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New Experiment 1pctCO2-rad #19

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ChrisJones-MOHC opened this issue Feb 28, 2025 · 3 comments
Open

New Experiment 1pctCO2-rad #19

ChrisJones-MOHC opened this issue Feb 28, 2025 · 3 comments
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delta requires a change experiment

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@ChrisJones-MOHC
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ChrisJones-MOHC commented Feb 28, 2025

Experiment ID

1pctCO2-rad

Experiment Title

radiatively-coupled version of 1 percent per year increasing CO2 experiment

Description

1pctCO2-rad is retained from CMIP6.

It is a simulation which branches from piControl with a 1% per year increase in CO2 concentration from pre-industrial levels, with the CO2 “radiatively-coupled”. This means that only the model’s radiation code responds to the increase in CO2, whereas the model’s carbon cycle components (both land and ocean) use a constant, preindustrial concentration of CO2.

The 1pctCO2 DECK simulation is required for comparison. This experiment is designed to isolate carbon-concentration and carbon climate elements of the global carbon feedbacks. It will also enable calibration of climate emulators.

See Jones et al 2016: https://gmd.copernicus.org/articles/9/2853/2016/ , especially section 3.2.3
Example of use/analysis is Arora et al. 2020: https://bg.copernicus.org/articles/17/4173/2020/

MIP / Activity ID (registered)

C4MIP

MIP / Activity ID (unregistered)

No response

Parent Experiment

piControl

Custom Parent Experiment

No response

Sub-experiment

none

Priority Tier

1

Source type codes for required model components

AOGCM, BGC

Source type codes for additional allowed model components

AER, CHEM, ISM

Start Date

0001-01-01 same as 1pctCO2 DECK simulation

Branch Date

same as 1pctCO2 DECK simulation.

(Minimum) Number of Years

150

Issue Type

experiment

Issue Kind

new

@ChrisJones-MOHC ChrisJones-MOHC added delta requires a change experiment labels Feb 28, 2025
@github-actions github-actions bot changed the title Add/Modify: Experiment: <radiatively-coupled version of 1 percent per year increasing CO2 experiment> New Experiment 1pctCO2-rad Mar 14, 2025
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Validation failed:

1 issues found.

Validation Errors

Field Error Message Error Type
branch-date Value error, Invalid date format for value: same as 1pctCO2 DECK simulation. value_error

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Validation failed:

1 issues found.

Validation Errors

Field Error Message Error Type
start-date Value error, Invalid date format for value: 0001-01-01 same as 1pctCO2 DECK simulation value_error

@wolfiex
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wolfiex commented Mar 19, 2025

@ChrisJones-MOHC you need to either specify an actual date as per the format in the form, or type in none. That should re run the actions, and approve this submission.

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