M. Aydin, K. R. Verhulst, E. S. Saltzman, M. O. Battle, S. A. Montzka et al., Recent decreases in fossil-fuel emissions of ethane and methane derived from firn air, Nature, vol.15, issue.7359, pp.198-20110, 1038.
DOI : 10.1038/nature10352

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

P. H. Bellamy, P. J. Loveland, R. I. Bradley, R. M. Lark, K. et al., Carbon losses from all soils across England and Wales 1978???2003, Nature, vol.437, issue.7056, pp.245-248, 1978.
DOI : 10.1038/nature04038

V. Bellassen, N. Viovy, S. Luyssaert, G. Le-maire, M. J. Schelhaas et al., Reconstruction and attribution of the carbon sink of European forests between 1950 and 2000, Global Change Biology, vol.111, issue.11, pp.3274-3292, 1950.
DOI : 10.1111/j.1365-2486.2011.02476.x
URL : https://hal.archives-ouvertes.fr/cea-00853357

P. Bousquet, P. Ciais, J. B. Miller, E. J. Dlugokencky, D. A. Hauglustaine et al., Contribution of anthropogenic and natural sources to atmospheric methane variability, Contribution of anthropogenic and natural sources to atmospheric methane variability, pp.439-443, 2006.
DOI : 10.1038/nature05132
URL : https://hal.archives-ouvertes.fr/bioemco-00175971

P. Bousquet, B. Ringeval, I. Pison, E. J. Dlugokencky, E. Brunke et al., Source attribution of the changes in atmospheric methane for, Atmos. Chem. Phys, vol.115194, pp.3689-370010, 2006.

G. Broquet, F. Chevallier, P. Rayner, C. Aulagnier, I. Pison et al., A european summertime co 2 biogenic flux inversion at mesoscale from continuous in situ mixing ratio measurements, J. Geophys. Res, vol.116, pp.2330310-1029, 2011.

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.92-81, 2011.
DOI : 10.1029/2011EO100001

E. Ceschia, P. Beziat, J. F. Dejoux, M. Aubinet, C. Bernhofer et al., Management effects on net ecosystem carbon and GHG budgets at European crop sites, Management effects on net ecosystem carbon and ghg budgets at european crop sites, pp.363-383, 2010.
DOI : 10.1016/j.agee.2010.09.020
URL : https://hal.archives-ouvertes.fr/ird-00558216

F. S. Chapin, G. M. Woodwell, J. T. Randerson, G. M. Lovett, E. B. Rastetter et al., Reconciling Carbon-cycle Concepts, Terminology, and Methods, Reconciling carbon-cycle concepts, terminology and methodology, pp.1041-1050, 2005.
DOI : 10.1007/s10021-005-0105-7
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.566.8532

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.

G. Churkina, S. Zaehle, J. Hughes, N. Viovy, Y. Chen et al., Interactions between nitrogen deposition, land cover conversion , and climate change determine the contemporary carbon balance of Europe, Biogeosciences, vol.75194, pp.2749-276410, 2010.

P. Ciais, P. P. Tans, M. Trolier, J. W. White, and R. J. Francey, A large northern-hemisphere terrestrial co 2 sink indicated by the c 13, Science, vol.12, issue.269, pp.1098-1102, 1995.

P. Ciais, M. Reichstein, N. Viovy, A. Granier, J. Ogee et al., Europe-wide reduction in primary productivity caused by the heat and drought in 2003, Nature, vol.14, issue.2, pp.529-533, 2003.
DOI : 10.1046/j.1365-2486.2002.00530.x
URL : https://hal.archives-ouvertes.fr/insu-00373792

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

P. Ciais, S. Gervois, N. Vuichard, S. L. Piao, and N. Viovy, Effects of land use change and management on the European cropland carbon balance, Global Change Biology, vol.19, issue.1, pp.320-338, 2010.
DOI : 10.1111/j.1365-2486.2010.02341.x
URL : https://hal.archives-ouvertes.fr/hal-00716512

P. Ciais, M. Wattenbach, N. Vuichard, P. Smith, S. L. Piao et al., The European carbon balance. Part 2: croplands, Global Change Biology, vol.95, issue.5, pp.1409-1428, 2010.
DOI : 10.1111/j.1365-2486.2009.02055.x
URL : https://hal.archives-ouvertes.fr/hal-00552618

E. Davidson, The contribution of manure and fertilizer nitrogen to atmospheric nitrous oxide since 1860, Nature Geoscience, vol.31, issue.9, pp.659-662, 2009.
DOI : 10.1038/ngeo608

A. J. Dolman, A. Shvidenko, D. Schepaschenko, P. Ciais, N. Tchebakova et al., An estimate of the terrestrial carbon budget of Russia using inventory based, eddy covariance and inversion methods, Biogeosciences Discuss, vol.95194, pp.6579-662610, 2012.

I. G. Enting, Inverse problems in atmospheric constituent transport, 2002.
DOI : 10.1017/CBO9780511535741

K. Erb, S. Gingrich, F. Krausmann, and H. Haberl, Industrialization, Fossil Fuels, and the Transformation of Land Use, Journal of Industrial Ecology, vol.58, issue.4, pp.686-703, 2008.
DOI : 10.1111/j.1530-9290.2008.00076.x

A. Fortems-cheiney, F. Chevallier, I. Pison, P. Bousquet, S. Szopa et al., Ten years of CO emissions as seen from Measurements of Pollution in the Troposphere (MOPITT), Journal of Geophysical Research, vol.10, issue.D24, pp.530410-1029, 2011.
DOI : 10.1029/2010JD014416
URL : https://hal.archives-ouvertes.fr/hal-00557919

R. Frischknecht, N. Jungbluth, H. J. Althaus, C. Bauer, G. Doka et al., Implementation of life cycle impact assessment methods, Ecoinvent report No. 3, V2.0, Swiss Centre for Life Cycle Inventory, 2007.

S. Luyssaert, CO 2 , CO, CH 4 and N 2 O balance between, 2001.
URL : https://hal.archives-ouvertes.fr/hal-01150807

F. Ming, K. Tyler, S. C. Randerson, J. T. Blake, and D. R. , Reduced methane growth rate explained by decreased northern hemisphere microbial sources, Nature, vol.476, pp.194-19710, 2011.

S. Gervois, P. Ciais, N. De-noblet-ducoudre, N. Brisson, N. Vuichard et al., Carbon and water balance of European croplands throughout the 20th century, Global Biogeochemical Cycles, vol.82, issue.8, pp.10-1029, 2008.
DOI : 10.1029/2007GB003018
URL : https://hal.archives-ouvertes.fr/hal-00716545

S. Gingrich, K. Erb, F. Krausmann, V. Gaube, and H. Haberl, Long-term dynamics of terrestrial carbon stocks in Austria: a comprehensive assessment of the time period from 1830 to 2000, Regional Environmental Change, vol.1, issue.3, pp.37-47, 2000.
DOI : 10.1007/s10113-007-0024-6

E. Goidts and M. Wesemael, Regional assessment of soil organic carbon changes under agriculture in Southern Belgium (1955???2005), Geoderma, vol.141, issue.3-4, pp.341-354, 1955.
DOI : 10.1016/j.geoderma.2007.06.013

A. F. Harrison, K. Taylor, A. Scott, J. A. Poskitt, D. Benham et al., Potential effects of climate change on DOC release from three different soil types on the Northern Pennines UK: examination using field manipulation experiments, Global Change Biology, vol.11, issue.3, pp.687-702, 2008.
DOI : 10.1007/s10533-004-8131-7

R. G. Harrison, C. D. Jones, and J. K. Hughes, Competing roles of rising CO₂ and climate change in the contemporary European carbon balance, Biogeosciences, vol.5, issue.1, pp.1-1010, 2008.
DOI : 10.5194/bg-5-1-2008

M. P. Hoerling, J. W. Hurrell, and T. Y. Xu, Tropical Origins for Recent North Atlantic Climate Change, Science, vol.292, issue.5514, pp.90-92, 2001.
DOI : 10.1126/science.1058582
URL : http://oceanrep.geomar.de/31402/1/90.full.pdf

T. Hudiburg, B. E. Law, C. Wirth, and S. Luyssaert, Regional carbon dioxide implications of forest bioenergy production, Nature Climate Change, vol.12, issue.8, pp.419-423, 2011.
DOI : 10.1038/nclimate1264
URL : https://hal.archives-ouvertes.fr/cea-00853341

J. W. Hurrell, Decadal Trends in the North Atlantic Oscillation: Regional Temperatures and Precipitation, Science, vol.269, issue.5224, pp.676-679, 1995.
DOI : 10.1126/science.269.5224.676

I. A. Janssens, A. Freibauer, P. Ciais, P. Smith, G. J. Nabuurs et al., Europe's Terrestrial Biosphere Absorbs 7 to 12% of European Anthropogenic CO2 Emissions, Europe's terrestrial biosphere absorbs 7 to 12% of european anthropogenic CO 2 emissions, pp.1538-1542, 2003.
DOI : 10.1126/science.1083592

H. Joosten, The global peatland co 2 picture. Peatland status and drainage related emissions in all countries od the world, 2010.

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.16, pp.0-0710, 1029.

C. D. Keeling, T. P. Whorf, M. Wahlen, and J. Van-der-plichtt, Interannual extremes in the rate of rise of atmospheric carbon dioxide since, Nature, vol.375, issue.666, 1980.

C. Körner, ATMOSPHERIC SCIENCE: Slow in, Rapid out--Carbon Flux Studies and Kyoto Targets, Science, vol.300, issue.5623, pp.1242-1243, 2003.
DOI : 10.1126/science.1084460

W. L. Kutsch, M. Aubinet, N. Buchmann, P. Smith, B. Osborne et al., The net biome production of full crop rotations in Europe, Agriculture, Ecosystems & Environment, vol.139, issue.3, pp.336-345, 2010.
DOI : 10.1016/j.agee.2010.07.016

B. E. Law, E. Falge, L. Gu, D. D. Baldocchi, P. Bakwin et al., Environmental controls over carbon dioxide and water vapor exchange of terrestrial vegetation, Environmental controls over carbon dioxide and water vapor exchange of terrestrial vegetation, pp.97-120, 2002.
DOI : 10.1016/S0168-1923(02)00104-1

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

S. Lettens, J. Van-orshoven, B. Van-wesemael, B. Muys, and D. Perrin, Soil organic carbon changes in landscape units of Belgium between 1960 and 2000 with reference to 1990, Global Change Biology, vol.67, issue.12, pp.2128-2140, 1990.
DOI : 10.1046/j.1365-2486.2003.00590.x

H. W. Linderholm, C. K. Folland, W. , and A. , A multicentury perspective on the summer North Atlantic Oscillation (SNAO) and drought in the eastern Atlantic Region, Journal of Quaternary Science, vol.19, issue.5, pp.415-425, 2009.
DOI : 10.1002/jqs.1261

S. Luyssaert, I. Inglima, M. Jung, A. D. Richardson, M. Reichstein et al., balance of boreal, temperate, and tropical forests derived from a global database, and Janssens, I. A.: Co 2 -balance of boreal, temperate and tropical forest derived from a global database, pp.2509-2537, 2007.
DOI : 10.1038/35009084
URL : https://hal.archives-ouvertes.fr/hal-01080954

S. Luyssaert, P. Ciais, S. L. Piao, E. D. Schulze, M. Jung et al., The European carbon balance. Part 3: forests, Global Change Biology, vol.111, issue.5, pp.1429-1450, 2010.
DOI : 10.1111/j.1365-2486.2009.02056.x
URL : https://hal.archives-ouvertes.fr/hal-00552618

D. Papale and A. Valentini, A new assessment of European forests carbon exchanges by eddy fluxes and artificial neural network spatialization, Global Change Biology, vol.23, issue.1, pp.525-535, 2003.
DOI : 10.1016/S0304-3800(99)00101-5

W. Peters, M. C. Krol, G. R. Van-der-werf, S. Houweling, C. D. Jones et al., Seven years of recent European net terrestrial carbon dioxide exchange constrained by atmospheric observations, Global Change Biology, vol.112, issue.4, pp.1317-1337, 2010.
DOI : 10.1111/j.1365-2486.2009.02078.x

P. Peylin, P. J. Rayner, P. Bousquet, C. Carouge, F. Hourdin et al., and AEROCARB contributors: Daily CO 2 flux estimates over Europe from continuous atmospheric measurements: 1, inverse methodology, Atmos. Chem. Phys, vol.55194, pp.3173-318610, 2005.

M. Ramonet, P. Ciais, T. Aalto, C. Aulagnier, F. Chevallier et al., over Europe. Part 1: observed signals and possible explanations, Tellus B: Chemical and Physical Meteorology, vol.39, issue.6, pp.1-13, 2010.
DOI : 10.1029/2007GL030231
URL : https://hal.archives-ouvertes.fr/hal-00328509

P. J. Rayner, M. Scholze, W. Knorr, T. Kaminski, R. Giering et al., Two decades of terrestrial carbon fluxes from a carbon cycle data assimilation system (CCDAS), Global Biogeochemical Cycles, vol.5, issue.3, pp.202610-1029, 2005.
DOI : 10.1029/2004GB002254

M. Reichstein, E. Falge, D. Baldocchi, D. Papale, M. Aubinet et al., On the separation of net ecosystem exchange into assimilation and ecosystem respiration: review and improved algorithm, On the separation of net ecosystem exchange into assimilation and ecosystem respiration: Review and improved algorithm, pp.1424-1439, 2005.
DOI : 10.1046/j.1354-1013.2001.00435.x

C. Rödenbeck, S. Houweling, M. Gloor, and M. Heimann, CO₂ flux history 1982???2001 inferred from atmospheric data using a global inversion of atmospheric transport, Atmospheric Chemistry and Physics, vol.3, issue.6, p.10, 1919.
DOI : 10.5194/acp-3-1919-2003

S. Saarnio, M. Morero, N. J. Shurpali, E. Tuittila, M. Makila et al., Annual CO 2 and CH 4 fluxes of pristine boreal mires as a background for the lifecycle analyses of peat energy, Boreal Environ. Res, vol.12, pp.101-113, 2007.

E. D. Schulze, S. Luyssaert, P. Ciais, A. Freibauer, I. A. Janssens et al., Importance of methane and nitrous oxide for Europe's terrestrial greenhouse-gas balance, Nature Geoscience, vol.6, issue.12, pp.842-850, 2009.
DOI : 10.1038/ngeo686

E. D. 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

A. Shvidenko and S. Nilsson, Dynamics of russian forests and the carbon budget in 1961?1998: An assessment based on long-term forest inventory data, Climatic Change, vol.55, issue.1/2, pp.5-37, 2002.
DOI : 10.1023/A:1020243304744

A. Z. Shvidenko, S. Nilsson, V. S. Stolbovoi, V. A. Rozhkov, and M. Gluck, Aggregated estimation of basic parameters of biological production and the carbon budget of russian terrestrial ecosystems: 2. Net primary production, Russ, J. Ecol, vol.32, pp.71-7710, 2001.

J. F. Soussana, P. Loiseau, N. Vuichard, E. Ceschia, J. Balesdent et al., Carbon cycling and sequestration opportunities in temperate grasslands, Soil Use Manage, pp.219-230, 2004.

D. J. Spiegelhalter, N. G. Best, B. P. Carlin, and A. Van-der-linde, Bayesian measures of model complexity and fit, Journal of the Royal Statistical Society: Series B (Statistical Methodology), vol.93, issue.4, pp.583-639, 2002.
DOI : 10.1002/1097-0258(20000915/30)19:17/18<2265::AID-SIM568>3.0.CO;2-6

P. A. Stott, D. A. Stone, A. , and M. R. , Human contribution to the European heatwave of 2003, Nature, vol.28, issue.7017, pp.610-614, 2003.
DOI : 10.1175/1520-0442(2003)016<4079:DMUTSC>2.0.CO;2

M. Sulkava, S. Luyssaert, S. Zaehle, and D. Papale, Assessing and improving the representativeness of monitoring networks: The European flux tower network example, Journal of Geophysical Research, vol.24, issue.25, p.10, 1029.
DOI : 10.1029/2010JG001562
URL : https://hal.archives-ouvertes.fr/cea-00853368

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

R. L. Thompson, P. Bousquet, F. Chevallier, E. Dlugokencky, A. T. Vermeulen et al., Global and european scale n 2 o emissions estimated using a variational inversion approach, Nitrogen & Global Change Proceedings, K., and Lindner, M.: A comparison of alternative modelling approaches to evaluate the european forest carbon fluxes, pp.11-14, 2010.

L. R. Welp, J. T. Randerson, and H. P. Liu, The sensitivity of carbon fluxes to spring warming and summer drought depends on plant functional type in boreal forest ecosystems, Agricultural and Forest Meteorology, vol.147, issue.3-4, pp.172-185, 2007.
DOI : 10.1016/j.agrformet.2007.07.010

S. Zaehle, S. Sitch, I. C. Prentice, J. Liski, W. Cramer et al., THE IMPORTANCE OF AGE-RELATED DECLINE IN FOREST NPP FOR MODELING REGIONAL CARBON BALANCES, Ecological Applications, vol.16, issue.4, pp.1555-1574, 2006.
DOI : 10.1111/j.0269-8463.2005.00953.x

S. Zaehle, A. Bondeau, T. R. Carter, W. Cramer, M. Erhard et al., Projected Changes in Terrestrial Carbon Storage in Europe under Climate and Land-use Change, 1990???2100, Ecosystems, vol.16, issue.4, pp.380-401, 1990.
DOI : 10.1007/s10021-007-9028-9

S. Zaehle, A. D. Friend, P. Friedlingstein, F. Dentener, P. Peylin et al., Carbon and nitrogen cycle dynamics in the O-CN land surface model: 2. Role of the nitrogen cycle in the historical terrestrial carbon balance, Global Biogeochemical Cycles, vol.37, issue.D16, pp.100610-1029, 2010.
DOI : 10.1029/2009GB003522

S. Zaehle, P. Ciais, A. D. Friend, and V. Prieur, Carbon benefits of anthropogenic reactive nitrogen offset by nitrous oxide emissions, Nature Geoscience, vol.19, issue.9, pp.601-60510, 2011.
DOI : 10.1038/ngeo1207