The Canadian Regional Climate Modelling and Diagnostics (CRCMD) Network (2006–2010)
http://www.mrcc.uqam.ca
Science meeting, May 26–29, 2009
Co-Investigators of CRCMD NetworkUQAM:
Jean-Pierre Blanchet Aerosols, radiation, Arctic climateÉric Girard Clouds microphysics, Arctic climateRené Laprise Numerical methods, climate modellingChanghui Peng Dynamic vegetationLaxmi Sushama Surface processes: lakes, permafrost, hydrology, oceans
Ouranos & UQAM:
Daniel Caya Regional climate modellingRamón De Elía Predictability, uncertainty analysis
RPN/MSC & UQAM:
Gilbert Brunet Weather regimes, diagnosticsJean Côté Numerical modellingBernard Dugas Present-day climate simulations and diagnosticsPaul Vaillancourt Physical parameterisationsAyrton Zadra Regional and global numerical modelling
CCCma/MSC & Univ. Victoria:Vivek Arora Land-surface processes, hydrology, land carbon cycleGreg Flato Sea-ice and global climate modellingJohn Scinocca Physical parameterizations for global climate models
Univ. Victoria:Adam Monahan Climate system from a probabilistic perspective
SMHI: Colin Jones Regional climate modelling
Funding of CRCMD Network (2006-2010)
(in $1,000 / year)CFCAS 748Ouranos 187FQRNT (GEC3) 30US DoE 68 (till 2008 only)
TOTAL 1,033
In-kind:Ouranos % Climate Simulation Team specialists,
Computers, Office space, Infrastructure
UQAM 1 System Analyst (A. Khaled)MSC Access to scientists expertise,
GCM and GEM software
CRCMD Network1 Network Coordinator
Adelina Alexandru
8 Research Associates
Dr. Ping Du
Katja Winger
Dr. Yanping He
Dr. Zav Kothavala
Dr. Andrey Martynov
Dr. Minwei Qian
Dr. Rong Li (CCCma)
Dr. Janya Sillman (CCCma)
1 System Analyst
Abderrahim Khaled (UQAM)
2 Computer ProgrammersLuis Duarte
Georges Huard
19 Graduate Students:
10 Ph. D.
J.-P. Blanchette
L.-P. Caron
E.-P. Diaconescu
M. Leduc
A. di Luca
M. Markovic
D. Paquin-Ricard
J.-P. Paquin
L. Separovic
D. Surcel-Colan
9 M.Sc.
R. Bresson
P.-L. Carpentier
D. Kornic
B. Mladjic
O. Nikiema
V. Poitras
M. Powers
M. Rapaic
M. Verville
CRCMD NetworkScientific Research Plan
2006 - 2010
! operates on massively-parallelised computer architecture! supports a number of model configurations within a single system
Further development of the limited area version of GEM (in collaboration with RPN and CCCma scientists)for application as a high-resolution Regional Climate Model (CRCM5)
CRCM5 projects
North AmericaD. Paquin-Ricard:A study on the representation of cloud microphysics and its interaction with radiation inthe GEM model
M. Markovic:Evaluation of the Surface Radiation Budget over North America for a suite of RegionalClimate Models
F. Dorsaz:Evaluation of regional climate model simulations of snow cover over Québec
L. Separovic:Methodological approach to parameter perturbations in GEM-LAM seasonal simulations
Y. He (UVic):Surface wind probability distributions over N. American regions: observations and RCMsimulations
E. P. Diaconescu:Analysis of Internal Variability of a regional Climate Model using Singular Vectors
AfricaA.-S. Daloz:Study of the benefits of increased resolution on the precipitation in Sub-Saharan Africa
North America & EuropeM. Verville:Comparison of two regional climate modelling approaches using the GEM model,global variable-resolution versus one-way nested limited-area
ICTS (Inter-Continental Scale Experiments Transferability Study)Z. Kothavala:The Transferability of Regional Climate Models to non-native domains
ArcticM. Qian:The behavior of GEM-LAM over the Arctic using different simulation domains
HurricanesL.-P. Caron:A study on tropical cyclone activity using the GEM model
Tropics - mid-latitudesM. Markovic:Tropical mid-latitude interactions
ShebaP.-L. Carpentier:Evaluation of the stable boundary layer processes in GEM over the Arctic ocean duringSHEBA
CRCM5 projects
CRCMD Network
Scientific Research Plan
2006 - 2010Main themes:
1. Scientific issues for high-resolution climate modelling Theme leaders: Jones and Zadra
2. The impact of surface feedback processes on regional climate Theme leaders: Sushama, Arora and Peng
3. Developing new diagnostic techniques for regional climate models Theme leaders: Caya, de Elia and Laprise
CRCMD Network Scientific Research PlanTheme 1: Scientific issues for high-resolution climate modelling
1. Testing of physical parameterisations (RPN GEM, CCCma
AGCM4)
2. Assessment of the scalability of parameterisations from
GCM to RCM resolutions
3. Parameterising moist processes (convection, cloud
microphysics)
4. Large-scale control in nested RCMs
North America, 0.5°Piloted with ERA40Period: 1957/09 – 2002/08Output: 3 hourly output
North America, 0.25°Piloted with ERA40Period: 1957/09 – 2002/08Output: 3 hourly output
Theme 2: Studying the impact of surface feedbackprocesses on regional climate
1. Representation of surface fluxes in CRCM5
2. Dynamic vegetation (CTEM)
3. Soil and permafrost studies (CLASS)
4. Interactive lakes (Hostetler, Mironov Flakes, K-!)
5. Regional oceans (RCO)
CRCMD Network Scientific Research Plan
Theme 3: Developing new diagnostic techniques for RCMs
1. Quantifying uncertainty in RCM downscaling
2. Scale-selective budget studies
3. Using satellite data in the evaluation of CRCM5
4. Estimating the added value of RCMs
CRCMD Network Scientific Research Plan
Source: Di Luca
Surface feedback processes on regional climate
ISBA
CRCM5v5.0.1 implementedCRCM5v5.0.1
CLASS3.4 Katja WingerLuis Duarte
Jean-Philippe Paquin
The impact of surface feedback processes onregional climate
! Optional mosaic formulation
! Ability to model organic soils
! Enhanced snow density and snow interception
! New canopy conductance formulation
! Option for multiple soil layers at depth
New LSS in CRCM5 -> CLASS3.4 (developed by Diana Verseghy)
3-layer: No organic parameterization
3-layer: with organic parameterization
The impact of surface feedback processes onregional climate
!z1= 0.1 m
!z2= 0.25 m
!z3= 3.75 m
0
z3
z2
z1G(0)
G(z1)
G(z2)
G(z3)
K* L* QH QE
!
!
T1
!
T2
!
T3
Drainage
F(z1)
F(z2)
F(z3)
F(0)
Simulated annual-mean temperaturefor the top soil layer
Source: Yanjun Jiao
Region with organic soilInclusion of the organic soil parameterization leads to much cooler temperatures
Jean-Philippe Blanchette (PhD)
Soil and permafrost studies
The impact of surface feedback processes onregional climate
Observed/simulated soil temp profile
• Dominique Paquin – CRCM4/CRCM5
• Jean-Philippe Paquin - comparison of water and energy budgets in CRCM5/ISBAand CRCM5/CLASS
• Katja Winger – sensitivity of surface fluxes to soil model configuration
The impact of surface feedback processes onregional climate
Andrey Martynov-Hostetler and Flake models implementedin CRCM4-Will be implemented in CRCM5 this fall
The Lake Model Intercomparison Project (LakeMIP):http://www.unige.ch/climate/lakemip/index.html
Implementation of Lakes
5
10
15
20
25
30
Lake Superior, buoy 45001, depth: 261 m
Wa
ter
su
rfa
ce
te
mp
era
ture
(o
C)
No lakes Goyette Buoy observations Hostetler FLake
0
5
10
15
20
25
30
35Lake Erie, buoy 45005, depth: 12.5m
Time, simulation years
1979 1980 1981
The impact of surface feedback processes onregional climate
Dynamic vegetation:Canadian Terrestrial EcosystemModel (Arora, 2003)
The impact of surface feedback processes onregional climate
• Photosynthesis• Autotrophic respiration• Heterotrophic respiration• Phenology• Turn over of live veg, • Mortality• Allocation • Disturbance due to fire,• Land use related carbon emissions
Achieve this model structure by Dec 2009
Dynamic vegetation
Autotrophicrespiration
Heterotrophicrespiration
Allocation
Fire
Phenology
Turnover,Mortality
Conversion of biomass
to structural attributes
"t = 20-30 minutes
"t = 1 day
Albedo and transmittivity calculations
Photosynthesis,leaf respiration, andcanopy conductance
Surface energyand waterbalance
Soil heat andmoisture dynamics
Daily-averaged values ofcanopy temperature,soil temperature, soilmoisture, and carbonuptake.
LAI, vegetation roughnessheight, rooting depth, canopy
mass, and fractionalcoverages of 4 CLASS PFTs
for each tile.
Land use change
CLASS 3.4
CTEM 1.0
Read in fractional coverage of CTEM’snine PFTs externally
CLASS’ calculations can beperformed separately foreach PFT that occupies afull tile.
The impact of surface feedback processes onregional climate
CTEM 1.1
Autotrophicrespiration
Heterotrophicrespiration
Allocation
Fire
Phenology
Turnover,Mortality
biomass conversion to structural attributes
"t = 20-30 minutes
"t = 1 day
Albedo and transmittivity calculations
Photosynthesis,leaf respiration, andcanopy conductance
Surface energyand waterbalance
Soil heat andmoisture dynamics
Daily-averaged values ofcanopy temperature, soiltemperature, soil moisture,and carbon uptake.
LAI, vegetation roughness height,rooting depth, canopy mass, andfractional coverages of 4 CLASS
PFTs for each tile.
Land use change
CLASS 3.4
CLASS’ calculations canbe performed separatelyfor each PFT that occupiesa full tile.
Competitionbetween PFTs
April 2010
Dynamic vegetation
The impact of surface feedback processes onregional climate
Coupling of CRCM5 with RCO over the Arctic
Pi-1 Pi Pi+1 Pi+2 Pn-1P0 P1 P2 … …
Atmosphere
Dynamics and Physics
Ocean
Dynamics and Physics
SST, IST,SIC, suface albedo
Radiation, precipitation, sensible, latent
heat and momentun Fluxes
CRCM5 RCO
Blue lines: Output data, Red lines : Input data
Solid lines : Finished, Dash lines : In progress
Minwei Qian (RA)Jean Philippe Paquin (PhD) (RCAO, WATRoute)
The impact of surface feedback processes onregional climate
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