= Working Groups =


== DEVELOPMENTS OF THE PHYSICAL COMPONENTS FOR CMIP6-V1 ==

Soil hydrology and thermic (vertical discretization, properties, ...) [wiki:DevelopmentActivities/CMIP6/DevelopmentsCMIP6/soil_physic Soil physic]

New snow scheme (fractional coverage, fully implicit) [wiki:DevelopmentActivities/CMIP6/DevelopmentsCMIP6/snow New snow scheme]

Roughness lenght calculation and bare soil evaporation [wiki:DevelopmentActivities/CMIP6/DevelopmentsCMIP6/zo_evaporation Roughness and bare soil evaporation]

Albedo revison [wiki:DevelopmentActivities/CMIP6/DevelopmentsCMIP6/albedo Optimization of albedo and fraction of bare soil]

Hydric stress calculation [wiki:DevelopmentActivities/CMIP6/DevelopmentsCMIP6/hydric_stress Hydric stress computation]

Resistance to soil evaporation: [wiki:ReferenceSimulations/3934#CL4.3934.L2595.rsolatcurie rsol simulations and analysis]

Adjustment of [wiki:DevelopmentActivities/CMIP6/DevelopmentsCMIP6/soil_freezing soil freezing parametrization]

Correction of the [wiki:DevelopmentActivities/CMIP6/DevelopmentsCMIP6/EnergyBalance Energy Balance]

== DEVELOPMENTS OF THE BIOGEOCHEMICAL COMPONENTS FOR CMIP6-V1 ==

Specific page for [wiki:DevelopmentActivities/CMIP6/DevelopmentsCMIP6/Biogeochemistry Biogeochemistry]


== NEW LAND COVER AND LAND COVER CHANGE (LCC) FOR CMIP6-V1 ==

Pages for [wiki:DevelopmentActivities/CMIP6/DevelopmentsCMIP6/LandCover LandCoverChanges for CMIP6]


== OVERALL OPTION-SELECTION and MODEL-TUNING (CMIP6-V1) ==

Summary of adjustments for CM6-v1 at Autumn 2016: [wiki:DevelopmentActivities/CMIP6/DevelopmentsCMIP6/final_adjustments model tuning 2016]

Summary of final option selection in June 2017: [https://docs.google.com/document/d/1UX69dNRixDrU5pqne-nvgOr6PZJOBAFr7xXDM4MNYeQ/edit?usp=sharing]


== DEVELOPMENT OF THE VERSION V2 for CMIP6 ==

A new version of ORCHIDEE, based on ORCHIDEE-CAN will be developed for the second set of simulations for CMIP6 that should be done with updated physic for LMDZ: [wiki:DevelopmentActivities/CMIP6/DevelopmentsCMIP6/cmip6_v2_can Version 2 for CMIP6]


== Option and Flag to simplify or drop ==

ORCHIDEE flag table: possible simplications [https://docs.google.com/spreadsheets/d/1-ysYNck7Xu8lkEtT1an0z9kwsNrQypnSF1_9B7VJ05Q/edit?usp=sharing Flag to simplify]


== Evaluation of the trunk and the CMIP6 configuration over the Mediterranean == 

The [https://forge.ipsl.jussieu.fr/orchidee/attachment/wiki/DevelopmentActivities/CMIP6/DevelopmentsCMIP6/Validation_Jan2017.pdf attached document] provides an overview of how the trunk #3959 behaves over rivers contributing to the Mediterranean sea.