1.1.9

The PCMDI AMIP Boundary Conditions v1.1.9 are now available.

Data can be downloaded from the ESGF input4MIPs data portal

The following changes have been made in preparation for this release:

All data:

• Data coverage now extends from January 1870 to December 2022
• mip_era updated from CMIP6 -> CMIP6Plus
• Using latest data_specs_version/CMIP6 Data Request 01.00.33
• Data has been written using CMOR 3.7.1 using the input4MIPs tables 1.1.9-amipbcs
• Code reconfigured to follow cleaner outline; Validation across versioning now written using xcdat/xarray
• mkhurrell1.f and dependencies replaced with pcmdiAmipBcs f2py library (changed for the v1.1.7 release)

Variable specific changes
tos:

• No changes

tosbcs:

• product updated from "observations" -> "derived"

siconc:

• No changes

siconcbcs:

• product updated from "observations" -> "derived"

1.1.8

The PCMDI AMIP Boundary Conditions v1.1.8 are now available.

Data can be downloaded from the ESGF input4MIPs data portal

The following changes have been made in preparation for this release:

All data:

• Data coverage now extends from January 1870 to December 2021
• Updated to use data_specs_version/CMIP6 Data Request 01.00.33
• Data has been written using CMOR 3.6.1 using the input4MIPs tables 1.1.8-amipbcs
• Code reconfigured to follow cleaner outline
• mkhurrell1.f and dependencies replaced with pcmdiAmipBcs f2py library (v1.1.7 release)

Variable specific changes
tos:

• No changes

siconc:

• No changes

1.1.7

The PCMDI AMIP Boundary Conditions v1.1.7 are now available.

Data can be downloaded from the ESGF input4MIPs data portal

The following changes have been made in preparation for this release:

All data:

• Data coverage now extends from January 1870 to June 2021
• Updated to use data_specs_version/CMIP6 Data Request 01.00.33 (Updated from 01.00.31)
• Data has been written using CMOR 3.6.1 (from 3.5.0) using the input4MIPs tables 1.1.7-amipbcs
• Code reconfigured to follow cleaner outline
• mkhurrell1.f and dependencies replaced with pcmdiAmipBcs f2py library

Variable specific changes
tos:

• No changes

siconc:

• No changes

1.1.6

The PCMDI AMIP Boundary Conditions v1.1.6 are now available.

Data can be downloaded from the ESGF input4MIPs data portal

The following changes have been made in preparation for this release:

All data:

• Data coverage now extends from January 1870 to December 2018
• Updated to use data_specs_version/CMIP6 Data Request 01.00.31 (Updated from 01.00.29)
• Data has been written using CMOR 3.5.0 (from 3.4.0) using the input4MIPs tables 1.1.6-amipbcs.

Variable specific changes
tos:

• No changes

siconc:

• Comment updated to reflect change to data request area fraction.. -> Percentage

1.1.5

The PCMDI AMIP Boundary Conditions v1.1.5 are now available.

Data can be downloaded from the ESGF input4MIPs data portal

The following changes have been made in preparation for this release:

All data:

• Data coverage now extends from January 1870 to June 2018
• Updated to use data_specs_version/CMIP6 Data Request 01.00.29 (Updated from 01.00.23)
• Data has been written using CMOR 3.4.0 (from 3.3.2) using the input4MIPs tables 1.1.5-amipbcs.

Variable specific changes
tos:

• No changes

siconc:

• No changes

1.1.4

The PCMDI AMIP Boundary Conditions v1.1.4 are now available.

Data can be downloaded from the ESGF input4MIPs data portal

The following changes have been made in preparation for this release:

All data:

• Data coverage now extends from January 1870 to December 2017
• Updated to use data_specs_version/CMIP6 Data Request 01.00.23 (Updated from 01.00.16)
• Added release_year global attribute
• Added source_description global attribute
• Added source_type global attribute
• Renamed dataset_version_number to source_version global attribute to align with obs4MIPs
• Data has been written using CMOR 3.3.2 (from 3.2.8) using the input4MIPs tables 1.1.4-amipbcs. history global attribute format has updated following CMOR 3.3.2 updates

Variable specific changes
tos:

• No changes

siconc:

• No changes

1.1.3

The PCMDI AMIP Boundary Conditions v1.1.3 are now available.

Data can be downloaded from the ESGF input4MIPs data portal

The following changes have been made in preparation for this release:

All data:

• Data coverage now extends from January 1870 to June 2017
• Updated to use data_specs_version/CMIP6 Data Request 01.00.16 (Updated from 01.00.06)
• Updated Conventions to conform with CF-1.7 CMIP-6.2 (updated from CF-1.7 CMIP-6.0)
• Updated URLs to new PCMDI website
• Removed data_structure global attribute
• Added region global attribute
• Revised tracking_id to align with CMIP6 standards
• Data has been written using CMOR 3.2.8 (from 3.2.3) using the input4MIPs tables 1.1.3-amipbcs. history global attribute format has updated following CMOR 3.2.8 updates

Variable specific changes
tos:

• No changes

siconc:

• No changes

1.1.2

The PCMDI AMIP Boundary Conditions v1.1.2 are now available.

Data can be downloaded from the ESGF input4MIPs data portal

The following changes have been made in preparation for this release:

All data:

• Data coverage now extends from January 1870 to December 2016
• sftof (sea_area_fraction) variable is now included
• cell_methods, cell_measures - corrected confused entries (Values for each entry in v1.1.1 were inverted)
• Updated to use data_specs_version/CMIP6 Data Request 01.00.06 (From 0.1.beta.37)
• Updated license to conform with CMIP6
• Updated URLs to new PCMDI website
• Updated grid_resolution -> nominal_resolution to conform with CMIP6
• Data has been written using CMOR 3.2.3 (from 3.1.2) using the input4MIPs tables 1.1.2-amipbcs

Variable specific changes
tos:

• Units change - K -> degC (to conform with CMIP6; also corrected invalid 273.16 rather than 273.15 offset which was included in earlier releases)
• Removed spurious comment

siconc:

• Units change - 1.0 -> % (to conform with CMIP6)
• Realm change - corrected realm from ocean -> seaIce

1.1.1

The PCMDI AMIP Boundary Conditions v1.1.1 are now available.

Data can be downloaded from the ESGF input4MIPs data portal

The following changes have been made in preparation for this release:

• Data coverage now extends from January 1870 to June 2016
• All controlled vocabularies have been updated to conform with new CMIP6 conventions
• Data has been written using CMOR3 using the input4MIPs tables 1.1.1-amipbcs

1.1.0

The PCMDI AMIP Boundary Conditions v1.1.0 are now available.

Data can be downloaded from the ESGF input4MIPs data portal

The following changes have been made in preparation for this release:

• Data coverage now extends from January 1870 to December 2015
• Data formats have been reconfigured with all timesteps now contained in single files
• Sea-ice data have been renamed sic -> siconc (observations) and sicbcs-> siconcbcs (boundary conditions) and units have been changed from % -> fraction (x/1) to conform with new CMIP6 naming conventions
• Grid cell area information is now available (areacello variable)
• Data has been written using CMOR3 using the input4MIPs tables 1.1.0-amipbcs