Researchers

Earth sciences / ORR, JAMES C.

orr

Position

Research Director (Ocean carbon cycle modeling),
Laboratoire des Sciences du Climat et l'Environnement (LSCE),
Centre National de la Recherche Scientifique,
Gif-sur-Yvette, France.

Research interests

Chemical oceanography;
Marine radiochemistry;
Ocean circulation and tracers;
Ocean carbon cycle and biogeochemistry;
Numerical simulation, model evaluation and comparison;
Ocean acidification;
Carbon sequestration;
Global carbon cycle

Prizes and awards

Guest Editor, Journal Geophysical Research (Oceans) Special Section: The Ocean in a High CO2 World, 2004 to 2005

Associate Editor, Journal Geophysical Research (Oceans), 2000 to 2004

Vice-Chair, SCOR-IOC planning committee for international symposium on "The Ocean in a High CO2 World", Paris, May 2004

Member, Steering Committee, Carbo-Ocean IP, EU Project (6th Framework), since 2003

Chair, Working Group on Direct effects of anthropogenic CO2 on biogeochemical cycles and ecosystems, IGBP OCEANS Core Project, 2003

Member, IGBP/GAIM Task Force (International Geosphere Biosphere Programme/Global Analysis, Integration and Modeling), 1998-2003

Publications

Orr, J. C., V. J. Fabry, O. Aumont, Laurent Bopp, S. C. Doney, R. A. Feely, A. Gnanadesikan, N. Gruber, A. Ishida, F. Joos, R. M. Key, K. Lindsay, E. Maier-Reimer, R. Matear, P. Monfray, A. Mouchet, R. G. Najjar, G.-K. Plattner, K. B. Rodgers, C. L. Sabine, J. L. Sarmiento, R. Schlitzer, R. D. Slater, I. J. Totterdell, M.-F. Weirig, Y. Yamanaka, and A. Yool, Anthropogenic ocean acidification over the twenty-first century and its impact on calcifying organisms, Nature, Vol 437, doi:10.1038/nature04095, 681--686, 29 Sept. 2005.

Orr, J. C., S. Pantoja, and H.-O. Poertner. Introduction to special section: The Ocean in a High-CO2 World, J. Geophys. Res., 110, C09S01, doi :10.1029/2005JC003086, 2005.

Orr, J. C., O. Aumont, A. Yool, G.-K. Plattner, F. Joos, E. Maier-Reimer, M.-F. Weirig, R. Schlitzer, K. Caldeira, M. E. Wickett, R. J. Matear, B. K. Mignone, J. L. Sarmiento, Narrowing the uncertainty for deep-ocean injection efficiency, in Proceedings of the 7th International Conference on Greenhouse Gas Control Technologies, eds. M. Wilson, T. Morris, J. Gale, K. Thambimuthu, Vol II, part I, 1481--1485, Elsevier Ltd, Oxford, UK, 2005.

Raynaud, S., O. Aumont, K. Rodgers, P. Yiou, et . J. C. Orr. Interannual-to-decadal variability of North Atlantic air-sea CO2 fluxes, Ocean Science Discussions 2, 437--472, 2005.

Belviso, S., L. Bopp, C. Moulin and J. C. Orr, T.R. Anderson, O. Aumont, S. Chu, S. Elliott and M.E. Maltrud, and R. Simó, Comparison of global climatological maps of sea surface dimethylsulfide, Global Biogeochem. Cycles, 18, 3, GB3013, doi:10.1029/2003GB002193, 2004.

Cicerone, R., J. C. Orr, P. Brewer, P. Haugan, L. Merlivat, T. Ohsumi, S. Pantoja, H.O. Poertner, The Ocean in a High CO2 World, EOS, 85, 37, 2 pp.,2004.

Cicerone, R., J. C. Orr, P. Brewer, P. Haugan, L. Merlivat, T. Ohsumi, S. Pantoja, H.O. Poertner, The Ocean in a High CO2 World, Oceanography, 17, 3, 7278, 2004.

Doney, S.C., K. Lindsay, K. Caldeira, J.-M. Campin, H. Drange, J.-C. Dutay, M. Follows, Y. Gao, A. Gnanadesikan, N. Gruber, A. Ishida, F. Joos, G. Madec, E. Maier-Reimer, J.C. Marshall, R.J. Matear, P. Monfray, A. Mouchet, R. Najjar, J.C. Orr, G.-K. Plattner, J. Sarmiento, R. Schlitzer, R. Slater, I.J. Totterdell, M.-F. Weirig, Y. Yamanaka, A. Yool, Evaluating global ocean carbon models: the importance of realistic physics, submitted to Global Biogeochem. Cycles, 18, GB3017, doi:10.1029/2003GB002150, 2004.

Dutay, J.C., P. Jean-Baptiste, J.M. Campin, A. Ishida, E. Maier-Reimer, R.J. Matear, A. Mouchet, I.J. Totterdell, Y. Yamanaka, K. Rodgers, G. Madec, and J. C. Orr, Evaluation of OCMIP2 ocean model's deep circulation with mantle helium3, J. of Marine Systems, 48, 1-4, 1536, doi:10.1016/j.jmarsys.2003.05.010, 2004.

Matsumoto, K., J.L. Sarmiento, R.M. Key, O. Aumont, J.L. Bullister, K. Caldeira, J.-M. Campin, S.C. Doney, H. Drange, J.-C. Dutay, M. Follows, Y. Gao, A. Gnanadesikan, N. Gruber, A. Ishida, F. Joos, K. Lindsay, E. Maier-Reimer, J.C. Marshall, R.J. Matear, P. Monfray, R. Najjar, G.-K. Plattner, R. Schlitzer, R. Slater, P.S. Swathi, I.J. Totterdell, M.-F. Weirig, Y. Yamanaka, A. Yool, J.C. Orr, Evaluation of ocean carbon cycle models with data-based metrics, Geophys. Res. Lett.,31, LO7303, doi :10.1029/2003GL018970, 2004.

Orr, J. C., Modelling of ocean storage of CO2---The GOSAC study, Report PH4/37, IEA Greenhouse Gas R&D Programme, 96 pp., 2004.

Rodgers, K. B., O. Aumont, B. Blanke, G. Madec, C. Menkes, J. C. Orr, D. P. Schrag, P. Monfray, Radiocarbon as a thermocline proxy in the eastern equatorial Pacific, submitted to Geophys. Res. Lett.,, 31, L14314, doi:10.1029/2004GL019764, 2004.

Le Quéré, C. , O. Aumont, P. Monfray, and J. C. Orr, Propagation of climatic events on ocean stratification, marine biology and CO2: case studies over the 1979-1999 period. J. Geophys. Res., 108C(12), 4182, doi:10.1029/2003GL016867, 2003.

Orr, J. C., O. Aumont, A. Yool, G.-K. Plattner, F. Joos, E. Maier-Reimer, M.-F. Weirig, R. Schlitzer, K. Caldeira, M. Wickett, R. Matear, B. Mignone, J. Sarmiento, J. Davison, The GOSAC project to predict the efficiency of ocean CO2 sequestration using 3-D ocean models, in Greenhouse Gas Control Technologies--6th International Conference, eds. J. Gale and Y. Kaya, Pergamon, 2003.

Watson, A. J. and J. C. Orr. Carbon dioxide fluxes in the global ocean Chapter 5 in Ocean Biogeochemistry: the Role of the Ocean Carbon Cycle in Global Change (a JGOFS Synthesis), eds. M. Fasham, J. Field, T. Platt, and B. Zeitzschel, Springer, Berlin, pp. 123--141, 2003.

Dutay, J.-C., J. Bullister, S. C. Doney, J. C. Orr, R. G. Najjar, K. Caldeira, J.-M. Campin, H. Drange, M. Follows, Y. Gao, N. Gruber, M. W. Hecht, A. Ishida, F. Joos, K. Lindsay, G. Madec, E. Maier-Reimer, J. C. Marshall, R. Matear, P. Monfray, G. K. Plattner, J. L. Sarmiento, R. Schlitzer, R. D. Slater, I. J. Totterdell, M.-F. Weirig, Y. Yamanaka, and A. Yool, Evaluation of ocean model ventilation with CFC-11: Comparison of 13 global ocean models, Ocean Modelling, 4(2), 89-120, 2002.

Orr, J. C., Final OCMIP-2 Report, 128 pp., 2002.

Prentice, C., G. Farquhar, M. Fasham, M. Goulden, M. Heimann, V. Jaramillo, H. Kheshgi, C. Le Quéré, R. Scholes, and D. Wallace. (Contributing authors: including J.C. Orr) The carbon cycle and atmospheric CO2, in Climate Change:The Scientific Basis, the contribution of WGI of the IPCC to the IPCC Third Assessment Report (TAR), eds. J. Houghton and D. Yihui, Cambridge University Press, pp. 183-237, 2002.

Aumont, O., J. C. Orr, P. Monfray, W. Ludwig, P. Amiotte-Suchet, and J.-L. Probst, Riverine-driven interhemispheric transport of carbon, Global Biogeochem. Cycles, 15, 393--405, 2001.

Bopp, L., P. Monfray, O. Aumont, J.-L. Dufresne, H. LeTreut, G. Madec, L. Terray, and J. C. Orr, Potential impact of climate change of marine export production, Global Biogeochem. Cycles, 15, 81--99, 2001.

Friedlingstein, P., L. Bopp, P. Ciais, J.-L. Dufresne, L. Fairhead, H. LeTreut, P. Monfray, and J. C. Orr, Positive feeedback of the carbon cycle on future climate change, Geophys. Res. Lett., 28, 1543--1546, 2001.

Jean-Baptiste, P., P. Ciais, J. C. Orr, and R. Ducroux, Séquestration du CO2 : Faisabilité et Coût, CEA Report CEA-R-5989, DSM, CEA Saclay, France, 70, 2001.

Orr, J. C., OCMIP evaluation of deep-ocean circulation, Research GAIM, 2, 5, 2001.

Orr, J. C., O. Aumont, A. Yool, K. Plattner, F. Joos, E. Maier-Reimer, M.-F. Weirig, R. Schlitzer, K. Caldeira, M. Wickett, and R. Matear, Ocean CO2 sequestration efficiency from 3-D ocean model comparison,, in Greenhouse Gas Control Technologies (Proceedings of the 5th Inter. Conf. on Greenhouse Gas Control Technologies), edited by D. Williams, B. Durie, P. McMullan, C. Paulson, and A. Smith, CSIRO, Collingwood, Australia, pp. 469-474, 2001.

Orr, J. C., P. Monfray, E. Maier-Reimer, U. Mikolajewicz, J. Palmer, N. K. Taylor, J. R. Toggweiler, J. L. Sarmiento, C. L. Quéré, N. Gruber, C. L. Sabine, R. M. Key, and J. Boutin, Estimates of anthropogenic carbon uptake from four three-dimensionsal global ocean models, Global Biogeochem. Cycles, 15, 43--60, 2001.

Le Quéré, C., J. C. Orr, P. Monfray, O. Aumont, and G. Madec, Interannual variability of the oceanic sink of CO2 from 1979 to 1997, Global Biogeochem. Cycles, 14, 1247--1265, 2000.

Orr, J. C., Global Ocean Storage of Anthropogenic Carbon, Proceedings from European Climate Science Conference (CD-ROM), Vienna. European Commission, CD-ROM, 8 pp., 2000.

Sarmiento, J. L., P. Monfray, E. Maier-Reimer, O. Aumont, R. Murnane, and J. C. Orr, Sea-air CO2 fluxes and carbon transport: A comparison of three ocean general circulation models, Global Biogeochem. Cycles, 14, 1267--1281, 2000.

Taylor, J. A., and J. C. Orr, The natural latitudinal distribution of atmospheric CO2, Global and Planetary Change, 26, 375--386, 2000.