A regional climate simulation over the Iberian Peninsula for the last millennium

A high-resolution (30 km) regional paleoclimate simulation of the last millennium over the Iberian Peninsula (IP) is presented. The simulation was performed with a climate version of the mesoscale model MM5 driven by the global model ECHO-G. Both models were driven by the same reconstructions of sev...

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Main Authors: J. J. Gómez-Navarro, J. P. Montávez, S. Jerez, P. Jiménez-Guerrero, R. Lorente-Plazas, J. F. González-Rouco, E. Zorita
Format: Article
Language:English
Published: Copernicus Publications 2011-04-01
Series:Climate of the Past
Online Access:http://www.clim-past.net/7/451/2011/cp-7-451-2011.pdf
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author J. J. Gómez-Navarro
J. P. Montávez
S. Jerez
P. Jiménez-Guerrero
R. Lorente-Plazas
J. F. González-Rouco
E. Zorita
author_facet J. J. Gómez-Navarro
J. P. Montávez
S. Jerez
P. Jiménez-Guerrero
R. Lorente-Plazas
J. F. González-Rouco
E. Zorita
author_sort J. J. Gómez-Navarro
collection DOAJ
description A high-resolution (30 km) regional paleoclimate simulation of the last millennium over the Iberian Peninsula (IP) is presented. The simulation was performed with a climate version of the mesoscale model MM5 driven by the global model ECHO-G. Both models were driven by the same reconstructions of several external forcing factors. The high spatial resolution of the regional model allows climatologists to realistically simulate many aspects of the climate in the IP, as compared to an observational data set in the reference period 1961–1990. Although the spatial-averaged values developed by the regional model are tightly driven by the boundary conditions, it is capable to develop a different realisation of the past climate at regional scales, especially in the high-frequency domain and for precipitation. This has to be considered when comparing the results of climate simulations versus proxy reconstructions. A preliminary comparison of the simulation results with reconstructions of temperature and precipitation over the IP shows good agreement in the warming trends in the last century of the simulation, although there are large disagreements in key periods such as the precipitation anomalies in the Maunder Minimum.
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spelling doaj.art-b87f7995bb1a4821920c603e9d46ef352022-12-21T19:21:57ZengCopernicus PublicationsClimate of the Past1814-93241814-93322011-04-017245147210.5194/cp-7-451-2011A regional climate simulation over the Iberian Peninsula for the last millenniumJ. J. Gómez-NavarroJ. P. MontávezS. JerezP. Jiménez-GuerreroR. Lorente-PlazasJ. F. González-RoucoE. ZoritaA high-resolution (30 km) regional paleoclimate simulation of the last millennium over the Iberian Peninsula (IP) is presented. The simulation was performed with a climate version of the mesoscale model MM5 driven by the global model ECHO-G. Both models were driven by the same reconstructions of several external forcing factors. The high spatial resolution of the regional model allows climatologists to realistically simulate many aspects of the climate in the IP, as compared to an observational data set in the reference period 1961–1990. Although the spatial-averaged values developed by the regional model are tightly driven by the boundary conditions, it is capable to develop a different realisation of the past climate at regional scales, especially in the high-frequency domain and for precipitation. This has to be considered when comparing the results of climate simulations versus proxy reconstructions. A preliminary comparison of the simulation results with reconstructions of temperature and precipitation over the IP shows good agreement in the warming trends in the last century of the simulation, although there are large disagreements in key periods such as the precipitation anomalies in the Maunder Minimum.http://www.clim-past.net/7/451/2011/cp-7-451-2011.pdf
spellingShingle J. J. Gómez-Navarro
J. P. Montávez
S. Jerez
P. Jiménez-Guerrero
R. Lorente-Plazas
J. F. González-Rouco
E. Zorita
A regional climate simulation over the Iberian Peninsula for the last millennium
Climate of the Past
title A regional climate simulation over the Iberian Peninsula for the last millennium
title_full A regional climate simulation over the Iberian Peninsula for the last millennium
title_fullStr A regional climate simulation over the Iberian Peninsula for the last millennium
title_full_unstemmed A regional climate simulation over the Iberian Peninsula for the last millennium
title_short A regional climate simulation over the Iberian Peninsula for the last millennium
title_sort regional climate simulation over the iberian peninsula for the last millennium
url http://www.clim-past.net/7/451/2011/cp-7-451-2011.pdf
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