R. J. Andres, T. A. Boden, F. Bréon, P. Ciais, S. Davis et al., A synthesis of carbon dioxide emissions from fossil-fuel combustion, Biogeosciences, vol.95194, pp.1845-187110, 1845.

G. Backus and F. Gilbert, Numerical Applications of a Formalism for Geophysical Inverse Problems, Geophysical Journal International, vol.13, issue.1-3, pp.247-276, 1968.
DOI : 10.1111/j.1365-246X.1967.tb02159.x

C. Beer, M. Reichstein, E. Tomelleri, P. Ciais, M. Jung et al., Terrestrial Gross Carbon Dioxide Uptake: Global Distribution and Covariation with Climate, Science, vol.329, issue.5993, pp.834-838, 2010.
DOI : 10.1126/science.1184984
URL : https://hal.archives-ouvertes.fr/cea-00819125

P. Bousquet, P. Peylin, P. Ciais, L. Quéré, C. Friedlingstein et al., Regional Changes in Carbon Dioxide Fluxes of Land and Oceans Since 1980, Science, vol.290, issue.5495, pp.1342-1346, 1980.
DOI : 10.1126/science.290.5495.1342

J. G. Canadell, P. Ciais, K. Gurney, L. Quéré, C. Piao et al., An International Effort to Quantify Regional Carbon Fluxes, Eos, Transactions American Geophysical Union, vol.2, issue.47, pp.81-82, 2011.
DOI : 10.1029/2011EO100001

A. W. King, L. Dilling, G. P. Zimmerman, D. M. Fairman, R. A. Houghton et al., The North American Carbon Budget and Implications for the Global Carbon Cycle. A Report by the U.S. Climate Change Science Program and the Subcommittee on Global Change Research, CCSP: The First State of the Carbon Cycle Report (SOCCR) National Oceanic and Atmospheric Administration , National Climatic Data Center, 2007.

F. Chevallier, P. Ciais, T. J. Conway, T. Aalto, B. E. Anderson et al., CO 2 surface fluxes at grid point scale estimated from a global 21 year reanalysis of atmospheric measurements, J. Geophys. Res, vol.115, p.2130710, 1029.

P. Ciais, P. Bousquet, A. Freibauer, and T. Naegler, Horizontal displacement of carbon associated with agriculture and its impacts on atmospheric CO 2, Global Biogeochem. Cy, pp.10-1029, 2007.

P. Ciais, A. V. Borges, G. Abril, M. Meybeck, G. Folberth et al., The impact of lateral carbon fluxes on the European carbon balance, Biogeosciences, vol.55194, pp.1259-127110, 1259.
URL : https://hal.archives-ouvertes.fr/hal-00330227

P. Ciais, J. G. Canadell, S. Luyssaert, F. Chevallier, A. Shvidenko et al., Can we reconcile atmospheric estimates of the Northern terrestrial carbon sink with land-based accounting?, Current Opinion in Environmental Sustainability, vol.2, issue.4, pp.225-230, 2010.
DOI : 10.1016/j.cosust.2010.06.008

W. S. Cleveland, A. E. Freeny, and T. E. Graedel, : Information from new approaches to the decomposition of seasonal time series, Journal of Geophysical Research, vol.199, issue.1, pp.10934-10946, 1983.
DOI : 10.1029/JC088iC15p10934

W. Cramer, D. W. Kicklighter, A. Bondeau, B. Moore, G. Churkina et al., Comparing global models of terrestrial net primary productivity (NPP): overview and key results, Global Change Biology, vol.5, issue.17, pp.1-15, 1999.
DOI : 10.1029/95GB02432

W. Cramer, A. Bondeau, F. I. Woodward, I. C. Prentice, R. A. Betts et al., Global response of terrestrial ecosystem structure and function to CO 2 and climate change: Results from six dynamic global vegetation models, Glob, Change Biol, vol.7, pp.375-373, 2001.

D. P. Dee and A. M. De-silva, Maximum-Likelihood Estimation of Forecast and Observation Error Covariance Parameters. Part I: Methodology, Monthly Weather Review, vol.127, issue.8, pp.1822-1834, 1999.
DOI : 10.1175/1520-0493(1999)127<1822:MLEOFA>2.0.CO;2

S. C. Doney, K. Lindsay, K. Caldeira, J. Campin, H. Drange et al., Evaluating global ocean carbon models: The importance of realistic physics, Global Biogeochemical Cycles, vol.10, issue.2, p.301710, 1029.
DOI : 10.1029/2003GB002150
URL : https://hal.archives-ouvertes.fr/hal-00770786

I. G. Enting, Inverse Problems in Atmospheric Constituent Transport , CUP, 2002.
DOI : 10.1017/cbo9780511535741

I. G. Enting, Assessing the Information Content in Environmental Modelling: A Carbon Cycle Perspective, Entropy, vol.10, issue.4, pp.556-575, 2008.
DOI : 10.3390/e10040556

I. G. Enting and J. V. Mansbridge, Latitudinal distribution of sources and sinks of CO 2 : Results of an inversion study, pp.156-170, 1991.

I. G. Enting, T. M. Wigley, and M. Heimann, Future Emissions and Concentrations of Carbon Dioxide: Key Ocean/Atmosphere/Land Analyses, Atmos. Res, 1994.

I. G. Enting, C. M. Trudinger, and R. J. Francey, A synthesis inversion of the concentration and ? 13 C of atmospheric CO 2, pp.35-52, 1995.

G. Folberth, D. A. Hauglustaine, P. Ciais, and J. Lathiére, On the role of atmospheric chemistry in the global CO 2 budget, Geophys . Res. Lett, pp.10-1029, 2005.

R. J. Francey, P. P. Tans, C. E. Allison, I. G. Enting, J. W. White et al., Changes in oceanic and terrestrial carbon uptake since 1982, oceanic and terrestrial carbon uptake since 1982, pp.326-330, 1995.
DOI : 10.1038/373326a0

I. Y. Fung, J. John, J. Lerner, E. Matthews, M. Prather et al., Three-dimensional model synthesis of the global methane cycle, Journal of Geophysical Research, vol.224, issue.41, pp.13033-13065, 1991.
DOI : 10.1029/91JD01247

M. Gloor, N. Gruber, J. Sarmiento, C. L. Sabine, R. A. Feely et al., A first estimate of present and preindustrial air-sea CO 2 flux patterns based on ocean interior carbon measurements and models, Geophys. Res. Lett, vol.30, pp.10-1029, 1010.

S. M. Gourdji, Improved estimates of regional-scale landatmosphere CO 2 exchange using geostatistical atmospheric inverse models, 2011.

M. Ha-duong, R. Swart, A. Petersen, and L. Bernstein, Uncertainty management in the IPCC: Agreeing to disagree, Global Environmental Change, vol.17, issue.1, pp.8-11, 2007.
DOI : 10.1016/j.gloenvcha.2006.12.003
URL : https://hal.archives-ouvertes.fr/halshs-00117303

M. Heimann, C. Rödenbeck, and M. Gloor, Spatial and temporal distribution of sources and sinks of carbon dioxide, in: The Global Carbon Cycle: Integrating Humans, Climate and the Natural World, pp.187-204, 2004.

R. A. Houghton, How well do we know the flux of CO 2 from landuse change?, pp.337-351, 2010.

R. A. Houghton, J. E. Hobbie, J. M. Melillo, B. Moore, B. J. Peterson et al., Changes in the Carbon Content of Terrestrial Biota and Soils between 1860 and 1980: A Net Release of CO"2 to the Atmosphere, Ecological Monographs, vol.53, issue.3, pp.235-262, 1983.
DOI : 10.2307/1942531

R. A. Houghton, G. R. Van-der-werf, R. S. Defries, M. C. Hansen, J. I. House et al., Chapter G2 Carbon emissions from land use and land-cover change, Biogeosciences Discussions, vol.9, issue.1, pp.835-87810, 2012.
DOI : 10.5194/bgd-9-835-2012

D. N. Huntzinger, S. M. Gourdji, K. L. Mueller, and A. M. Michalak, A systematic approach for comparing modeled biospheric carbon fluxes across regional scales, Biogeosciences, vol.8, issue.6, pp.1579-159310, 1579.
DOI : 10.5194/bg-8-1579-2011

A. R. Jacobson, M. Fletcher, S. E. Gruber, N. Sarmiento, J. L. Gloor et al., A joint atmosphere-ocean inversion for surface fluxes of carbon dioxide: 1. Methods and global-scale fluxes, Global Biogeochemical Cycles, vol.26, issue.13, pp.10-1029, 2007.
DOI : 10.1029/2005GB002556

A. R. Jacobson, M. Fletcher, S. E. Gruber, N. Sarmiento, J. L. Gloor et al., A joint atmosphere-ocean inversion for surface fluxes of carbon dioxide: 2. Regional results, Global Biogeochemical Cycles, vol.26, issue.13, pp.10-1029, 2007.
DOI : 10.1029/2006GB002703

M. Jung, M. Vetter, M. Herold, G. Churkina, M. Reichstein et al., Uncertainties of modeling gross primary productivity over Europe: A systematic study on the effects of using different drivers and terrestrial biosphere models, Global Biogeochemical Cycles, vol.111, issue.5, p.402110, 1029.
DOI : 10.1029/2006GB002915

M. Jung, M. Reichstein, and A. Bondeau, Towards global empirical upscaling of FLUXNET eddy covariance observations: validation of a model tree ensemble approach using a biosphere model, Biogeosciences, vol.6, issue.10, p.10, 2001.
DOI : 10.5194/bg-6-2001-2009-supplement

M. Jung, M. Reichstein, H. A. Margolis, A. Cescatti, A. D. Richardson et al., Global patterns of land-atmosphere fluxes of carbon dioxide , latent heat, and sensible heat derived from eddy covariance, satellite, and meteorological observations, J. Geophys. Res, vol.116, pp.0-0710, 1029.

T. Kaminski, P. J. Rayner, M. Heimann, and I. G. Enting, On aggregation errors in atmospheric transport inversions, Journal of Geophysical Research: Atmospheres, vol.271, issue.D5, pp.4703-4715, 2001.
DOI : 10.1029/2000JD900581

C. D. Keeling, T. P. Whorf, M. Wahlen, and J. Van-der-plicht, Interannual extremes in the rate of rise of atmospheric carbon dioxide since 1980, Nature, vol.375, issue.6533, pp.666-670, 1980.
DOI : 10.1038/375666a0

R. F. Keeling, R. P. Najjar, M. L. Bender, and P. P. Tans, What atmospheric oxygen measurements can tell us about the global carbon cycle, Global Biogeochemical Cycles, vol.21, issue.1, pp.37-67, 1993.
DOI : 10.1029/92GB02733

R. Knutti, G. Abramowitz, M. Collins, V. Eyring, P. J. Gleckler et al., Good Practice Guidance paper on Assessing and Combining Model Climate Projections, 2010.

T. Lauvaux, O. Pannekoucke, C. Sarrat, F. Chevallier, P. Ciais et al., Structure of the transport uncertainty in mesoscale inversions of CO₂ sources and sinks using ensemble model simulations, Biogeosciences, vol.6, issue.6, pp.1089-1102, 1089.
DOI : 10.5194/bg-6-1089-2009

L. Quéré, C. Raupach, M. R. Canadell, J. G. Marland, G. Bopp et al., Trends in the sources and sinks of carbon dioxide, R., and Woodward, F. I.: Trends in the sources and sinks of carbon dioxide, pp.831-836, 2009.
DOI : 10.1038/ngeo689

A. Michalak, L. Bruhwiler, and P. Tans, A geostatistical approach to surface flux estimation of atmospheric trace gases, Journal of Geophysical Research, vol.34, issue.6, pp.10-1029, 2004.
DOI : 10.1029/2003JD004422

A. Michalak, A. Hirsch, L. Bruhwiler, K. R. Gurney, W. Peters et al., Maximum likelihood estimation of covariance parameters for Bayesian atmospheric trace gas surface flux inversions, Journal of Geophysical Research, vol.95, issue.D9, pp.10-1029, 2005.
DOI : 10.1029/2005JD005970

S. Mitchell, K. Beven, and J. Freerd, Multiple sources of predictive uncertainty in modeled estimates of net ecosystem CO2 exchange, Ecological Modelling, vol.220, issue.23, pp.3259-3270, 2009.
DOI : 10.1016/j.ecolmodel.2009.08.021

T. Novakov, V. Ramanathan, J. E. Hansen, T. W. Kirchstetter, M. Sato et al., Large historical changes of fossil-fuel black carbon aerosols, Geophysical Research Letters, vol.35, issue.6, pp.132410-1029, 2003.
DOI : 10.1029/2002GL014687

J. C. Orr, E. Maier-reimer, U. Mikolajewicz, P. Monfray, J. L. Sarmiento et al., Estimates of anthropogenic carbon uptake from four three-dimensional global ocean models, Global Biogeochemical Cycles, vol.96, issue.1, pp.43-6010, 1029.
DOI : 10.1029/2000GB001273
URL : https://hal.archives-ouvertes.fr/hal-00153888

S. L. Piao, J. Y. Fang, P. Ciais, P. Peylin, Y. Huang et al., The carbon balance of terrestrial ecosystems in China, Nature, vol.43, issue.7241, pp.1009-1082, 2009.
DOI : 10.1038/nature07944
URL : https://hal.archives-ouvertes.fr/bioemco-00450899

M. R. Raupach, P. J. Rayner, D. J. Barrett, R. S. Defries, M. Heimann et al., Model-data synthesis in terrestrial carbon observation: methods, data requirements and data uncertainty specifications, Global Change Biology, vol.260, issue.3, pp.378-397, 2005.
DOI : 10.1016/S1352-2310(02)00589-7

P. J. Rayner, The current state of carbon-cycle data assimilation, Current Opinion in Environmental Sustainability, vol.2, issue.4, pp.289-296, 2010.
DOI : 10.1016/j.cosust.2010.05.005

J. L. Sarmiento and E. T. Sundquist, Revised budget for the oceanic uptake of anthropogenic carbon dioxide, Nature, vol.356, issue.6370, pp.589-593, 1992.
DOI : 10.1038/356589a0

J. L. Sarmiento, M. Gloor, N. Gruber, C. Beaulieu, A. R. Jacobson et al., Trends and regional distributions of land and ocean carbon sinks, Biogeosciences, vol.75194, pp.2351-236710, 2010.

E. Schulze, P. Ciais, S. Luyssaert, M. Schrumpf, I. A. Janssens et al., The European carbon balance. Part 4: integration of carbon and other trace-gas fluxes, Global Change Biology, vol.114, issue.5, pp.1451-1469, 2010.
DOI : 10.1111/j.1365-2486.2010.02215.x
URL : https://hal.archives-ouvertes.fr/hal-00552618

K. Scipal, T. Holmes, R. De-jeu, V. Naeimi, and W. Wagner, A possible solution for the problem of estimating the error structure of global soil moisture data sets, Geophysical Research Letters, vol.8, issue.D19, pp.10-1029, 2008.
DOI : 10.1029/2008GL035599

S. Sitch, C. Huntingford, N. Gedney, P. E. Levy, M. Lomas et al., Evaluation of the terrestrial carbon cycle, future plant geography and climate-carbon cycle feedbacks using five Dynamic Global Vegetation Models (DGVMs), Global Change Biology, vol.9, issue.9, pp.2015-2039, 2008.
DOI : 10.1111/j.1365-2486.2008.01626.x

P. Suntharalingam, J. T. Randerson, N. Krakaeur, D. J. Jacob, L. et al., Influence of reduced carbon emissions and oxidation on the distribution of atmospheric CO 2 : Implications for inversion analyses, Global Biogeochem. Cy, vol.19, pp.400310-1029, 2005.

P. P. Tans, I. Y. Fung, and T. Takahashi, Observational Contrains on the Global Atmospheric Co2 Budget, Science, vol.247, issue.4949, pp.1431-1438, 1990.
DOI : 10.1126/science.247.4949.1431

A. Tarantola, Inverse Problem Theory: Methods for Data Fitting and Model Parameter Estimation, 2005.

D. W. Thompson, J. M. Wallace, J. J. Kennedy, and P. D. Jones, An abrupt drop in Northern Hemisphere sea surface temperature around 1970, Nature, vol.68, issue.7314, pp.444-44710, 1970.
DOI : 10.1038/nature09394

J. Trampert and R. Sneider, Model Estimations Biased by Truncated Expansions: Possible Artifacts in Seismic Tomography, Science, vol.271, issue.5253, pp.1257-1260, 1996.
DOI : 10.1126/science.271.5253.1257

C. M. Trudinger, M. R. Raupach, P. J. Rayner, J. Kattge, Q. Liu et al., OptIC project: an intercomparison of optimization techniques for parameter estimation in terrestrial biogeochemical models Interannual variability of global biomass burning emissions from, J. Geophys. Res.JG000367 Atmos. Chem. Phys. Discuss, vol.65194, pp.10-1029, 1997.

Y. Wang, C. M. Trudinger, and I. G. Enting, A review of applications of model-data fusion to studies of terrestrial carbon fluxes at different scales, Agricultural and Forest Meteorology, pp.1829-1842, 2009.

A. Wolf, J. A. Berry, and G. P. Asner, Allometric constraints on sources of variability in multi-angle reflectance measurements, Remote Sensing of Environment, vol.114, issue.6, pp.1205-1219, 2010.
DOI : 10.1016/j.rse.2010.01.013

G. M. Woodwell, R. H. Whittaker, W. A. Reiners, G. E. Likens, C. C. Delwiche et al., The Biota and the World Carbon Budget, Science, vol.199, issue.4325, pp.199-141, 1978.
DOI : 10.1126/science.199.4325.141

C. Wunsch and J. Minster, Methods for box models and ocean circulation tracers: Mathematical programing and nonlinear inverse theory, Journal of Geophysical Research, vol.11, issue.C8, pp.5647-5662, 1982.
DOI : 10.1029/JC087iC08p05647

R. Yevich and J. A. Logan, An assessment of biofuel use and burning of agricultural waste in the developing world, Global Biogeochemical Cycles, vol.2, issue.D13, pp.10-1029, 1095.
DOI : 10.1029/2002GB001952

S. Zaehle, S. Sitch, . Smith, and F. Hatterman, Effects of parameter uncertainties on the modeling of terrestrial biosphere dynamics, Global Biogeochemical Cycles, vol.9, issue.4, pp.10-1029, 2005.
DOI : 10.1029/2003JD003430

Y. Zhao, P. Ciais, P. Peylin, N. Viovy, B. Longdoz et al., How errors on meteorological variables impact simulated ecosystem fluxes: a case study for six French sites, Biogeosciences Discuss, vol.85194, pp.2467-252210, 2011.
URL : https://hal.archives-ouvertes.fr/hal-01019864

D. Zupanski, A. S. Denning, M. Uliasz, M. Zupanski, A. E. Schuh et al., Carbon flux bias estimation employing Maximum Likelihood Ensemble Filter (MLEF), Journal of Geophysical Research, vol.58, issue.C5, pp.1710710-1029, 2007.
DOI : 10.1029/2006JD008371