IPCC-DDC_CCCma_CGCM2_SRES_A2: 201 YEARS MONTHLY MEANS Canadian Centre for Climate Modelling and Analysis Canada
The SRES data sets were published by the IPCC in 2000 and classified
into four different scenario families (A1, A2, B1, B2).
SRES_A2 storyline describes a very heterogeneous world
with the underlying theme of self-reliance and preservation
of local identities. It results in this scenario a continous
increasing population together with a slower economic growth
and technological change.
The atmospheric component AGCM2 is a spectral model with
triangular truncation at wave no. 32 and 10 vertical levels.
The ocean model component based on the GFDL MOM 1.1 code
with 29 vertical levels and has a isopycnal / eddy stirring
parameterization (Gent and McWilliams, 1990).
CGCM2 ( http://ec.gc.ca/ccmac-cccma/default.asp?lang=En&n=40D6024E- 1 ).
The changes of anthropogenic emissions of CO2, CH4, N2O and
sulphur dioxide are prescribed according to the above
mentioned scenario.
These data belongs to a set of three ensemble runs, with the
CCCma-model, using the SRES_A2 scenario. They provide monthly
averaged values of selected variables for the IPCC-DDC.
- Identification
- Distribution
- Quality
- Spatial rep.
- Ref. system
- Content
- Portrayal
- Metadata
- Md. constraints
- Md. maintenance
- Schema info
Identification
Data identification
Citation
- Date (Publication)
- 2004-04-02
- Edition
-
1
- Citation identifier
- CCCma_CGCM2_SRES_A2
- Citation identifier
- doi:10.1594/WDCC/CCCma_CGCM2_SRES_A2
http://www.cccma.ec.gc.ca
http://www.cccma.ec.gc.ca
http://www.cccma.ec.gc.ca
Format
- Name
-
GRIB
- Keywords
-
-
CCCma
-
- Keywords
-
-
CCCma CGCM2
-
- Keywords
-
-
IPCC-TAR
-
- Keywords
-
-
SRES-A2
-
- Keywords
-
-
SRES_A2
-
- Use limitation
-
unrestricted: unrestricted
- Language
-
eng; USA
- Begin date
- 1900-01-01
- End date
- 2100-12-31
Distribution
Distribution
- Distribution format
-
-
GRIB
()
-
GRIB
()
Digital transfer options
- Transfer size
- 381
- OnLine resource
- https://www.wdc-climate.de/ui/entry?acronym=CCCma_CGCM2_SRES_A2
Quality
Data quality
- Hierarchy level
- collection
Conceptual consistency
- Name of measure
-
n/a
- Measure description
-
None
Content
Coverage Description
- Attribute description
- air_temperature-atNearSurface
- Descriptor
-
Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate]; unit: K
Coverage Description
- Attribute description
- surface_temperature
- Descriptor
-
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
Coverage Description
- Attribute description
- x_wind (variance)
- Descriptor
-
x_wind-variance [CF-Standard Name (cell_method)]; unit: m2 s-2
Coverage Description
- Attribute description
- air_temperature-atNearSurface (minimum)
- Descriptor
-
Air temperature is the bulk temperature of the air, not the surface (skin) temperature. (minimum) [CF-Standard Name-vertical_coordinate-cell_method]; unit: K
Coverage Description
- Attribute description
- specific_humidity
- Descriptor
-
"specific" means per unit mass. Specific humidity is the mass fraction of water vapor in (moist) air.[CF-Standard Name]; unit: kg kg-1
Coverage Description
- Attribute description
- y_wind
- Descriptor
-
"y" indicates a vector component along the grid y-axis, when this is not true latitude, positive with increasing y. 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
Coverage Description
- Attribute description
- wind_speed-atNearSurface
- Descriptor
-
wind_speed-atNearSurface [CF-Standard Name-vertical_coordinate]; unit: m s-1
Coverage Description
- Attribute description
- air_pressure_at_sea_level
- Descriptor
-
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
Coverage Description
- Attribute description
- surface_downwelling_shortwave_flux_in_air
- Descriptor
-
surface_downwelling_shortwave_flux_in_air [CF-Standard Name]; unit: W m-2
Coverage Description
- Attribute description
- x_wind
- Descriptor
-
"x" indicates a vector component along the grid x-axis, when this is not true longitude, positive with increasing x. 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
Coverage Description
- Attribute description
- sea_ice_thickness
- Descriptor
-
sea_ice_thickness [CF-Standard Name]; unit: kg m-2
Coverage Description
- Attribute description
- geopotential_height (variance)
- Descriptor
-
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. The Cell Method is variance. [CF-Standard Name (cell_method)]; unit: gpm2
Coverage Description
- Attribute description
- geopotential_height
- Descriptor
-
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: gpm
Coverage Description
- Attribute description
- lwe_convective_precipitation_rate
- Descriptor
-
"lwe" means liquid water equivalent. [CF-Standard Name]; unit: mm d-1
Coverage Description
- Attribute description
- snowfall_amount
- Descriptor
-
snowfall_amount [CF-Standard Name]; unit: kg m-2
Coverage Description
- Attribute description
- surface_temperature (variance)
- Descriptor
-
surface_temperature (variance) [CF-Standard Name (cell_method)]; unit: degC2
Coverage Description
- Attribute description
- air_temperature-atNearSurface (maximum)
- Descriptor
-
Air temperature is the bulk temperature of the air, not the surface (skin) temperature. (maximum) [CF-Standard Name-vertical_coordinate-cell_method]; unit: K
Metadata
Metadata
- File identifier
- wdc-climate.de:2000893 XML
- Metadata language
-
eng; USA
- Hierarchy level
- collection
- Hierarchy level name
-
CCCma_CGCM2_SRES_A2
- Date stamp
- 2002-01-28T14:19:19
- Metadata standard name
-
ISO 19115
- Metadata standard version
-
ISO 19115-2:2009
Overviews
Spatial extent
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