X_area" means the horizontal area occupied by X within the grid cell. Cloud area fraction is also called "cloud amount" and "cloud cover". [CF-Standard Name]; unit: 0.01 net_primary_productivity_of_carbon_accumulated_in_wood Carbon Mass Flux due to NPP Allocation to Wood Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Comment in standard_output document: This is the rate of carbon uptake by wood due to NPP Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:is alias of net_primary_productivity_of_biomass_expressed_as_carbon_accumulated_in_wood [CF-Standard Name]; unit: kg m-2 s-1 surface_net_downward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_all_land_processes surface_net_downward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_all_land_processes [CF-Standard Name]; unit: kg m-2 s-1 surface_downward_heat_flux_in_snow surface_downward_heat_flux_in_snow [CF-Standard Name]; unit: W m-2 square_of_upward_ocean_mass_transport Square of Upward Ocean Mass Transport [CF-Standard Name]; unit: kg2 s-2 specific_humidity "specific" means per unit mass. Specific humidity is the mass fraction of water vapor in (moist) air.[CF-Standard Name]; unit: 1 surface_upwelling_longwave_flux_in_air The surface called "surface" means the lower boundary of the atmosphere. "longwave" means longwave radiation. Upwelling radiation is radiation from below. It does not mean "net upward". When thought of as being incident on a surface, a radiative flux is sometimes called "irradiance". In addition, it is identical with the quantity measured by a cosine-collector light-meter and sometimes called "vector irradiance". In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: W m-2 specific_humidity "specific" means per unit mass. Specific humidity is the mass fraction of water vapor in (moist) air.[CF-Standard Name]; unit: 1 soil_moisture_content_at_field_capacity "moisture" means water in all phases contained in soil. "Content" indicates a quantity per unit area. The "soil content" of a quantity refers to the vertical integral from the surface down to the bottom of the soil model. For the content between specified levels in the soil, standard names including content_of_soil_layer are used. The field capacity of soil is the maximum content of water it can retain against gravitational drainage. [CF-Standard Name]; unit: kg m-2 surface_net_downward_longwave_flux The surface called "surface" means the lower boundary of the atmosphere. "longwave" means longwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: W m-2 surface_upwelling_shortwave_flux_in_air The surface called "surface" means the lower boundary of the atmosphere. "shortwave" means shortwave radiation. Upwelling radiation is radiation from below. It does not mean "net upward". When thought of as being incident on a surface, a radiative flux is sometimes called "irradiance". In addition, it is identical with the quantity measured by a cosine-collector light-meter and sometimes called "vector irradiance". In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: W m-2 surface_downward_x_stress surface_downward_x_stress [CF-Standard Name]; unit: N m-2 upward_ocean_mass_transport Upward Ocean Mass Transport [CF-Standard Name]; unit: kg s-1 sea_water_salinity sea_water_salinity [CF-Standard Name]; unit: 1 surface_snow_area_fraction surface_snow_area_fraction [CF-Standard Name]; unit: 0.01 surface_upward_latent_heat_flux The surface called "surface" means the lower boundary of the atmosphere. "Upward" indicates a vector component which is positive when directed upward (negative downward). The surface latent heat flux is the exchange of heat between the surface and the air on account of evaporation (including sublimation). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: W m-2 air_temperature Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name]; unit: K vegetation_carbon_content vegetation_carbon_content [CF-Standard Name]; unit: kg m-2 soot_content_of_surface_snow soot_content_of_surface_snow [CF-Standard Name]; unit: kg m-2 toa_outgoing_longwave_flux "longwave" means longwave radiation. "toa" means top of atmosphere. The TOA outgoing longwave flux is the upwelling thermal radiative flux, often called the "outgoing longwave radiation" or "OLR". In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: W m-2 atmosphere_net_upward_convective_mass_flux atmosphere_net_upward_convective_mass_flux [CF-Standard Name]; unit: kg m-2 s-1 surface_snow_thickness surface_snow_thickness [CF-Standard Name]; unit: m sea_surface_height_above_geoid sea_surface_height_above_geoid [CF-Standard Name]; unit: m northward_sea_water_velocity sea_water_y_velocity [CF-Standard Name]; unit: m s-1 surface_net_upward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_emission_from_anthropogenic_land_use_change surface_net_upward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_emission_from_anthropogenic_land_use_change [CF-Standard Name]; unit: kg m-2 s-1 net_primary_productivity_of_carbon_accumulated_in_roots Carbon Mass Flux due to NPP Allocation to Roots Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Comment in standard_output document: This is the rate of carbon uptake by roots due to NPP Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:is alias of net_primary_productivity_of_biomass_expressed_as_carbon_accumulated_in_roots [CF-Standard Name]; unit: kg m-2 s-1 compressive_strength_of_sea_ice compressive_strength_of_sea_ice [CF-Standard Name]; unit: N m-1 soil_moisture_content "moisture" means water in all phases contained in soil. "Content" indicates a quantity per unit area. The "soil content" of a quantity refers to the vertical integral from the surface down to the bottom of the soil model. For the content between specified levels in the soil, standard names including content_of_soil_layer are used. [CF-Standard Name]; unit: kg m-2 area_fraction "Area fraction" means the fraction of horizontal area. To specify which area is quantified by a variable of "area_fraction", provide a coordinate variable or scalar coordinate variable of "area_type". Alternatively, if one is defined, use a more specific standard name of "X_area_fraction" for the fraction of horizontal area occupied by X. [CF-Standard Name]; unit: 0.01 land_ice_area_fraction "X_area_fraction" means the fraction of horizontal area occupied by X. "X_area" means the horizontal area occupied by X within the grid cell. "Land ice" means glaciers, ice-caps and ice-sheets resting on bedrock. [CF-Standard Name]; unit: 0.01 water_evaporation_flux_from_canopy Evaporation from Canopy [CF-Standard Name]; unit: kg m-2 s-1 medium_soil_pool_carbon_content Carbon Mass in Medium Soil Pool Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Comment in standard_output document: medium is meant as lifetime of more than than 10 years and less than 100 years for reference climate conditions (20 C, no water limitations) Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:"Content" indicates a quantity per unit area. The "soil content" of a quantity refers to the vertical integral from the surface down to the bottom of the soil model. For the content between specified levels in the soil, standard names including content_of_soil_layer are used. "Soil carbon" is the organic matter present in soil quantified by the mass of carbon it contains. Soil carbon is returned to the atmosphere as the organic matter decays. The decay process takes varying amounts of time depending on the composition of the organic matter, the temperature and the availability of moisture. A carbon "soil pool" means the carbon contained in organic matter which has a characteristic period over which it decays and releases carbon into the atmosphere. "Medium soil pool" refers to the decay of organic matter in soil with a characteristic period of between ten and one hundred years under reference climate conditions of a temperature of 20 degrees Celsius and no water limitations. [CF-Standard Name]; unit: kg m-2 air_temperature Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name]; unit: K net_downward_radiative_flux_at_top_of_atmosphere_model Net Downward Flux at Top of Model [CF-Standard Name]; unit: W m-2 toa_outgoing_shortwave_flux "shortwave" means shortwave radiation. "toa" means top of atmosphere. The TOA outgoing shortwave flux is the reflected and scattered solar radiative flux i.e. the "upwelling" TOA shortwave flux, sometimes called the "outgoing shortwave radiation" or "OSR". In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: W m-2 square_of_sea_surface_height_above_geoid Square of Sea Surface Height Above Geoid [CF-Standard Name]; unit: m2 toa_outgoing_shortwave_flux_assuming_clear_sky toa_outgoing_shortwave_flux_assuming_clear_sky [CF-Standard Name]; unit: W m-2 precipitation_flux In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: kg m-2 s-1 surface_upward_sensible_heat_flux The surface called "surface" means the lower boundary of the atmosphere. "Upward" indicates a vector component which is positive when directed upward (negative downward). The surface sensible heat flux, also called "turbulent" heat flux, is the exchange of heat between the surface and the air by motion of air. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: W m-2 net_primary_productivity_of_carbon Net primary productivity is the excess of gross_primary_producivity (rate of synthesis of biomass per unit area from inorganic precursors by autotrophs, or "producers", especially by photosynthesising plants using sunlight for energy) over the rate at which they themselves respire some of this biomass (plant_respiration, assuming all producers to be plants). "Productivity of carbon" refers to the production of biomass expressed as the mass of carbon which it contains. [CF-Standard Name]; unit: kg m-2 s-1 surface_downwelling_shortwave_flux_in_air_assuming_clear_sky surface_downwelling_shortwave_flux_in_air_assuming_clear_sky [CF-Standard Name]; unit: W m-2 surface_snow_melt_flux The surface called "surface" means the lower boundary of the atmosphere. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. For unit "m day-1" the water equivalent of snow melt is given. [CF-Standard Name]; unit: kg m-2 s-1 transpiration_flux In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: kg m-2 s-1 miscellaneous_living_matter_carbon_content Carbon Mass in Other Living Compartments on Land Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Comment in standard_output document: e.g., labile, fruits, reserves, etc. Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:"Content" indicates a quantity per unit area. "Miscellaneous living matter" means all those parts of living vegetation that are not leaf, wood, root or other separately named components. [CF-Standard Name]; unit: kg m-2 leaf_carbon_content Carbon Mass in Leaves Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:"Content" indicates a quantity per unit area. [CF-Standard Name]; unit: kg m-2 mass_fraction_of_cloud_liquid_water_in_air Mass fraction is used in the construction mass_fraction_of_X_in_Y, where X is a material constituent of Y. It means the ratio of the mass of Y to the mass of X (including Y). [CF-Standard Name]; unit: 1 leaf_area_index "X_area" means the horizontal area occupied by X within the grid cell.[CF-Standard Name]; unit: 1 surface_downwelling_longwave_flux_in_air surface_downwelling_longwave_flux_in_air [CF-Standard Name]; unit: W m-2 surface_temperature The surface called "surface" means the lower boundary of the atmosphere. The surface temperature is the (skin) temperature at the interface, not the bulk temperature of the medium above or below. [CF-Standard Name]; unit: K surface_upward_sensible_heat_flux The surface called "surface" means the lower boundary of the atmosphere. "Upward" indicates a vector component which is positive when directed upward (negative downward). The surface sensible heat flux, also called "turbulent" heat flux, is the exchange of heat between the surface and the air by motion of air. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: W m-2 toa_outgoing_longwave_flux_assuming_clear_sky A phrase assuming_condition indicates that the named quantity is the value which would obtain if all aspects of the system were unaltered except for the assumption of the circumstances specified by the condition. "longwave" means longwave radiation. "toa" means top of atmosphere. The TOA outgoing longwave flux is the upwelling thermal radiative flux, often called the "outgoing longwave radiation" or "OLR". In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: W m-2 surface_upward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_emission_from_fires_excluding_anthropogenic_land_use_change surface_upward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_emission_from_fires_excluding_anthropogenic_land_use_change [CF-Standard Name]; unit: kg m-2 s-1 atmosphere_water_vapor_content "Content" indicates a quantity per unit area. The "atmosphere content" of a quantity refers to the vertical integral from the surface to the top of the atmosphere. For the content between specified levels in the atmosphere, standard names including content_of_atmosphere_layer are used. Atmosphere water vapor content is sometimes referred to as "precipitable water", although this term does not imply the water could all be precipitated.[CF-Standard Name]; unit: kg m-2 carbon_mass_flux_into_soil_from_litter Total Carbon Mass Flux from Litter to Soil Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. "Litter" is dead plant material in or above the soil. [CF-Standard Name]; unit: kg m-2 s-1 surface_snow_melt_flux The surface called "surface" means the lower boundary of the atmosphere. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. For unit "m day-1" the water equivalent of snow melt is given. [CF-Standard Name]; unit: kg m-2 s-1 surface_upward_latent_heat_flux The surface called "surface" means the lower boundary of the atmosphere. "Upward" indicates a vector component which is positive when directed upward (negative downward). The surface latent heat flux is the exchange of heat between the surface and the air on account of evaporation (including sublimation). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: W m-2 surface_upward_carbon_mass_flux_due_to_plant_respiration_for_biomass_growth Carbon Mass Flux into Atmosphere due to Growth Autotrophic Respiration on Land Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:"Upward" indicates a vector component which is positive when directed upward (negative downward). Plant respiration is the sum of respiration by parts of plants both above and below the soil. Plants which photosynthesise are autotrophs i.e."producers" of the biomass which they respire from inorganic precursors using sunlight for energy. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. The surface called "surface" means the lower boundary of the atmosphere. The specification of a physical process by the phrase due_to_process means that the quantity named is a single term in a sum of terms which together compose the general quantity named by omitting the phrase. [CF-Standard Name]; unit: kg m-2 s-1 soil_frozen_water_content Soil Frozen Water Content [CF-Standard Name]; unit: kg m-2 tendency_of_sea_ice_amount_due_to_snow_conversion [CF-Standard Name]; unit: kg m-2 s-1 precipitation_flux_onto_canopy Precipitation onto Canopy [CF-Standard Name]; unit: kg m-2 s-1 surface_downwelling_longwave_flux_in_air surface_downwelling_longwave_flux_in_air [CF-Standard Name]; unit: W m-2 cell_area Model Grid-Cell Area [CF-Standard Name]; unit: m2 land_area_fraction "X_area_fraction" means the fraction of horizontal area occupied by X. "X_area" means the horizontal area occupied by X within the grid cell.[CF-Standard Name]; unit: 0.01 sea_area_fraction Sea Area Fraction [CF-Standard Name]; unit: 0.01 surface_air_pressure The surface called "surface" means the lower boundary of the atmosphere.[CF-Standard Name]; unit: Pa tendency_of_sea_ice_amount_due_to_frazil_ice_accumulation_in_leads tendency_of_sea_ice_amount_due_to_frazil_ice_accumulation_in_leads [CF-Standard Name]; unit: kg m-2 s-1 divergence_of_sea_ice_velocity Strain Rate Divergence of Sea Ice Used in MIP table(s): CMOR Table OImon: Monthly Mean Ocean Cryosphere Fields Comment in standard_output document: "When computing the time-mean here, the time samples, weighted by the area of sea ice, are accumulated and then divided by the sum of the weights. Reported as ""missing"" in regions free of sea ice. " Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:"[horizontal_]divergence_of_X" means [horizontal] divergence of a vector X; if X does not have a vertical component then "horizontal" should be omitted. A velocity is a vector quantity. Sea ice velocity is defined as a two-dimensional vector, with no vertical component. [CF-Standard Name]; unit: s-1 relative_humidity relative_humidity [CF-Standard Name]; unit: 0.01 net_primary_productivity_of_carbon_accumulated_in_leaves Carbon Mass Flux due to NPP Allocation to Leaf Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Comment in standard_output document: This is the rate of carbon uptake by leaves due to NPP Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:is alias of net_primary_productivity_of_biomass_expressed_as_carbon_accumulated_in_leaves [CF-Standard Name]; unit: kg m-2 s-1 ocean_barotropic_mass_streamfunction Ocean Barotropic Mass Streamfunction [CF-Standard Name]; unit: kg s-1 surface_downward_eastward_stress The surface called "surface" means the lower boundary of the atmosphere. "Eastward" indicates a vector component which is positive when directed eastward (negative westward). "Downward" indicates a vector component which is positive when directed downward (negative upward). "Downward eastward" indicates the ZX component of a tensor. A downward eastward stress is a downward flux of eastward momentum, which accelerates the lower medium eastward and the upper medium westward. The surface downward stress is the windstress on the surface. [CF-Standard Name]; unit: Pa air_temperature Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name]; unit: K lagrangian_tendency_of_air_pressure "tendency_of_X" means derivative of X with respect to time. The Lagrangian tendency of a quantity is its rate of change following the motion of the fluid, also called the "material derivative" or "convective derivative". The Lagrangian tendency of air pressure, often called "omega", plays the role of the upward component of air velocity when air pressure is being used as the vertical coordinate. If the vertical air velocity is upwards, it is negative when expressed as a tendency of air pressure; downwards is positive.[CF-Standard Name]; unit: Pa s-1 air_temperature Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name]; unit: K moisture_content_of_soil_layer moisture_content_of_soil_layer [CF-Standard Name]; unit: kg m-2 surface_snow_amount surface_snow_amount [CF-Standard Name]; unit: kg m-2 surface_downwelling_shortwave_flux_in_air surface_downwelling_shortwave_flux_in_air [CF-Standard Name]; unit: W m-2 upward_x_stress_at_sea_ice_base upward_x_stress_at_sea_ice_base [CF-Standard Name]; unit: N m-2 surface_upwelling_longwave_flux_in_air The surface called "surface" means the lower boundary of the atmosphere. "longwave" means longwave radiation. Upwelling radiation is radiation from below. It does not mean "net upward". When thought of as being incident on a surface, a radiative flux is sometimes called "irradiance". In addition, it is identical with the quantity measured by a cosine-collector light-meter and sometimes called "vector irradiance". In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: W m-2 sea_water_potential_temperature sea_water_potential_temperature [CF-Standard Name]; unit: K tendency_of_sea_ice_amount_due_to_basal_melting tendency_of_sea_ice_amount_due_to_basal_melting [CF-Standard Name]; unit: kg m-2 s-1 sea_surface_salinity The unit of salinity is PSU, which is dimensionless. The units attribute should be given as 1e-3 or 0.001 i.e. parts per thousand if salinity is in PSU. Sea surface salinity is often abbreviated as "SSS". For the salinity of sea water at a particular depth or layer, a data variable of sea_water_salinity with a vertical coordinate axis should be used. [CF-Standard Name]; unit: 1 fast_soil_pool_carbon_content Carbon Mass in Fast Soil Pool Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Comment in standard_output document: fast is meant as lifetime of less than 10 years for reference climate conditions (20 C, no water limitations). Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:"Content" indicates a quantity per unit area. The "soil content" of a quantity refers to the vertical integral from the surface down to the bottom of the soil model. For the content between specified levels in the soil, standard names including content_of_soil_layer are used. "Soil carbon" is the organic matter present in soil quantified by the mass of carbon it contains. Soil carbon is returned to the atmosphere as the organic matter decays. The decay process takes varying amounts of time depending on the composition of the organic matter, the temperature and the availability of moisture. A carbon "soil pool" means the carbon contained in organic matter which has a characteristic period over which it decays and releases carbon into the atmosphere. "Fast soil pool" refers to the decay of organic matter in soil with a characteristic period of less than ten years under reference climate conditions of a temperature of 20 degrees Celsius and no water limitations. [CF-Standard Name]; unit: kg m-2 surface_upwelling_shortwave_flux_in_air_assuming_clear_sky surface_upwelling_shortwave_flux_in_air_assuming_clear_sky [CF-Standard Name]; unit: W m-2 slow_soil_pool_carbon_content Carbon Mass in Slow Soil Pool Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Comment in standard_output document: fast is meant as lifetime of more than 100 years for reference climate conditions (20 C, no water limitations) Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:"Content" indicates a quantity per unit area. The "soil content" of a quantity refers to the vertical integral from the surface down to the bottom of the soil model. For the content between specified levels in the soil, standard names including content_of_soil_layer are used. "Soil carbon" is the organic matter present in soil quantified by the mass of carbon it contains. Soil carbon is returned to the atmosphere as the organic matter decays. The decay process takes varying amounts of time depending on the composition of the organic matter, the temperature and the availability of moisture. A carbon "soil pool" means the carbon contained in organic matter which has a characteristic period over which it decays and releases carbon into the atmosphere. "Slow soil pool" refers to the decay of organic matter in soil with a characteristic period of more than a hundred years under reference climate conditions of a temperature of 20 degrees Celsius and no water limitations. [CF-Standard Name]; unit: kg m-2 surface_downwelling_longwave_flux_in_air_assuming_clear_sky surface_downwelling_longwave_flux_in_air_assuming_clear_sky [CF-Standard Name]; unit: W m-2 tendency_of_sea_ice_amount_due_to_surface_melting tendency_of_sea_ice_amount_due_to_surface_melting [CF-Standard Name]; unit: kg m-2 s-1 soil_carbon_content [CF-Standard Name]; unit: kg m-2 carbon_content_of_products_of_anthropogenic_land_use_change Carbon Mass in Products of Land Use Change Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:"Content" indicates a quantity per unit area. "products_of_anthropogenic_land_use_change" means the different end-products of wood that has been removed from the environment by deforestation. Examples are paper, cardboard, furniture and timber for construction. Models that simulate land use changes have one or more pools of carbon that represent these products in order to conserve carbon and allow its eventual release into the atmosphere, for example, when the products decompose in landfill sites. "Anthropogenic" means influenced, caused, or created by human activity. [CF-Standard Name] cf:"Content" indicates a quantity per unit area. "products_of_anthropogenic_land_use_change" means the different end-products of wood that has been removed from the environment by deforestation. Examples are paper, cardboard, furniture and timber for construction. Models that simulate land use changes have one or more pools of carbon that represent these products in order to conserve carbon and allow its eventual release into the atmosphere, for example, when the products decompose in landfill sites. "Anthropogenic" means influenced, caused, or created by human activity. [CF-Standard Name]; unit: kg m-2 liquid_water_content_of_snow_layer "Content" indicates a quantity per unit area. [CF-Standard Name]; unit: kg m-2 atmosphere_cloud_condensed_water_content "condensed_water" means liquid and ice. "Content" indicates a quantity per unit area. The "atmosphere content" of a quantity refers to the vertical integral from the surface to the top of the atmosphere. For the content between specified levels in the atmosphere, standard names including content_of_atmosphere_layer are used. [CF-Standard Name]; unit: kg m-2 eastward_sea_water_velocity sea_water_x_velocity [CF-Standard Name]; unit: m s-1 moisture_content_of_soil_layer moisture_content_of_soil_layer [CF-Standard Name]; unit: kg m-2 eastward_wind "Eastward" indicates a vector component which is positive when directed eastward (negative westward). Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) [CF-Standard Name]; unit: m s-1 water_evaporation_flux "Water" means water in all phases. Evaporation is the conversion of liquid or solid into vapor. (The conversion of solid alone into vapor is called "sublimation".) In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: kg m-2 s-1 sea_water_mass Sea Water Mass [CF-Standard Name]; unit: kg surface_upward_carbon_mass_flux_due_to_plant_respiration_for_biomass_maintenance Carbon Mass Flux into Atmosphere due to Maintenance Autotrophic Respiration on Land Used in MIP table(s): CMOR Table Lmon: Monthly Mean Land Fields, Including Code list created on 2012-10-16 out of standard_output document (http://cmip-pcmdi.llnl.gov/cmip5/docs/standard_output.xlsx ) cf:"Upward" indicates a vector component which is positive when directed upward (negative downward). Plant respiration is the sum of respiration by parts of plants both above and below the soil. Plants which photosynthesise are autotrophs i.e."producers" of the biomass which they respire from inorganic precursors using sunlight for energy. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. The surface called "surface" means the lower boundary of the atmosphere. The specification of a physical process by the phrase due_to_process means that the quantity named is a single term in a sum of terms which together compose the general quantity named by omitting the phrase. [CF-Standard Name]; unit: kg m-2 s-1 sea_ice_thickness sea_ice_thickness [CF-Standard Name]; unit: m sea_ice_area_fraction sea_ice_area_fraction [CF-Standard Name]; unit: 0.01 plant_respiration_carbon_flux [CF-Standard Name]; unit: kg m-2 s-1 cloud_area_fraction "X_area_fraction" means the fraction of horizontal area occupied by X. "X_area" means the horizontal area occupied by X within the grid cell. Cloud area fraction is also called "cloud amount" and "cloud cover". The cloud area fraction is for the whole atmosphere column, as seen from the surface or the top of the atmosphere. The cloud area fraction in a layer of the atmosphere has the standard name cloud_area_fraction_in_atmosphere_layer. [CF-Standard Name]; unit: 0.01 relative_humidity relative_humidity [CF-Standard Name]; unit: 0.01 NetCDF 730337 https://www.wdc-climate.de/ui/entry?acronym=NFCFpc information collection