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Repository for definitions and mappings in model comparison projects

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This PR adds a mapping from the standard emissions variable tree to CEDS categories, per some discussion with @jkikstra One complicated issue is the handling of transportation-emissions, where domestic aviation...

emissions

Not urgent, but just an issue for discussions (after #259): (a) when to add new countries to the mapping? (b) is there a way to ensure that there is no...

discuss

South Korea was incorrectly categorized in a few models. I went through the list and fixed them.

While working on #255 for @jkikstra, I noticed that the variable template is not consistent for road-transportation. For some variables, we have an explicit "Road" category, e.g. - Energy Service|Transportation|Passenger|Road...

emissions
energy

Some time ago, @dc-almeida wrote a script that I adapted a bit, creating and writing out ("region_df.csv") a dataframe that combines each registered region with each set of countries that...

@IAMconsortium/common-definitions-land Should we add forage to agricultural demand, production and land use? https://en.wikipedia.org/wiki/Forage Example for production: `Agricultural Production|Crops` `Agricultural Production|Livestock` `Agricultural Production|Residues` `Agricultural Production| Forage`

This PR adds the validation-criteria from AR6 WG3 Annex 3 Table 11 for emissions and energy-production in 2020. Table 11 also has a row on combined solar and wind generation...

There are variables for gross CO2 emission and carbon dioxide removal but gross CO2 removals are currently missing in emission variables. I discussed with @merfort that it would be of...

question
discuss
emissions

The following question came up in the ScenarioMIP land sub-group: Should `Carbon Removal` include negative emissions from regrowth of timber plantations? Timber plantations will be harvested after the end of...

question
discuss
emissions

Currently, the template is as follows: variable | description | unit -- | -- | -- Emissions\|Kyoto Gases | Emissions of Kyoto GHG emissions, including fossil CO2, CH4, N2O and...

help wanted