Trieste, October 2008, Lorenzo Tomassini, MPI-M Research directions in regional climate modeling of...
-
Upload
bryan-turner -
Category
Documents
-
view
214 -
download
1
Transcript of Trieste, October 2008, Lorenzo Tomassini, MPI-M Research directions in regional climate modeling of...
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Research directions in regional climate modeling of the Mediterranean at MPI-M
Daniela Jacob, Alberto Elizalde,
and Lorenzo Tomassini
Max Planck Institute for Meteorology, Hamburg
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Overview
1. Hydrological cycle including extremes
2. Atmospheric circulation
3. Regional feedbacks
Three major research areas:
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Overview
Hydrological cycle in the Mediterranean:
A coupled atmosphere-ocean regional climate modelDroughtsExtreme precipitation events
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Coupled regional model
Ph.D. project of Alberto Elizalde:
Working model for Mediterranean climate Assessment of hydrological cycle Better understanding of processes involved Reproduce ocean-atmosphere feedbacks Analyze the impact of the coupled system on climate
simulations Perform climate change simulations
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Coupled regional model
AtmosphereModel (REMO)
HydrologicalModel (HD model)
Coupler (OASIS 3)
OceanModel (MPI-OM)
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Droughts
Max no. of cdd
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Droughts
No. of dry periods
(cdd > 5 days)
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Droughts
Drought index dsi3 for A1B scenario and 2071-2100
(two arbitrary grid boxes: nord and south)
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Extreme precipitation events
Increase in heavy rainfall for
a) Observations
b) REMO control I
c) REMO control II
d) REMO B1 scenario
e) REMO A1B scenario
f) REMO A2 scenario
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Extreme precipitation events
Result of t-test for:
a) Observations
b) REMO control I
c) REMO control II
d) REMO B1 scenario
e) REMO A1B scenario
f) REMO A2 scenario
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Extreme precipitation events
FP7 project „SaveLand“:
Extension of this work to several European regionsMediterranean as one focus areaSimulations with 10km resolutionAnalysis of physical causes and processesStatistical analysis of trends, variability, and spatial
dependence
Start: 2009
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Overview
Atmospheric circulation:
Cyclone tracksMedicanesMoisture transport
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Cyclone tracks
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Cyclone tracks
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Cyclone tracks
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Cyclone tracks
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Medicanes
Collaboration with M. Gaertner et al. (GRL, 34, 2007)
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Moisture transport
(Ch. Moseley)
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Moisture transport
(Ch. Moseley)
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Overview
Regional feedback processes:
Effect of aerosols on clouds and precipitationSoil moisture feedback
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Aerosols
Ph.D. project of Joni-Pekka Pietikainen:
Implementation of the ECHAM5 cloud and aerosol physics to the regional model REMO
Update the release version of REMO to include aerosols and better cloud scheme
Study the effects of aerosols on clouds and precipitation Study heavy precipitation events
Improve our understanding of cloud-aerosol processes using the regional model with high resolution
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Soil moisture feedback
Preindustrial control run with REMO: 300 years
JJA:
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Soil moisture feedback
Preindustrial control run with REMO: 300 years
JJA:
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Soil moisture feedback
Preindustrial control run with REMO: 300 years
JJA:
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Soil moisture feedback
Preindustrial control run with REMO: 300 years
JJA:
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Soil moisture feedback
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Soil moisture feedback
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Soil moisture feedback
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Soil moisture feedback
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Soil moisture feedback
Trieste, October 2008, Lorenzo Tomassini, MPI-M
Thank you very much for your attention!