North Atlantic Oscillation

Observed data . Reanalysis . Satellite data . Model  results NAO




Data Analysis

Climate variability

Climate predictability


Name: Roxana BOJARIU

Date and birth place: 8 January 1962, Bucharest

Nationality: Romanian

National Meteorological Administration, Sos. Bucuresti-Ploiesti 97, 013686 Bucharest, Romania
Phone: +40 21 318 32 40/ext. 235 or 229
Fax:     +40 21 3167762
E-mail address: (please read instead of Z the usual character for email address)

Academic credentials:
• Diploma in Physics, Faculty of Physics, University of Bucharest (1984).
• Doctor in Physics, Specialty: Geophysics, Faculty of Physics, University of Bucharest (1999) with the thesis "Ocean-atmosphere interaction in Atlantic related to regional climate variability".

Present position: Head of Climate Research Group/Climatology  Department, National Meteorological Administration, Bucharest, Romania.

Research domains:

  • studies of North Atlantic Oscillation in the climate variability and change perspective;

  • climate prediction for the Atlantic-European region;
    ocean-atmosphere interaction;

  • studies of regional and local climate in the sustainable development perspective for Romania.

International scientific activities

  • Scientific manager of Romanian team associated to several projects granted by the European Union ("Integration of Remote Sensing, in situ Observation and Numerical Modelling Applied to the Northeast Atlantic", in the framework of the HCM/PECO Programme (1995-1996); DYNAMITE in the 6th Framework Programme (2005-2008); IPY-CARE in the 6th Framework Programme (2005-2007).

  • Collaboration in developing Implementation Plan for the project Small Pelagic Fishes and Climatic Change (SPACC), in the framework of Global Ocean-Ecosystem Dynamics (a core programme of the International Geosphere/Biosphere Programme) (1995) and Science Plan for the EuroGLOBEC (1997).

  • Member in the Romanian representative team at WMO/IOC/ICSU CONFERENCE ON THE WCRP CLIMATE VARIABILITY AND PREDICTABILITY STUDY (CLIVAR), UNESCO, Paris, 2-4 December 1998;
    Invited expert in Working Group I at the SECOND SCOPING MEETING FOR THE IPCC FOURTH ASSESSMENT REPORT Potsdam, Germany, 1-4 September 2003.

  • Lead-author in Working Group I for THE IPCC FOURTH ASSESSMENT REPORT (AR4) of the World Meteorological Organization and United Nation Environmental Programme

    Focal point for the MedCLIVAR in Romania.

  • Member associate in climatology at The Abdus Salam International Centre for Theoretical Physics (ICTP), Trieste, Italia (2002-2007).

  • Post-doctoral NATO fellowship at University Complutense, Madrid (2004)

  • Invited scientist at:
    o Joint Research Center, Ispra, Italy (1995, 1996);
    o Laboratoire de Météorologie Dynamique, Paris, France (1996,1999);
    o Laboratoire d'Etudes en Géodésie et Océanographie Spatiale - LEGOS/GRGS, Toulouse (1997, 1998, 1999);
    o University of Vigo, Spain (2001-2002);
    o The Abdus Salam International Center for Theoretical Physics, Trieste, Italy (2003).

  • Executive Editor of the Romanian Journal of Meteorology since 1997;
    Member of Ad Astra ( and Sigma Xi – The Scientific Research Society(;
    Review activities for Tellus, Geophysical Research Letters, Earth and Planetary Science Letters.

Published papers (selection)

Bojariu, R., R. Garcia-Herrera, L. Gimeno, T. Zhang, and O. W. Frauenfeld. Cryosphere-Atmosphere Interaction Related to Variability and Change of Northern Hemisphere Annular Mode. In L. Gimeno, R. García-Herrera, R. M. Trigo (eds.), Trends and Directions in Climate Research: Ann. N. Y. Acad. Sci. , 1146, pp. 50-59. Wiley-Blackwell, 2008.

Trenberth, K. E., P. D. Jones, P. G. Ambenje, R. Bojariu, D. R. Easterling, A. M. G. Klein Tank, D. E.Parker, J. A. Renwick, F. Rahimzadeh, M. M. Rusticucci, B. J. Soden, P.-M. Zhai 2007: Observations: Surface and Atmospheric Climate Change. Chapter 3 The science of Climate Change. Contribution of WG 1 to the Third Assessment Report of the Intergovernmental Panel onClimate Change. S. Solomon, D. Qin, M. Manning, (Eds). Cambridge University Press.

Bojariu R. and M. Dinu, 2007: Snow variability and change in Romania. In: STRASSER, U. & VOGEL, M. (Eds.): Proceedings of the Alpine*Snow*Workshop (, Munich, October 5-6, 2006, Germany. Berchtesgaden National Park research report, Nr. 52, 64-68.

Bojariu R. and F. Giorgi, 2005: The North Atlantic Oscillation signal in a regional climate simulation for the European region. Tellus, 57A, pp. 641-653, 2005.

Bojariu, R., L. Gimeno. Predicibilidat y modelizacion numerica de la Oscilation del Atlantico Norte. In Gimeno, L., Garcia R., Trigo R., L, de la Torre (eds.), La Oscilation del Atlantico Norte y su influencia sobre la Peninsula Iberica y Canarias, ACCA, vol. 1. Orense, 2004.

Bojariu, R., L.Gimeno, 2003: The influence of snow cover fluctuations on multiannual NAO persistence. Geophysical Research Letters, 30(4), 1156, doi:10.1029/2002GL015651.

Bojariu, R., G. Reverdin, 2002: Large-scale variability modes of freshwater flux and precipitation over the Atlantic, Climate Dynamics, 18(5), 369-381.

Bojariu, R., Paliu D.,Gavrilescu T., Toma L., R. Povara 2000: “Climate and economical aspects of drought prediction in Romania in the sustainable development perspective”, Proceedings book of the Central and Eastern European Workhop on Drought Mitigation ( L. Vermes and A. Szemessy eds.) ,12-15 Aprilie 2000, Budapest-Felsogod, Ungaria , 235-238.

Bojariu, R., si D. Paliu , 2000: North Atlantic Oscillation projection on Romanian climate fluctuations in the cold season. In:” Detecting and Modelling Regional Climate Change and Associated Impacts “ ( M. Brunet and D. Lopez eds.), Springer-Verlag Berlin Heidelberg 2001, 345-356.

Stephenson, D. B., V. Pavan and R. Bojariu, 2000: Is the North Atlantic Oscillation a random walk? International Journal of Climatology, 20, 1-18.

Bojariu, R., 1998: Tropical variability Modes Related to North atlantic Oscillation, Romanian Journal of Meteorology, Vol.5, No.1-2, 9-16.

Bojariu, R., 1997: Climate variability modes due to ocean-atmosphere interaction in the central Atlantic, Tellus, 49A, 3, 362-370

Bojariu, R., R. Cotariu,1996: Seasonal effects of Atlantic air-sea interaction on climate fluctuations over southern and central Europe, Romanian Journal of Meteorology, vol 3, 1-7.

Bojariu, R.,1996: Climate Variability Patterns in the Upwelling Regions of North-western African Coast Derived with Multivariate Statistical Methods, Technical Note No.I.96.03, Institute for Remote Sensing Applications, Joint Reserch Centre, Ispra, Italia.

Pop, C., R. Bojariu, 1994: Some elements for the monsoon circulation outlooks with 1-2 seasons anticipation. Proceedings of International Conference on Monsoon Variability and Prediction, vol. II, 488-495.

Bojariu R., 1992: Air temperature over Europe associated to certain oscillating type atmospheric phenomena, Meteorology and Hydrology,22, 29-32.










Roxana Bojariu Copyright © 2002-2009