CMIP6_Lmon.json

{
    "Header": {
        "data_specs_version": "01.00.33", 
        "cmor_version": "3.5", 
        "table_id": "Table Lmon", 
        "realm": "land", 
        "table_date": "18 November 2020", 
        "missing_value": "1e20", 
        "int_missing_value": "-999", 
        "product": "model-output", 
        "approx_interval": "30.00000", 
        "generic_levels": "", 
        "mip_era": "CMIP6", 
        "Conventions": "CF-1.7 CMIP-6.2"
    }, 
    "variable_entry": {
        "baresoilFrac": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Bare Soil Percentage Area Coverage", 
            "comment": "Percentage of entire grid cell  that is covered by bare soil.", 
            "dimensions": "longitude latitude time typebare", 
            "out_name": "baresoilFrac", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "burntFractionAll": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Percentage of Entire Grid Cell That Is Covered by Burnt Vegetation (All Classes)", 
            "comment": "Percentage of grid cell burned due to all fires including natural and anthropogenic fires and those associated with anthropogenic Land-use change", 
            "dimensions": "longitude latitude time typeburnt", 
            "out_name": "burntFractionAll", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "c3PftFrac": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Percentage Cover by C3 Plant Functional Type", 
            "comment": "Percentage of entire grid cell  that is covered by C3 PFTs (including grass, crops, and trees).", 
            "dimensions": "longitude latitude time typec3pft", 
            "out_name": "c3PftFrac", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "c4PftFrac": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Percentage Cover by C4 Plant Functional Type", 
            "comment": "Percentage of entire grid cell  that is covered by C4 PFTs (including grass and crops).", 
            "dimensions": "longitude latitude time typec4pft", 
            "out_name": "c4PftFrac", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "cCwd": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "wood_debris_mass_content_of_carbon", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass in Coarse Woody Debris", 
            "comment": "Carbon mass per unit area in woody debris (dead organic matter composed of coarse wood.  It is distinct from litter)", 
            "dimensions": "longitude latitude time", 
            "out_name": "cCwd", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "cLeaf": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "leaf_mass_content_of_carbon", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass in Leaves", 
            "comment": "Carbon mass per unit area in leaves.", 
            "dimensions": "longitude latitude time", 
            "out_name": "cLeaf", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "cLitter": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "litter_mass_content_of_carbon", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass in Litter Pool", 
            "comment": "'Litter' is dead plant material in or above the soil. It is distinct from coarse wood debris. The precise distinction between 'fine' and 'coarse' is model dependent. 'Content' indicates a quantity per unit area. The sum of the quantities with standard names surface_litter_mass_content_of_carbon and subsurface_litter_mass_content_of_carbon has the standard name litter_mass_content_of_carbon.", 
            "dimensions": "longitude latitude time", 
            "out_name": "cLitter", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "cLitterAbove": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "surface_litter_mass_content_of_carbon", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass in Above-Ground Litter", 
            "comment": "'Litter' is dead plant material in or above the soil. It is distinct from coarse wood debris. The precise distinction between 'fine' and 'coarse' is model dependent. 'Surface litter' means the part of the litter resting above the soil surface. 'Content' indicates a quantity per unit area. The sum of the quantities with standard names surface_litter_mass_content_of_carbon and subsurface_litter_mass_content_of_carbon has the standard name litter_mass_content_of_carbon.", 
            "dimensions": "longitude latitude time", 
            "out_name": "cLitterAbove", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "cLitterBelow": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "subsurface_litter_mass_content_of_carbon", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass in Below-Ground Litter", 
            "comment": "'Litter' is dead plant material in or above the soil. It is distinct from coarse wood debris. The precise distinction between 'fine' and 'coarse' is model dependent. 'subsurface litter' means the part of the litter mixed within the soil below the surface. 'Content' indicates a quantity per unit area. The sum of the quantities with standard names surface_litter_mass_content_of_carbon and subsurface_litter_mass_content_of_carbon has the standard name litter_mass_content_of_carbon.", 
            "dimensions": "longitude latitude time", 
            "out_name": "cLitterBelow", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "cProduct": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "carbon_mass_content_of_forestry_and_agricultural_products", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass in Products of Land-Use Change", 
            "comment": "Carbon mass per unit area in that has been removed from the environment through  land use change.", 
            "dimensions": "longitude latitude time", 
            "out_name": "cProduct", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "cRoot": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "root_mass_content_of_carbon", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass in Roots", 
            "comment": "Carbon mass per unit area in roots, including fine and coarse roots.", 
            "dimensions": "longitude latitude time", 
            "out_name": "cRoot", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "cSoilFast": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "fast_soil_pool_mass_content_of_carbon", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass in Fast Soil Pool", 
            "comment": "Carbon mass per unit area in fast soil pool. Fast means a lifetime of less than 10 years for reference climate conditions (20th century) in the absence of water limitations.", 
            "dimensions": "longitude latitude time", 
            "out_name": "cSoilFast", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "cSoilMedium": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "medium_soil_pool_mass_content_of_carbon", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass in Medium Soil Pool", 
            "comment": "Carbon mass per unit area in medium (rate) soil pool. Medium means a lifetime of more than than 10 years and less than 100 years for reference climate conditions (20th century) in the absence of water limitations.", 
            "dimensions": "longitude latitude time", 
            "out_name": "cSoilMedium", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "cSoilSlow": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "slow_soil_pool_mass_content_of_carbon", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass in Slow Soil Pool", 
            "comment": "Carbon mass per unit area in slow soil pool. Slow means a lifetime of more than 100 years for reference climate (20th century) in the absence of water limitations.", 
            "dimensions": "longitude latitude time", 
            "out_name": "cSoilSlow", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "cVeg": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "vegetation_carbon_content", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass in Vegetation", 
            "comment": "Carbon mass per unit area in vegetation.", 
            "dimensions": "longitude latitude time", 
            "out_name": "cVeg", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "cropFrac": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Percentage Crop Cover", 
            "comment": "Percentage of entire grid cell  that is covered by crop.", 
            "dimensions": "longitude latitude time typecrop", 
            "out_name": "cropFrac", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "evspsblsoi": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "water_evaporation_flux_from_soil", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Water Evaporation from Soil", 
            "comment": "Water evaporation from soil (including sublimation).", 
            "dimensions": "longitude latitude time", 
            "out_name": "evspsblsoi", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "evspsblveg": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "water_evaporation_flux_from_canopy", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Evaporation from Canopy", 
            "comment": "The canopy evaporation and sublimation (if present in model); may include dew formation as a negative flux.", 
            "dimensions": "longitude latitude time", 
            "out_name": "evspsblveg", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "fFire": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "surface_upward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_emission_from_fires_excluding_anthropogenic_land_use_change", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass Flux into Atmosphere Due to CO2 Emission from Fire Excluding Land-Use Change [kgC m-2 s-1]", 
            "comment": "CO2 emissions (expressed as a carbon mass flux per unit area) from natural fires and human ignition fires as calculated by the fire module of the dynamic vegetation model, but excluding any CO2 flux from fire included in fLuc (CO2 Flux to Atmosphere from Land Use Change).", 
            "dimensions": "longitude latitude time", 
            "out_name": "fFire", 
            "type": "real", 
            "positive": "up", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "fGrazing": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "surface_upward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_emission_from_grazing", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass Flux into Atmosphere Due to Grazing on Land [kgC m-2 s-1]", 
            "comment": "Carbon mass flux per unit area due to grazing on land", 
            "dimensions": "longitude latitude time", 
            "out_name": "fGrazing", 
            "type": "real", 
            "positive": "up", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "fHarvest": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "surface_upward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_emission_from_crop_harvesting", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass Flux into Atmosphere Due to Crop Harvesting [kgC m-2 s-1]", 
            "comment": "Carbon mass flux per unit area due to crop harvesting", 
            "dimensions": "longitude latitude time", 
            "out_name": "fHarvest", 
            "type": "real", 
            "positive": "up", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "fLitterSoil": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "carbon_mass_flux_into_soil_from_litter", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Total Carbon Mass Flux from Litter to Soil", 
            "comment": "Carbon mass flux per unit area into soil from litter (dead plant material in or above the soil).", 
            "dimensions": "longitude latitude time", 
            "out_name": "fLitterSoil", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "fVegLitter": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "mass_flux_of_carbon_into_litter_from_vegetation", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Total Carbon Mass Flux from Vegetation to Litter", 
            "comment": "In accordance with common usage in geophysical disciplines, 'flux' implies per unit area, called 'flux density' in physics. 'Vegetation' means any living plants e.g. trees, shrubs, grass. 'Litter' is dead plant material in or above the soil. It is distinct from coarse wood debris. The precise distinction between 'fine' and 'coarse' is model dependent. The sum of the quantities with standard names mass_flux_of_carbon_into_litter_from_vegetation_due_to_mortality and mass_flux_of_carbon_into_litter_from_vegetation_due_to_senescence is mass_flux_of_carbon_into_litter_from_vegetation.", 
            "dimensions": "longitude latitude time", 
            "out_name": "fVegLitter", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "fVegSoil": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "carbon_mass_flux_into_soil_from_vegetation_excluding_litter", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Total Carbon Mass Flux from Vegetation Directly to Soil", 
            "comment": "Carbon mass flux per unit area from vegetation directly into soil, without intermediate conversion to litter.", 
            "dimensions": "longitude latitude time", 
            "out_name": "fVegSoil", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "gpp": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "gross_primary_productivity_of_biomass_expressed_as_carbon", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass Flux out of Atmosphere Due to Gross Primary Production on Land [kgC m-2 s-1]", 
            "comment": "The rate of synthesis of biomass from inorganic precursors by autotrophs ('producers') expressed as the mass of carbon which it contains. For example, photosynthesis in plants or phytoplankton. The producers also respire some of this biomass and the difference is referred to as the net primary production. ", 
            "dimensions": "longitude latitude time", 
            "out_name": "gpp", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "grassFrac": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Natural Grass Area Percentage", 
            "comment": "Percentage of entire grid cell that is covered by natural grass.", 
            "dimensions": "longitude latitude time typenatgr", 
            "out_name": "grassFrac", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "lai": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "leaf_area_index", 
            "units": "1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Leaf Area Index", 
            "comment": "A ratio obtained by dividing the total upper leaf surface area of vegetation by the (horizontal) surface area of the land on which it grows.", 
            "dimensions": "longitude latitude time", 
            "out_name": "lai", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "landCoverFrac": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Percentage of Area by Vegetation or Land-Cover Category", 
            "comment": "Percentage of grid cell area occupied by different model vegetation/land cover categories. The categories may differ from model to model, depending on each model's subgrid land cover category definitions. Categories may include natural vegetation, anthropogenic vegetation, bare soil, lakes, urban areas, glaciers, etc. Sum of all should equal the percentage of the grid cell that is land.", 
            "dimensions": "longitude latitude vegtype time", 
            "out_name": "landCoverFrac", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "mrfso": {
            "frequency": "mon", 
            "modeling_realm": "land landIce", 
            "standard_name": "soil_frozen_water_content", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Soil Frozen Water Content", 
            "comment": "The mass per unit area (summed over all model layers) of frozen water.", 
            "dimensions": "longitude latitude time", 
            "out_name": "mrfso", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "mrro": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "runoff_flux", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Total Runoff", 
            "comment": "The total run-off (including drainage through the base of the soil model) per unit area leaving the land portion of the grid cell.", 
            "dimensions": "longitude latitude time", 
            "out_name": "mrro", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "mrros": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "surface_runoff_flux", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Surface Runoff", 
            "comment": "The total surface run off leaving the land portion of the grid cell (excluding drainage through the base of the soil model).", 
            "dimensions": "longitude latitude time", 
            "out_name": "mrros", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "mrso": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "mass_content_of_water_in_soil", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Total Soil Moisture Content", 
            "comment": "the mass per unit area  (summed over all soil layers) of water in all phases.", 
            "dimensions": "longitude latitude time", 
            "out_name": "mrso", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "mrsos": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "mass_content_of_water_in_soil_layer", 
            "units": "kg m-2", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Moisture in Upper Portion of Soil Column", 
            "comment": "The mass of water in all phases in the upper 10cm of the  soil layer.", 
            "dimensions": "longitude latitude time sdepth1", 
            "out_name": "mrsos", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "nbp": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "surface_net_downward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_all_land_processes", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass Flux out of Atmosphere Due to Net Biospheric Production on Land [kgC m-2 s-1]", 
            "comment": "This is the net mass flux of carbon from atmosphere into land, calculated as photosynthesis MINUS the sum of  plant and soil respiration, carbon fluxes from fire, harvest, grazing  and land use change. Positive flux is into the land.", 
            "dimensions": "longitude latitude time", 
            "out_name": "nbp", 
            "type": "real", 
            "positive": "down", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "npp": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "net_primary_productivity_of_biomass_expressed_as_carbon", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Net Primary Production on Land as Carbon Mass Flux [kgC m-2 s-1]", 
            "comment": "'Production of carbon' means the production of biomass expressed as the mass of carbon which it contains. Net primary production is the excess of gross primary production (rate of synthesis of biomass from inorganic precursors) by autotrophs ('producers'), for example, photosynthesis in plants or phytoplankton, over the rate at which the autotrophs themselves respire some of this biomass. 'Productivity' means production per unit area. The phrase 'expressed_as' is used in the construction A_expressed_as_B, where B is a chemical constituent of A. It means that the quantity indicated by the standard name is calculated solely with respect to the B contained in A, neglecting all other chemical constituents of A.", 
            "dimensions": "longitude latitude time", 
            "out_name": "npp", 
            "type": "real", 
            "positive": "down", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "nppLeaf": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "net_primary_productivity_of_biomass_expressed_as_carbon_accumulated_in_leaves", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Net Primary Production Allocated to Leaves as Carbon Mass Flux [kgC m-2 s-1]", 
            "comment": "This is the rate of carbon uptake by leaves due to NPP", 
            "dimensions": "longitude latitude time", 
            "out_name": "nppLeaf", 
            "type": "real", 
            "positive": "down", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "nppRoot": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "net_primary_productivity_of_biomass_expressed_as_carbon_accumulated_in_roots", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Net Primary Production Allocated to Roots as Carbon Mass Flux [kgC m-2 s-1]", 
            "comment": "This is the rate of carbon uptake by roots due to NPP", 
            "dimensions": "longitude latitude time", 
            "out_name": "nppRoot", 
            "type": "real", 
            "positive": "down", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "nppWood": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "net_primary_productivity_of_biomass_expressed_as_carbon_accumulated_in_wood", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Net Primary Production Allocated to Wood as Carbon Mass Flux [kgC m-2 s-1]", 
            "comment": "This is the rate of carbon uptake by wood due to NPP", 
            "dimensions": "longitude latitude time", 
            "out_name": "nppWood", 
            "type": "real", 
            "positive": "down", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "pastureFrac": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Percentage of Land Which Is Anthropogenic Pasture", 
            "comment": "Percentage of entire grid cell  that is covered by anthropogenic pasture.", 
            "dimensions": "longitude latitude time typepasture", 
            "out_name": "pastureFrac", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "prveg": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "precipitation_flux_onto_canopy", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Precipitation onto Canopy", 
            "comment": "The precipitation flux that is intercepted by the vegetation canopy (if present in model) before reaching the ground.", 
            "dimensions": "longitude latitude time", 
            "out_name": "prveg", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "rGrowth": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "surface_upward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_plant_respiration_for_biomass_growth", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Total Autotrophic Respiration on Land as Carbon Mass Flux [kgC m-2 s-1]", 
            "comment": "Growth respiration is defined as the additional carbon cost for the synthesis of new growth.", 
            "dimensions": "longitude latitude time", 
            "out_name": "rGrowth", 
            "type": "real", 
            "positive": "up", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "rMaint": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "surface_upward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_plant_respiration_for_biomass_maintenance", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass Flux into Atmosphere Due to Maintenance Autotrophic Respiration on Land [kgC m-2 s-1]", 
            "comment": "Maintenance respiration is defined as the carbon cost to support the metabolic activity of existing live tissue.", 
            "dimensions": "longitude latitude time", 
            "out_name": "rMaint", 
            "type": "real", 
            "positive": "up", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "ra": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "surface_upward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_plant_respiration", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Carbon Mass Flux into Atmosphere Due to Autotrophic (Plant) Respiration on Land [kgC m-2 s-1]", 
            "comment": "Carbon mass flux per unit area into atmosphere due to autotrophic respiration on land (respiration by producers) [see rh for heterotrophic production]", 
            "dimensions": "longitude latitude time", 
            "out_name": "ra", 
            "type": "real", 
            "positive": "up", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "residualFrac": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Percentage of Grid Cell That Is Land but neither Vegetation Covered nor Bare Soil", 
            "comment": "Percentage of entire grid cell  that is land and is covered by  neither vegetation nor bare-soil (e.g., urban, ice, lakes, etc.)", 
            "dimensions": "longitude latitude time typeresidual", 
            "out_name": "residualFrac", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "rh": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "surface_upward_mass_flux_of_carbon_dioxide_expressed_as_carbon_due_to_heterotrophic_respiration", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Total Heterotrophic Respiration on Land as Carbon Mass Flux [kgC m-2 s-1]", 
            "comment": "Carbon mass flux per unit area into atmosphere due to heterotrophic respiration on land (respiration by consumers)", 
            "dimensions": "longitude latitude time", 
            "out_name": "rh", 
            "type": "real", 
            "positive": "up", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "shrubFrac": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Percentage Cover by Shrub", 
            "comment": "Percentage of entire grid cell  that is covered by shrub.", 
            "dimensions": "longitude latitude time typeshrub", 
            "out_name": "shrubFrac", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "tran": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "transpiration_flux", 
            "units": "kg m-2 s-1", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Transpiration", 
            "comment": "Transpiration (may include dew formation as a negative flux).", 
            "dimensions": "longitude latitude time", 
            "out_name": "tran", 
            "type": "real", 
            "positive": "up", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "treeFrac": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Tree Cover Percentage", 
            "comment": "Percentage of entire grid cell  that is covered by trees.", 
            "dimensions": "longitude latitude time typetree", 
            "out_name": "treeFrac", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "treeFracPrimDec": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Percentage Cover by Primary Deciduous Tree", 
            "comment": "Percentage of the entire grid cell  that is covered by total primary deciduous trees.", 
            "dimensions": "longitude latitude time typepdec", 
            "out_name": "treeFracPrimDec", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "treeFracPrimEver": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Percentage Cover by Primary Evergreen Trees", 
            "comment": "Percentage of entire grid cell  that is covered by primary evergreen trees.", 
            "dimensions": "longitude latitude time typepever", 
            "out_name": "treeFracPrimEver", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "treeFracSecDec": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Percentage Cover by Secondary Deciduous Trees", 
            "comment": "Percentage of entire grid cell  that is covered by secondary deciduous trees.", 
            "dimensions": "longitude latitude time typesdec", 
            "out_name": "treeFracSecDec", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "treeFracSecEver": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "area_fraction", 
            "units": "%", 
            "cell_methods": "area: mean where land over all_area_types time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Percentage Cover by Secondary Evergreen Trees", 
            "comment": "Percentage of entire grid cell  that is covered by secondary evergreen trees.", 
            "dimensions": "longitude latitude time typesever", 
            "out_name": "treeFracSecEver", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }, 
        "tsl": {
            "frequency": "mon", 
            "modeling_realm": "land", 
            "standard_name": "soil_temperature", 
            "units": "K", 
            "cell_methods": "area: mean where land time: mean", 
            "cell_measures": "area: areacella", 
            "long_name": "Temperature of Soil", 
            "comment": "Temperature of soil. Reported as missing for grid cells with no land.", 
            "dimensions": "longitude latitude sdepth time", 
            "out_name": "tsl", 
            "type": "real", 
            "positive": "", 
            "valid_min": "", 
            "valid_max": "", 
            "ok_min_mean_abs": "", 
            "ok_max_mean_abs": ""
        }
    }
}