HDF5 file, superblock version 0
group /
	attribute NCO = "netCDF Operators version 4.9.5 (Homepage = http://nco.sf.net, Code = http://github.com/nco/nco)"
	attribute conventions = "CF-1.5"
	attribute disclaimer = "CarbonTracker is an open product of the NOAA Earth System Research Laboratory using data from the Global Monitoring Division greenhouse gas observational network and collaborating institutions.  Model results including figures and tabular material found on the CarbonTracker website may be used for non-commercial purposes without restriction, but we request that the following acknowledgement text be included in documents or publications made using CarbonTracker results: \"CarbonTracker results provided by NOAA/ESRL, Boulder, Colorado, USA, http://carbontracker.noaa.gov.\"  Since we expect to continuously update the CarbonTracker product, it is important to identify which version you are using.  To provide accurate citation, please include the version of the CarbonTracker release in any use of these results.  The CarbonTracker team welcomes special requests for data products not offered by default on this website, and encourages proposals for collaborative activities.  Contact us at carbontracker.team@noaa.gov."
	attribute email = "carbontracker.team@noaa.gov"
	attribute history = (text block)
| Thu Oct 29 15:56:43 2020: ncra -O -o /iftp/aftp/products/carbontracker/co2/CT2019B/molefractions/co2_total_monthly/CT2019B.molefrac_nam1x1_2006-09.nc
| Created 2020-10-02 19:20:49 UTC by ./eic-ct19f-c2.ml60.x.
	attribute institution = "NOAA Earth System Research Laboratory"
	attribute nco_input_file_list = "CT2019B.molefrac_nam1x1_2006-09-01.nc CT2019B.molefrac_nam1x1_2006-09-02.nc CT2019B.molefrac_nam1x1_2006-09-03.nc CT2019B.molefrac_nam1x1_2006-09-04.nc CT2019B.molefrac_nam1x1_2006-09-05.nc CT2019B.molefrac_nam1x1_2006-09-06.nc CT2019B.molefrac_nam1x1_2006-09-07.nc CT2019B.molefrac_nam1x1_2006-09-08.nc CT2019B.molefrac_nam1x1_2006-09-09.nc CT2019B.molefrac_nam1x1_2006-09-10.nc CT2019B.molefrac_nam1x1_2006-09-11.nc CT2019B.molefrac_nam1x1_2006-09-12.nc CT2019B.molefrac_nam1x1_2006-09-13.nc CT2019B.molefrac_nam1x1_2006-09-14.nc CT2019B.molefrac_nam1x1_2006-09-15.nc CT2019B.molefrac_nam1x1_2006-09-16.nc CT2019B.molefrac_nam1x1_2006-09-17.nc CT2019B.molefrac_nam1x1_2006-09-18.nc CT2019B.molefrac_nam1x1_2006-09-19.nc CT2019B.molefrac_nam1x1_2006-09-20.nc CT2019B.molefrac_nam1x1_2006-09-21.nc CT2019B.molefrac_nam1x1_2006-09-22.nc CT2019B.molefrac_nam1x1_2006-09-23.nc CT2019B.molefrac_nam1x1_2006-09-24.nc CT2019B.molefrac_nam1x1_2006-09-25.nc CT2019B.molefrac_nam1x1_2006-09-26.nc CT2019B.molefrac_nam1x1_2006-09-27.nc CT2019B.molefrac_nam1x1_2006-09-28.nc CT2019B.molefrac_nam1x1_2006-09-29.nc CT2019B.molefrac_nam1x1_2006-09-30.nc"
	attribute nco_input_file_number = 30
	attribute notes = "This file contains CarbonTracker mole fractions averaged over each time interval.  The times on the date axis are the centers of each averaging period."
	attribute url = "http://carbontracker.noaa.gov"
	attribute version = "CarbonTracker release version CT2019B - mole fraction output revision 1 of Thu Oct  8 22:54:10 2020"
dataset /air_mass: float32, shape (1, 25, 40, 66)
	attribute cell_methods = "time: mean"
	attribute long_name = "air_mass"
	attribute standard_name = "air_mass"
	attribute units = "kg"
dataset /blh: float32, shape (1, 40, 66)
	attribute cell_methods = "time: mean"
	attribute long_name = "planetary boundary layer thickness"
	attribute standard_name = "planetary boundary layer thickness"
	attribute units = "m"
dataset /boundary: int32, shape (26)
	attribute long_name = "boundary"
	attribute positive = "up"
	attribute units = "none"
// boundary: first 1, last 26, count 26
dataset /calendar_components: int32, shape (6)
	attribute long_name = "calendar_components"
	attribute units = "none"
// calendar_components: first 1, last 6, count 6
dataset /co2: float32, shape (1, 25, 40, 66)
	attribute _FillValue = -9.99999979e+33
	attribute cell_methods = "time: mean"
	attribute comment = "CT2019B estimate of total atmospheric carbon dioxide"
	attribute long_name = "mole_fraction_of_carbon_dioxide_in_air"
	attribute units = "micromol mol-1"
dataset /decimal_date: float64, shape (1)
	attribute _FillValue = -1e+34
	attribute cell_methods = "time: mean"
	attribute units = "years"
dataset /gph: float32, shape (1, 26, 40, 66)
	attribute _FillValue = -9.99999979e+33
	attribute cell_methods = "time: mean"
	attribute comment = "geopotential height at level boundaries"
	attribute long_name = "geopotential_height"
	attribute units = "m"
dataset /latitude: float64, shape (40)
	attribute actual_range = 22.0, 62.0
	attribute long_name = "latitude"
	attribute units = "degrees_north"
// latitude: first 22.5, last 61.5, count 40
dataset /level: int32, shape (25)
	attribute long_name = "level"
	attribute positive = "up"
	attribute units = "none"
// level: first 1, last 25, count 25
dataset /longitude: float64, shape (66)
	attribute actual_range = -129.0, -63.0
	attribute long_name = "longitude"
	attribute units = "degrees_east"
// longitude: first -128.5, last -63.5, count 66
dataset /orography: float32, shape (40, 66)
	attribute long_name = "orography"
	attribute standard_name = "surface geopotential"
	attribute units = "m^2/s^2"
dataset /pressure: float32, shape (1, 26, 40, 66)
	attribute _FillValue = -9.99999979e+33
	attribute cell_methods = "time: mean"
	attribute comment = "air pressure at level boundaries"
	attribute long_name = "air_pressure"
	attribute units = "Pa"
dataset /specific_humidity: float32, shape (1, 25, 40, 66)
	attribute cell_methods = "time: mean"
	attribute comment = "mass fraction of water vapor in moist air; (kg water)/(kg air)"
	attribute long_name = "specific_humidity"
	attribute standard_name = "specific_humidity"
	attribute units = "kg kg-1"
dataset /temperature: float32, shape (1, 25, 40, 66)
	attribute cell_methods = "time: mean"
	attribute long_name = "air_temperature"
	attribute standard_name = "air temperature at level center"
	attribute units = "Kelvin"
dataset /time: float64, shape (1)
	attribute cell_methods = "time: mean"
	attribute long_name = "time"
	attribute units = "days since 2000-01-01 00:00:00 UTC"
dataset /time_components: int32, shape (1, 6)
	attribute cell_methods = "time: mean"
	attribute comment = "year, month, day, hour, minute, second"
	attribute long_name = "Integer value calendar components of UTC time."
	attribute units = "none"
dataset /u: float32, shape (1, 25, 40, 66)
	attribute cell_methods = "time: mean"
	attribute long_name = "zonal_wind_speed"
	attribute standard_name = "eastward_wind"
	attribute units = "m/s"
dataset /v: float32, shape (1, 25, 40, 66)
	attribute cell_methods = "time: mean"
	attribute long_name = "meridional_wind_speed"
	attribute standard_name = "northward_wind"
	attribute units = "m/s"