R. Atlas, N. Wolfson, and J. Terry, The effect of SST and soil moisture anomalies on GLA model simulations of the 1998 U.S. summer drought, J, 1993.

D. D. Baldocchi, 'Breathing' of the terrestrial biosphere: lessons learned from a global network of carbon dioxide flux measurement systems, Australian Journal of Botany, vol.56, issue.1, pp.1-26, 2008.
DOI : 10.1071/BT07151

S. Bélair, L. Crevier, J. Mailhot, B. Bilodeau, and Y. Delage, Operational Implementation of the ISBA Land Surface Scheme in the Canadian Regional Weather Forecast Model. Part I: Warm Season Results, Journal of Hydrometeorology, vol.4, issue.2, pp.352-370, 2003.
DOI : 10.1175/1525-7541(2003)4<352:OIOTIL>2.0.CO;2

A. Beljaars, P. Viterbo, M. Miller, and A. Betts, The Anomalous Rainfall over the United States during July 1993: Sensitivity to Land Surface Parameterization and Soil Moisture Anomalies, Monthly Weather Review, vol.124, issue.3, pp.362-383, 1993.
DOI : 10.1175/1520-0493(1996)124<0362:TAROTU>2.0.CO;2

B. Brasnett, A Global Analysis of Snow Depth for Numerical Weather Prediction, Journal of Applied Meteorology, vol.38, issue.6, pp.726-740, 1999.
DOI : 10.1175/1520-0450(1999)038<0726:AGAOSD>2.0.CO;2

E. Brun, Z. Yang, R. Essery, and J. Cohen, Snow-cover parameterization and modeling, 2008.
URL : https://hal.archives-ouvertes.fr/meteo-00322714

J. Caesar, L. Alexander, and R. Vose, Large-scale changes in observed daily maximum and minimum temperatures: Creation and analysis of a new gridded data set, Journal of Geophysical Research, vol.15, issue.D5, pp.10-1029, 2006.
DOI : 10.1029/2005JD006280

A. Cansado, C. Martín, and B. Navascués, Optimum interpolation New Snow Depth Analysis in HIRLAM, 2004.

C. Cardinali, S. Pezzulli, and E. Andersson, Influence-matrix diagnostic of a data assimilation system, Quarterly Journal of the Royal Meteorological Society, vol.93, issue.603, pp.2767-2786, 2004.
DOI : 10.1256/qj.03.205

J. L. Cohen and D. Entekhabi, Eurasian snow cover variability and northern hemisphere climate predictability, Geophysical Research Letters, vol.109, issue.3, pp.345-348, 1999.
DOI : 10.1029/1998GL900321

B. I. Cook, G. B. Bonan, S. Levis, and H. E. Epstein, The thermoinsulation effect of snow cover within a climate model, Climate Dynamics, vol.14, issue.13, pp.107-124, 2008.
DOI : 10.1007/s00382-007-0341-y

G. P. Cressman, AN OPERATIONAL OBJECTIVE ANALYSIS SYSTEM, Monthly Weather Review, vol.87, issue.10, pp.367-374, 1959.
DOI : 10.1175/1520-0493(1959)087<0367:AOOAS>2.0.CO;2

R. Daley, Atmospheric Data Analysis. Cambridge Atmospheric and Space Science Series, p.80, 1991.

T. L. Delworth and S. Manabe, The Influence of Potential Evaporation on the Variabilities of Simulated Soil Wetness and Climate, Journal of Climate, vol.1, issue.5, pp.523-547, 1988.
DOI : 10.1175/1520-0442(1988)001<0523:TIOPEO>2.0.CO;2

G. Desroziers and S. Ivanov, Diagnosis and adaptive tuning of observation-error parameters in a variational assimilation, Quarterly Journal of the Royal Meteorological Society, vol.108, issue.574, pp.1433-1452, 2001.
DOI : 10.1002/qj.49712757417

G. Desroziers, L. Berre, V. Chabot, and B. Chapnik, A Posteriori Diagnostics in an Ensemble of Perturbed Analyses, Monthly Weather Review, vol.137, issue.10, pp.3420-3436, 2009.
DOI : 10.1175/2009MWR2778.1

. P. Dirmeyer, 2011 : A history and review of the Global Soil Wetness Project (GSWP), Journal of Hydrometeorology, vol.125, pp.729-749

H. Douville, Relative contribution of soil moisture and snow mass to seasonal climate predictability: a pilot study, Climate Dynamics, vol.11, issue.6, pp.797-818, 2010.
DOI : 10.1007/s00382-008-0508-1

M. Drusch, E. F. Wood, and T. J. Jackson, Vegetative and Atmospheric Corrections for the Soil Moisture Retrieval from Passive Microwave Remote Sensing Data: Results from the Southern Great Plains Hydrology Experiment 1997, Journal of Hydrometeorology, vol.2, issue.2, p.181192, 2001.
DOI : 10.1175/1525-7541(2001)002<0181:VAACFT>2.0.CO;2

M. Drusch, D. Vasiljevic, and P. Viterbo, ECMWF's Global Snow Analysis: Assessment and Revision Based on Satellite Observations, Journal of Applied Meteorology, vol.43, issue.9, pp.1282-1294, 2004.
DOI : 10.1175/1520-0450(2004)043<1282:EGSAAA>2.0.CO;2

M. Drusch and P. Viterbo, Assimilation of Screen-Level Variables in ECMWF???s Integrated Forecast System: A Study on the Impact on the Forecast Quality and Analyzed Soil Moisture, Monthly Weather Review, vol.135, issue.2, pp.300-314, 2007.
DOI : 10.1175/MWR3309.1

D. Entekhabi, G. R. Asrar, A. Betts, K. Beven, R. Bras et al., An Agenda for Land Surface Hydrology Research and a Call for the Second International Hydrological Decade, Proceedings of the IEEE, pp.10-1175, 1999.
DOI : 10.1175/1520-0477(1999)080<2043:AAFLSH>2.0.CO;2

P. Etchevers and C. , Validation of the energy budget of an alpine snowpack simulated by several snow models (SnowMIP project), Annals of Glaciology, vol.38, issue.1, pp.150-158, 2004.
DOI : 10.3189/172756404781814825

A. Fowler and P. Van-leeuwen, 2012: Measures of observation impact in non-Gaussian data assimilation

Y. Ge and G. Gong, Land surface insulation response to snow depth variability, Journal of Geophysical Research, vol.32, issue.7, pp.810710-1029, 2010.
DOI : 10.1029/2009JD012798

M. Steeneveld, J. Tombrou, D. Voogt, N. Young, and . Zhang, The International Urban Energy Balance Models Comparison Project: First Results from Phase 1, Journal of Applied Meteorology and Climatology, vol.496, pp.1268-1292, 2010.
URL : https://hal.archives-ouvertes.fr/hal-01145094

. Zhang, Initial results from Phase 2 of the international urban energy balance model comparison, International Journal of Climatology, vol.312, pp.244-272, 2011.
URL : https://hal.archives-ouvertes.fr/hal-01145114

P. Groisman, T. R. Ya, R. W. Karl, G. L. Knight, and . Stenchikov, Changes of Snow Cover, Temperature, and Radiative Heat Balance over the Northern Hemisphere, Journal of Climate, vol.7, issue.11, pp.1633-1656, 1994.
DOI : 10.1175/1520-0442(1994)007<1633:COSCTA>2.0.CO;2

A. Guenther, M. Kulmala, A. Turnipseed, J. Rinne, T. Suni et al., 2011: integrated land eco-system?atmosphere processes study (ileaPs) assessment of global observational networks, Boreal Env. Res, vol.16, pp.321-336

E. Leblois, P. Ledoux, E. Le-moigne, S. Martin, J. Morel et al., The SAFRAN-ISBA- MODCOU hydrometeorological model applied over France, J. Geophys. Res, vol.113, p.611310, 1029.
URL : https://hal.archives-ouvertes.fr/meteo-00274446

M. R. Haylock, N. Hofstra, A. M. Klein-tank, E. J. Klok, P. D. Jones et al., A European daily high-resolution gridded dataset of surface temperature and precipitation, J. Geophys. Res, vol.113, pp.2011910-1029, 2008.

W. Hazeleger and C. , EC-Earth: A Seamless Earth-System Prediction Approach in Action, Bulletin of the American Meteorological Society, vol.91, issue.10, pp.1357-1363, 2010.
DOI : 10.1175/2010BAMS2877.1

URL : https://hal.archives-ouvertes.fr/hal-01406239

R. W. Higgins, W. Shi, E. Yarosh, and R. Joyce, Improved United States Precipitation Quality Control System and Analysis, NCEP/Climate Prediction Center ATLAS, issue.7, p.40, 2000.

M. Hirschi, P. Viterbo, and S. I. Seneviratne, Basin-scale water-balance estimates of terrestrial water storage variations from ECMWF operational forecast analysis, Geophysical Research Letters, vol.31, issue.B12, pp.10-1029, 2006.
DOI : 10.1029/2006GL027659

R. Horton, 1937 : Determination of infiltration-capacity for large drainage basins, Transactions, vol.18, pp.317-385

Y. Kerr and . Co-authors, The SMOS Mission: New Tool for Monitoring Key Elements ofthe Global Water Cycle, Proceedings of the IEEE, pp.666-687, 2010.
DOI : 10.1109/JPROC.2010.2043032

W. W. Immerzeel, L. P. Van-beek, and M. F. Bierkens, Climate Change Will Affect the Asian Water Towers, Science, vol.328, issue.5984, pp.1382-1385, 2010.
DOI : 10.1126/science.1183188

R. D. Koster and M. J. Suarez, Relative contributions of land and ocean processes to precipitation variability, Journal of Geophysical Research, vol.5, issue.D7, pp.13775-13790, 1992.
DOI : 10.1029/95JD00176

R. Koster, P. Dirmeyer, Z. Guo, G. Bonan, P. Cox et al., Regions of Strong Coupling Between Soil Moisture and Precipitation, Science, vol.305, issue.5687, p.305, 2004.
DOI : 10.1126/science.1100217

E. Kourzeneva, 2010 : External data for lake parameterization in Numerical Weather Prediction and climate modeling, Boreal Env. Res, vol.15, pp.165-177

J. Mahfouf, Analysis of Soil Moisture from Near-Surface Parameters: A Feasibility Study, Journal of Applied Meteorology, vol.30, issue.11, pp.1534-1547, 1991.
DOI : 10.1175/1520-0450(1991)030<1534:AOSMFN>2.0.CO;2

J. F. Mahfouf and J. Noilhan, Comparative Study of Various Formulations of Evaporations from Bare Soil Using In Situ Data, Journal of Applied Meteorology, vol.30, issue.9, pp.1354-1365, 1991.
DOI : 10.1175/1520-0450(1991)030<1354:CSOVFO>2.0.CO;2

J. Mahfouf, P. Viterbo, H. Douville, A. Beljaars, and S. Saarinen, A Revised land-surface analysis scheme in the Integrated Forecasting System, ECMWF Newsletter, vol.88, 2000.

J. Mahfouf, Assimilation of satellite-derived soil moisture from ASCAT in a limited-area NWP model, Quarterly Journal of the Royal Meteorological Society, vol.27, pp.784-798, 2010.
DOI : 10.1002/qj.602

J. F. Mahfouf and V. Bliák, Combined assimilation of screen-level observations and radar-derived precipitation for soil moisture analysis, Quarterly Journal of the Royal Meteorological Society, vol.16, issue.656, pp.709-722, 2011.
DOI : 10.1002/qj.791

D. Mironov, E. Heise, E. Kourzeneva, B. Ritter, and N. Schneider, Implementation of the lake parameterisation scheme FLake into the numerical weather prediction model COSMO, Boreal Env. Res, vol.15, pp.218-230, 2010.

J. Noilhan and S. Planton, A Simple Parameterization of Land Surface Processes for Meteorological Models, Monthly Weather Review, vol.117, issue.3, pp.536-549, 1989.
DOI : 10.1175/1520-0493(1989)117<0536:ASPOLS>2.0.CO;2

T. Ngo-duc, T. Oki, and S. Kanae, A variable streamflow velocity method for global river routing model: model description and preliminary results, Hydrology and Earth System Sciences Discussions, vol.4, issue.6, pp.4389-4414, 2007.
DOI : 10.5194/hessd-4-4389-2007

URL : https://hal.archives-ouvertes.fr/hal-00298918

K. W. Oleson, G. B. Bonan, J. Feddema, M. Vertenstein, and C. S. Grimmond, An Urban Parameterization for a Global Climate Model. Part I: Formulation and Evaluation for Two Cities, Journal of Applied Meteorology and Climatology, vol.47, issue.4, pp.1038-1060, 2008.
DOI : 10.1175/2007JAMC1597.1

Y. J. Orsolini and N. Kvamstø, The role of the Eurasian snow cover upon the wintertime circulation: decadal simulations forced with satellite observations, J. Geophys. Res, pp.10-1029, 2009.

R. Pirazzini, Surface albedo measurements over Antarctic sites in summer, Journal of Geophysical Research, vol.89, issue.C10, pp.10-1029, 2004.
DOI : 10.1029/2004JD004617

Y. Peings, H. Douville, R. Alkama, and B. Decharme, Snow contribution to springtime atmospheric predictability over the second half of the twentieth century, Climate Dynamics, vol.111, issue.14, pp.5-6, 2011.
DOI : 10.1007/s00382-010-0884-1

G. Rooney and I. D. Jones, Coupling the 1-D lake model FLake to the community land-surface model JULES, Boreal Env. Res, vol.15, pp.501-512, 2010.

P. De-rosnay, M. Drusch, J. Wigneron, T. Holmes, G. Balsamo et al., Soil Moisture Remote Sensing for Numerical Weather Prediction: L-Band and C-Band Emission Modeling Over Land Surfaces, the Community Microwave Emission Model (CMEM), IGARSS 2008, 2008 IEEE International Geoscience and Remote Sensing Symposium, pp.563-566, 2008.
DOI : 10.1109/IGARSS.2008.4779054

W. R. Rouse, C. J. Oswald, J. Binyamin, C. Spence, and W. Schertzer, The Role of Northern Lakes in a Regional Energy Balance, Journal of Hydrometeorology, vol.6, issue.3, 2005.
DOI : 10.1175/JHM421.1

C. Rüdiger, C. Albergel, J. Mahfouf, J. Calvet, and J. P. Walker, Evaluation of the observation operator Jacobian for leaf area index data assimilation with an extended Kalman filter, Journal of Geophysical Research, vol.2, issue.D16, pp.911110-1029, 2010.
DOI : 10.1029/2009JD012912

I. D. Rutherford, Data Assimilation by Statistical Interpolation of Forecast Error Fields, Journal of the Atmospheric Sciences, vol.29, issue.5, pp.809-815, 1972.
DOI : 10.1175/1520-0469(1972)029<0809:DABSIO>2.0.CO;2

N. Rutter and C. , Evaluation of forest snow pro-cesses models (SnowMIP2), 2009.

R. Salgado, L. Moigne, and P. , 2010 : Coupling of the FLake model to the Surfex externalized surface model, Boreal Env. Res, vol.15, pp.231-244

P. Samuelsson, E. Kourzeneva, and D. Mironov, 2010 : The impact of lakes on the European climate as simulated by a regional climate model, Boreal Env. Res, vol.15, pp.113-129

V. M. Stepanenko, S. Goyette, A. Martynov, and M. Perroud, Fang, X. and coauthors , 2010 : First steps of a Lake Model Intercomparison Project

J. Shukla and Y. Mintz, Influence of Land-Surface Evapotranspiration on the Earth's Climate, Science, vol.215, issue.4539, pp.1498-1501, 1982.
DOI : 10.1126/science.215.4539.1498

G. Seuffert, H. Wilker, P. Viterbo, M. Drusch, and J. Mahfouf, The Usage of Screen-Level Parameters and Microwave Brightness Temperature for Soil Moisture Analysis, Journal of Hydrometeorology, vol.5, issue.3, p.516531, 2004.
DOI : 10.1175/1525-7541(2004)005<0516:TUOSPA>2.0.CO;2

C. M. Taylor, A. Gounou, F. Guichard, P. P. Harris, R. J. Ellis et al., Frequency of Sahelian storm initiation enhanced over mesoscale soil-moisture patterns, Nature Geoscience, vol.112, issue.7, pp.430-433, 1038.
DOI : 10.1038/ngeo1173

S. M. Uppala and . Co-authors, The ERA-40 re-analysis, Quarterly Journal of the Royal Meteorological Society, vol.132, issue.612, 2005.
DOI : 10.1256/qj.04.176

. S. Meteorol, B. Hurk, J. Ettema, and P. Viterbo, Analysis of Soil Moisture Changes in Europe during a Single Growing Season in a New ECMWF Soil Moisture Assimilation System, J. Hydromet, vol.131, issue.9, pp.2961-3012, 2008.

B. J. Van-den-hurk, B. J. Hurk, P. Viterbo, and S. Los, Impact of leaf area index seasonality on the annual land surface evaporation in a global circulation model, Journal of Geophysical Research, vol.13, issue.D6, pp.4191-4199, 2002.
DOI : 10.1029/2002JD002846

G. R. Van-der-werf, J. T. Randerson, L. Giglio, G. J. Collatz, M. Mu et al., 2010: Global fire emissions and the contribution of deforestation, savanna, forest, agricultural, and peat fires, Atm. Chem. And Phys, vol.105194, p.10, 1997.

P. Viterbo and A. Beljaars, An improved land surface parameterization scheme in the ECMWF model and its validation J. Climate, p.27162748, 1995.

P. Viterbo and A. K. Betts, Impact on ECMWF forecasts of changes to the albedo of the boreal forests in the presence of snow, J. Geophys. Res, vol.104, issue.27, pp.803-830, 1999.

P. Viterbo, A. Beljaars, J. Mahfouf, and J. Teixeira, The representation of soil moisture freezing and its impact on the stable boundary layer, Quarterly Journal of the Royal Meteorological Society, vol.3, issue.559, pp.2401-2426, 1999.
DOI : 10.1002/qj.49712555904

W. Wang and A. Kumar, A GCM assessment of atmospheric seasonal predictability associated with soil moisture anomalies over North America, Journal of Geophysical Research: Atmospheres, vol.112, issue.D22, pp.28637-28646, 1998.
DOI : 10.1029/1998JD200010

A. Weisheimer, P. Doblas-reyes, T. Jung, and P. T. , On the predictability of the extreme summer 2003 over Europe, Geophysical Research Letters, vol.36, issue.5, pp.10-1029, 2011.
DOI : 10.1029/2010GL046455

E. Wood, D. Lettenmaier, and V. Zartarian, A land-surface hydrology parameterization with subgrid variability for general circulation models, Journal of Geophysical Research, vol.103, issue.8, pp.2717-2728, 1992.
DOI : 10.1029/91JD01786

Y. Xue, H. G. Bastable, P. A. Dirmeyer, and P. J. Sellers, Sensitivity of Simulated Surface Fluxes to Changes in Land Surface Parameterizations-A Study Using ABRACOS Data, Journal of Applied Meteorology, vol.35, issue.3, pp.386-400, 1996.
DOI : 10.1175/1520-0450(1996)035<0386:SOSSFT>2.0.CO;2

Y. Xue, M. J. Fennessy, and P. J. Sellers, Impact of vegetation properties on U.S. summer weather prediction, Journal of Geophysical Research: Atmospheres, vol.4, issue.D3, pp.7419-7430, 1996.
DOI : 10.1029/95JD02169

Y. Xue and J. Shukla, The Influence of Land Surface Properties on Sahel Climate. Part II. Afforestation, Journal of Climate, vol.9, issue.12, pp.3260-3275, 1996.
DOI : 10.1175/1520-0442(1996)009<3260:TIOLSP>2.0.CO;2

X. Yang and T. Delsole, Using the ensemble Kalman filter to estimate multiplicative model parameters, pp.601-609, 2009.

G. Bibliographie-des-travaux-par-ordre-chronologique and . Balsamo, Initialisation of soil surface data in numerical models of atmospheric circulation, Thèse de DEA (en Italien) déposé à L'Université des Etudes de Turin (Italie), Département de Physique, Via Pietro Giuria, 1999.

. Pelosini, Impact of soil surface moisture initialization on rainfall in a limited area model: a case study of the 1995 South Ticino flash flood, Hydrol. Process, vol.16, pp.1301-1317, 2002.

G. Balsamo, Analysis of soil moisture in a mesoscale weather prediction model, Thèse de doctorat, 2003.

G. Balsamo, F. Bouyssel, and J. Noilhan, A simplified bi-dimensional variational analysis of soil moisture from screen-level observations in a mesoscale numerical weather-prediction model, Quarterly Journal of the Royal Meteorological Society, vol.5, issue.213, pp.895-915, 2004.
DOI : 10.1256/qj.02.215

. Deblonde, A simplified variational analysis scheme for soil moisture: Developments at Météo-France and MSC, Proc. ECMWF/ELDAS workshop on Land Surface Assimilation, pp.79-96, 2005.

S. Bélair, G. Balsamo, J. Mahfouf, and G. Deblonde, Towards the inclusion of hydros soil moisture measurements in forecasting systems of the meteorological service of Canada, Proceedings. 2005 IEEE International Geoscience and Remote Sensing Symposium, 2005. IGARSS '05., pp.25-29, 2005.
DOI : 10.1109/IGARSS.2005.1525634

G. Balsamo, J. Mahfouf, S. Bélair, and G. Deblonde, A Global Root-Zone Soil Moisture Analysis Using Simulated L-band Brightness Temperature in Preparation for the Hydros Satellite Mission, Journal of Hydrometeorology, vol.7, issue.5, pp.1126-1146, 2006.
DOI : 10.1175/JHM525.1

M. Drusch, K. Scipal, E. Andersson, G. Balsamo, and P. De-rosnay, Use of satellite data for land surface assimilation, Proc. of ECMWF Seminar on Recent Developments in the Use of Satellite Observations in Numerical Weather Prediction, pp.3-7, 2007.

A. Beljaars, G. Balsamo, A. Betts, and P. Viterbo, Atmosphere/surface interactions in the ECMWF model at high latitudes, Proc. of ECMWF Seminar on Polar meteorology, pp.4-8, 2006.

G. Balsamo, J. Mahfouf, S. Bélair, and G. Deblonde, A Land Data Assimilation System for Soil Moisture and Temperature: An Information Content Study, Journal of Hydrometeorology, vol.8, issue.6, pp.1225-1242, 2007.
DOI : 10.1175/2007JHM819.1

C. Rüdiger, J. Calvet, J. Mahfouf, L. Jarlan, G. Balsamo et al., Assimilation of land surface variables for model initialisation at, Proc. of the international congress on Modelling and Simulation (MODSIM). Modelling and simulation society of Australia and, pp.10-13, 2007.

L. Jarlan, G. Balsamo, S. Lafont, A. Beljaars, J. C. Calvet et al., Analysis of Leaf Area Index in the ECMWF land surface scheme and impact on latent heat and carbon fluxes: Applications to West, 2008.

A. Fuentes, F. Hofstadler, T. Molteni, and . Palmer, Merging VarEPS with the monthly forecasting system: a first step towards seamless prediction, ECMWF Newsletter, vol.115, pp.35-43, 2008.

M. Drusch, K. Scipal, P. De-rosnay, G. Balsamo, E. Andersson et al., Exploitation of satellite data in the surface analysis, 2008.

M. Drusch, T. Holmes, P. De-rosnay, and G. Balsamo, Comparing ERA-40-Based L-Band Brightness Temperatures with Skylab Observations: A Calibration/Validation Study Using the Community Microwave Emission Model, Journal of Hydrometeorology, vol.10, issue.1, 2009.
DOI : 10.1175/2008JHM964.1

. Balsamo, Numerical simulation of the 1999 Christmas day storms in Europe (in Chinese), Meteorology and disaster reduction research, pp.1-8, 2008.

P. De-rosnay, M. Drusch, J. Wigneron, T. Holmes, G. Balsamo et al., Soil Moisture Remote Sensing for Numerical Weather Prediction: L-Band and C-Band Emission Modeling Over Land Surfaces, the Community Microwave Emission Model (CMEM), IGARSS 2008, 2008 IEEE International Geoscience and Remote Sensing Symposium, pp.563-566, 2008.
DOI : 10.1109/IGARSS.2008.4779054

R. L. , F. Vitart, and G. Balsamo, Advances in simulating atmospheric variability with the ECMWF model: from synoptic to decadal timescales . Q, J. R. Meterol. Soc, vol.134, pp.1337-1351, 2008.

A. Fuentes, F. Hofstadler, T. Molteni, and . Palmer, The new VarEPSmonthly forecasting system: a first step towards seamless prediction. Q, J. R. Meteorol. Soc, vol.134, pp.1789-1799, 2008.

P. De-rosnay, M. Drusch, T. Holmes, G. Balsamo, K. Scipal et al., ECMWF's contribution to the SMOS project, ECMWF Newsletter, vol.115, pp.5-6, 2008.

M. Drusch, K. Scipal, E. Andersson, G. Balsamo, T. Holmes et al., Use of satellite data for land surface assimilation. Proc. of ECMWF seminar on recent developments in the use of satellite observations in numerical weather prediction, pp.3-7, 2007.

C. Orgeval, I. Ottlé, J. Poccard-leclercq, I. Polcher, S. Sandholt et al., The AMMA Land Surface Model Intercomparison Project, Bull. Amer. Meteor. Soc, vol.90, pp.1865-1880, 2001.
URL : https://hal.archives-ouvertes.fr/hal-01347120

T. Kerr, J. Pellarin, J. Polcher, and . Wigneron, The AMMA Land Surface Model Intercomparison Experiment coupled to the Community Microwave Emission Model: ALMIP-MEM, J. Geophys. Res, vol.114, pp.10-1029, 2009.
URL : https://hal.archives-ouvertes.fr/insu-00413399

P. P. Decharme, J. Harris, and . Bergès, An intercomparison of simulated rainfall and evapotranspiration associated with a mesoscale convective system over West Africa, Weather and Forecasting, pp.37-60, 2009.

G. Balsamo, P. Viterbo, A. Beljaars, B. Van-den-hurk, M. Hirschi et al., A Revised Hydrology for the ECMWF Model: Verification from Field Site to Terrestrial Water Storage and Impact in the Integrated Forecast System, Journal of Hydrometeorology, vol.10, issue.3, pp.623-643, 2009.
DOI : 10.1175/2008JHM1068.1

P. Bougeault and . Viterbo, Towards a Kalman filter based soil moisture analysis system for the operational ECMWF Integrated Forecast System, Geophys. Res. Lett, pp.10-1029, 2009.

A. Morcrette, M. Orr, A. M. Rodwell, and . Tompkins, The ECMWF model climate: Recent progress through improved physical parametrizations, Proc. of ECMWF seminar on Parametrization of Subgrid Physical Processes, pp.4-8, 2009.

J. Frenot, A. Thépaut, G. Mcnally, P. Balsamo, and . Steinle, The Concordiasi project in Antarctica, Bull. Amer. Meteor. Soc, vol.10, p.1175, 2001.
URL : https://hal.archives-ouvertes.fr/insu-00562459

F. Pappenberger, H. Cloke, G. Balsamo, T. Ngo-duc, and T. Oki, Global runoff routing with the hydrological component of the ECMWF NWP system, International Journal of Climatology, vol.51, issue.1, 2009.
DOI : 10.1002/joc.2028

L. Li, S. Luo, W. Malyshev, S. I. Merryfield, T. Seneviratne et al., The Contribution of Land Surface Initialization to Subseasonal Forecast Skill: First Results from the GLACE, 2009.

A. Agustí-panareda, G. Balsamo, and A. Beljaars, Impact of improved soil moisture on the ECMWF precipitation forecast in West Africa, Geophysical Research Letters, vol.11, issue.4, 2009.
DOI : 10.1029/2010GL044748

A. Forbes, F. Ghelli, M. Guichard, R. Köhler, J. Meynadier et al., The ECMWF re-analysis for the AMMA observational campaign, 2009.
URL : https://hal.archives-ouvertes.fr/hal-00514040

F. Mahfouf, D. Maignan, G. Papale, H. Seufert, and . The, Monitoring soil and vegetation fluxes of carbon and water at the global cale: the land carbon core information service of GEOLAND2, Proc. of ECMWF/GLASS workshop on Land Surface Modelling, Data Assimilation and the implications for predictability, pp.9-12, 2009.

A. Beljaars, G. Balsamo, P. De-rosnay, B. Van-den-hurk, and M. Best, 2010: Land surface modelling, data assilimilation and implications for predictability, ECMWF Newsletter, vol.112, pp.9-10

G. Balsamo and A. Beljaars, Contribution to land surface evaporation from canopy interception, bare ground, vegetation transpiration and open water in a global land surface model using FLUXNET data Disponible en ligne : http://www.fluxdata.org/DataInfo/Paperwriting Proposals/Balsamo Contribution to land surface evaporation.pdf C. Albergel, 2010.

V. Hasenauer, E. Naeimi, E. Martin, F. Bazile, J. Bouyssel et al., Cross-evaluation of modelled and remotely sensed surface soil moisture with in situ data in Southwestern, Hydrol. and Earth Syst. Sci, vol.145194, pp.2177-219110, 2010.

G. Balsamo, S. Boussetta, P. Lopez, and L. Ferranti, 2010: A new 1989-2009 global precipitation dataset for land surface modelling applications, p.10

. Molteni, Implementation of an ocean mixed layer model in the ECMWF Integrated Forecast System, 2010.

G. Balsamo, F. Pappenberger, E. Dutra, P. Viterbo, and B. Van-den-hurk, 2010: A revised land hydrology in the ECMWF model: A step towards daily water flux prediction in a fully-closed water cycle, Special issue on large scale hydrology of Hydrological Processes

A. Morcrette, M. Orr, A. Rodwell, and . Tompkins, The ECMWF model climate: Recent progress through improved physical parametrizations, 2010.

C. Mironov and . Schär, Global offline lake simulations: Validation and Impact on ERA-Interim, Bor. Env. Res, vol.15, pp.100-112, 2010.

. Mironov, Deriving an effective lake depth from satellite lake surface temperature data: A feasibility study with MODIS data, Bor. Env. Res, vol.15, pp.178-190, 2010.

A. Beljaars, G. Balsamo, P. De-rosnay, B. Van-den-hurk, and M. Best, 2010: Land surface modelling, data assilimilation and implications for predictability, ECMWF Newsletter, vol.112, pp.9-10

B. Van-den-hurk, F. Doblas-reyes, G. Balsamo, R. Koster, S. Seneviratne et al., Soil moisture effects on seasonal temperature and precipitation forecast scores in Europe, Climate Dynamics, vol.36, issue.1-2, 2010.
DOI : 10.1007/s00382-010-0956-2

G. Balsamo, S. Boussetta, P. Lopez, and L. Ferranti, Evaluation of ERA-Interim and ERA-Interim-GPCP-rescaled precipitation over the U, S.A., ERA Report Series, issue.5, p.10, 2010.

T. Seneviratne, B. J. Stanelle, F. Van-den-hurk, E. F. Vitart, and . Wood, The Second Phase of the Global Land-Atmosphere Coupling Experiment: Soil Moisture Contributions to Subseasonal Forecast Skill, J. Hydrometeor, 2010.

J. M. Sabater, P. De-rosnay, and G. Balsamo, Sensitivity of Lband NWP forward modelling to soil roughness, Int. J. Rem. Sens, 2011.

P. De-rosnay, M. Drusch, G. Balsamo, C. Albergel, and L. Isaksen, Extended Kalman Filter soil moisture analysis in the IFS, ECMWF Newsletter, vol.127, pp.12-16, 2011.

G. Balsamo, S. Boussetta, E. Dutra, A. Beljaars, P. Viterbo et al., Evolution of land surface processes in the IFS, ECMWF Newsletter, vol.127, pp.17-22, 2011.

R. D. Kanamitsu, R. H. Koster, M. Reichle, M. Reichstein, J. Rodell et al., Global comparison of 12 land surface heat fluxes, J. Geophys. Res, vol.116, pp.2102-2112, 2011.

C. Szczypta, J. Calvet, C. Albergel, G. Balsamo, S. Boussetta et al., Verification of the new ECMWF ERA-Interim reanalysis over France, Hydrol. Earth Syst. Sci, vol.155194, pp.647-66610, 2011.

S. Boussetta, G. Balsamo, A. Beljaars, T. Kral, and L. Jarlan, Impact of a satellite-derived leaf area index monthly climatology in a global numerical weather prediction model, International Journal of Remote Sensing, vol.723, issue.9-10, 2011.
DOI : 10.1016/j.rse.2006.04.016

R. Balsamo, H. Kidd, M. Makhmara, A. Weiss, and . Bradley, 2011: geoland2 - Towards an operational GMES Land Monitoring Core Service: the Biogeophysical Parameter Core Mapping Service, Proc. of the International Symposium of Remote Sensing of Environment (ISRSE)

E. Dutra, G. Balsamo, P. Viterbo, P. M. Miranda, A. Beljaars et al., An Improved Snow Scheme for the ECMWF Land Surface Model: Description and Offline Validation, Journal of Hydrometeorology, vol.11, issue.4, pp.899-916, 2010.
DOI : 10.1175/2010JHM1249.1

P. Isaksen, M. Kållberg, M. Köhler, A. P. Matricardi, B. M. Mcnally et al., The ERA-Interim reanalysis: Configuration and performance of the data assimilation system, Quart. J. Roy. Meteor. Soc, p.71, 2011.

E. F. Wang, Y. Wood, and . Zhang, Evaluation of global observationsbased evapotranspiration datasets and IPCC AR4 simulations, p.94, 2011.

T. Bissolli and . Jonas, Snow cover sensitivity to horizontal resolution, parameterizations and atmospheric forcing in a land surface model, J, 2011.

G. Balsamo, R. Salgado, E. Dutra, S. Boussetta, T. Stockdale et al., 2012: On the contribution of lakes in predicting near-surface temperature in a global weather forecasting model, Tellus-A, 15829.

E. Dutra, P. Viterbo, P. M. Miranda, and G. Balsamo, Complexity of Snow Schemes in a Climate Model and Its Impact on Surface Energy and Hydrology, Journal of Hydrometeorology, vol.13, issue.2, pp.521-538, 2012.
DOI : 10.1175/JHM-D-11-072.1

G. Balsamo, C. Albergel, M. Balzarolo, A. Beljaars, S. Boussetta et al., Usefulness of Benchmarking for Global Land Surface Model Development, from the 26th Conference on Hydrology, pp.22-26, 2012.

C. Albergel, P. De-rosnay, G. Balsamo, L. Isaksen, and J. M. Sabater, 2012: Soil moisture analyses at ECMWF: evaluation using global ground-based insitu observations, J. Hydrometeor, vol.3, 1442.
DOI : 10.1175/jhm-d-11-0107.1

C. Albergel, G. Balsamo, P. De-rosnay, J. Muñoz-sabater, and S. Boussetta, A bare ground evaporation revision in the ECMWF land-surface scheme: evaluation of its impact using ground soil moisture and satellite microwave data, Hydrology and Earth System Sciences, vol.16, issue.10, pp.3607-3620
DOI : 10.5194/hess-16-3607-2012

P. De-rosnay, G. Balsamo, C. Albergel, J. M. Sabater, and L. Isaksen, 2012: Initialization of land surface variables for Numerical Weather Prediction, Surveys in Geophysics, pp.10-1007

F. Stockdale and . Vitart, 2012: ERA-Interim/Land: A global land-surface reanalysis based on ERA-Interim meteorological forcing

A. Weisheimer, R. E. Carrasco, and . Benestad, 2012: Impact of snow initialization on sub-seasonal forecasts, Clim. Dyn

G. Balsamo, P. Viterbo, A. Beljaars, B. Van-den-hurk, M. Hirschi et al., A Revised Hydrology for the ECMWF Model: Verification from Field Site to Terrestrial Water Storage and Impact in the Integrated Forecast System, Journal of Hydrometeorology, vol.10, issue.3, pp.623-643, 2009.
DOI : 10.1175/2008JHM1068.1

. Elder, An improved snow scheme for the ECMWF land surface model: description and offline validation, J. Hydrometeor, vol.11, pp.899-916, 2009.

G. Balsamo, J. Mahfouf, S. Bélair, and G. Deblonde, A Land Data Assimilation System for Soil Moisture and Temperature: An Information Content Study, Journal of Hydrometeorology, vol.8, issue.6, pp.1225-1242, 2007.
DOI : 10.1175/2007JHM819.1

. Mironov, Deriving an effective lake depth from satellite lake surface temperature data: A feasibility study with MODIS data, Bor. Env. Res, vol.15, pp.178-190, 2010.