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Evaluation of the terrestrial carbon cycle, future plant geography and climate-carbon cycle feedbacks using five Dynamic Global Vegetation Models (DGVMs)

S. SITCH, C. HUNTINGFORD, N. GEDNEY, P. E. LEVY, M. LOMAS, S. L. PIAO, R. BETTS, P. CIAIS, P. COX, P. FRIEDLINGSTEIN, C. D. JONES, I. C. PRENTICE (+1 others)
2008 Global Change Biology  
All models simulate a release of land carbon in response to climate, when physiological effects of elevated atmospheric CO 2 on plant production are not considered, implying a positive terrestrial climate-carbon  ...  All DGVMs simulate a reduction in global net primary production (NPP) and a decrease in soil residence time in the tropics and extratropics in response to future climate.  ...  A. B., C. D. J., N. G., S. S. was supported by the UK DEFRA Climate Prediction Programme under Contract PECD 7/12/37. This study was also supported by the ENSEMBLES FP6 and the NERC QUEST programmes.  ... 
doi:10.1111/j.1365-2486.2008.01626.x fatcat:us6zr574hrh33icj7r5w2ktbu4

Carbon-nitrogen interactions regulate climate-carbon cycle feedbacks: results from an atmosphere-ocean general circulation model

P. E. Thornton, S. C. Doney, K. Lindsay, J. K. Moore, N. Mahowald, J. T. Randerson, I. Fung, J.-F. Lamarque, J. J. Feddema, Y.-H. Lee
2009 Biogeosciences  
associated with increased decomposition of soil organic matter under a warming climate, which in this particular model results in a negative gain for the climate-carbon feedback.  ...  delivers a dynamic research platform to scholars worldwide. particular model results in a negative gain for the climate-carbon feedback.  ...  This work was supported in part by NASA Earth Science Enterprise, Terrestrial Ecology Program, grant #W19,953 to P. E. Thornton  ... 
doi:10.5194/bg-6-2099-2009 fatcat:axlgx745wzdkjmz4prb63by5pm

Carbon-nitrogen interactions regulate climate-carbon cycle feedbacks: results from an atmosphere-ocean general circulation model

P. E. Thornton, S. C. Doney, K. Lindsay, J. K. Moore, N. Mahowald, J. T. Randerson, I. Fung, J.-F. Lamarque, J. J. Feddema, Y.-H. Lee
2009 Biogeosciences Discussions  
associated with increased decomposition of soil organic matter under a warming climate, which in this particular model results in a negative gain for the climate-carbon feedback.  ...  cycle interactions in their land components.  ...  This work was supported in part by NASA Earth Science Enterprise, Terrestrial Ecology Program, grant #W19,953 to P. E. Thornton  ... 
doi:10.5194/bgd-6-3303-2009 fatcat:3ld2of4nkjhl5crh577wmjnnku

Evaluating the carbon cycle of a coupled atmosphere-biosphere model

Christine Delire, Jonathan A. Foley, Starfley Thompson
2003 Global Biogeochemical Cycles  
A. Foley, and S. Thompson, Evaluating the carbon cycle of a coupled atmosphere-biosphere model,  ...  1] We investigate how well a coupled biosphere-atmosphere model, CCM3-IBIS, can simulate the functioning of the terrestrial biosphere and the carbon cycling through it.  ...  This work was supported in part by subcontract B515080 from the Regents of the University of California to the University of Wisconsin under prime contract W-7405-ENG-48 between the University of California  ... 
doi:10.1029/2002gb001870 fatcat:yfqaza4y5rccfmaxmeyvyi57gq

GEOCLIM reloaded (v 1.0): a new coupled earth system model for past climate change

S. Arndt, P. Regnier, Y. Goddéris, Y. Donnadieu
2011 Geoscientific Model Development  
However, GEOCLIM reloaded was designed to resolve the biogeochemical cycling under past extreme climate conditions.  ...  Although this formulation cannot resolve the carbonate phase mineralogy, it allows for a simple and scalable description of shallow water carbonate fluxes and their impact on global carbon cycling in the  ... 
doi:10.5194/gmd-4-451-2011 fatcat:qns44fxotvgj5k2wvrncbj433u

C4MIP – The Coupled Climate–Carbon Cycle Model Intercomparison Project: experimental protocol for CMIP6

Chris D. Jones, Vivek Arora, Pierre Friedlingstein, Laurent Bopp, Victor Brovkin, John Dunne, Heather Graven, Forrest Hoffman, Tatiana Ilyina, Jasmin G. John, Martin Jung, Michio Kawamiya (+5 others)
2016 Geoscientific Model Development  
For over a decade, C4MIP has coordinated coupled climatecarbon cycle simulations, and in this paper we describe the C4MIP simulations that will be formally part of CMIP6.  ...  <br><br> The Coupled ClimateCarbon Cycle Model Intercomparison Project (C4MIP) takes responsibility for design, documentation, and analysis of carbon cycle feedbacks and interactions in climate simulations  ...  For over a decade, C4MIP has coordinated coupled climate-carbon cycle simulations, and in this paper we describe the C4MIP simulations that will be formally part of CMIP6.  ... 
doi:10.5194/gmd-9-2853-2016 fatcat:k7kynrevb5dmfis22vi274ggq4

A novel bias correction methodology for climate impact simulations

S. Sippel, F. E. L. Otto, M. Forkel, M. R. Allen, B. P. Guillod, M. Heimann, M. Reichstein, S. I. Seneviratne, K. Thonicke, M. D. Mahecha
2016 Earth System Dynamics  
In conclusion, the present study introduces an approach to alleviate climate model biases in a physically consistent way and demonstrates that this yields strongly improved simulations of climate extremes  ...  Moreover, we simulate biosphere&amp;ndash;atmosphere fluxes of carbon and water using a terrestrial ecosystem model (LPJmL) driven by the bias-corrected climate forcing.  ...  We appreciate the creators and providers of observational and reanalysis data sets, including in particular the Berkeley Earth Observations (Rohde et al., 2013) , University of East Anglia Climatic Research  ... 
doi:10.5194/esd-7-71-2016 fatcat:wupx3hbnsjh77ecdfpjilpqype

A novel bias correction methodology for climate impact simulations

S. Sippel, F. E. L. Otto, M. Forkel, M. R. Allen, B. P. Guillod, M. Heimann, M. Reichstein, S. I. Seneviratne, K. Thonicke, M. D. Mahecha
2015 Earth System Dynamics Discussions  
In conclusion, the present study introduces an approach to alleviate climate model biases in a physically consistent way and demonstrates that this yields strongly improved simulations of climate extremes  ...  Moreover, we simulate biosphere–atmosphere fluxes of carbon and water using a terrestrial ecosystem model (LPJmL) driven by the bias corrected climate forcing.  ...  We appreciate the creators and providers of observational and reanalysis data sets, including in particular the Berkeley Earth Observations (Rohde et al., 2013) , University of East Anglia Climatic Research  ... 
doi:10.5194/esdd-6-1999-2015 fatcat:pdsrsyw6vvd6lhrujslrv2r6fe

Soil moisture–atmosphere feedback dominates land carbon uptake variability

Vincent Humphrey, Alexis Berg, Philippe Ciais, Pierre Gentine, Martin Jung, Markus Reichstein, Sonia I. Seneviratne, Christian Frankenberg
2021 Nature  
The strength of this feedback mechanism explains why coupled climate models indicate that soil moisture has a dominant role4, which is not readily apparent from land surface model simulations and observational  ...  These findings highlight the need to account for feedback between soil and atmospheric dryness when estimating the response of the carbon cycle to climatic change globally5,7, as well as when conducting  ...  the carbon cycle to a warming and changing climate 10 .  ... 
doi:10.1038/s41586-021-03325-5 pmid:33790442 fatcat:3mxybrh66bfpxfqzfexcaqn5tq

Global response of the terrestrial biosphere to CO2and climate change using a coupled climate-carbon cycle model

M. Berthelot, P. Friedlingstein, P. Ciais, P. Monfray, J. L. Dufresne, H. Le Treut, L. Fairhead
2002 Global Biogeochemical Cycles  
This constitutes a positive feedback in the climate-carbon cycle system.  ...  1] We study the response of the land biosphere to climate change by coupling a climate general circulation model to a global carbon cycle model.  ...  A symmetrical analysis of the ocean carbon cycle in the coupled carbon cycle-climate model is presented by Bopp et al. [2001] .  ... 
doi:10.1029/2001gb001827 fatcat:g6nueobsjjdmjpelftwzujj5qe

Carbon cycle feedbacks and future climate change

Pierre Friedlingstein
2015 Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences  
One contribution of 12 to a discussion meeting issue 'Feedbacks on climate in the Earth system' .  ...  CO 2 relative to pre-industrial in the coupled and uncoupled simulations, respectively, and g is the gain of the climate-carbon cycle system.  ...  However, in the coupled runs the land and ocean carbon cycle are 'seeing' both CO 2 increase and climate change (as the climate evolves as the simulated atmospheric CO 2 increases); while in the uncoupled  ... 
doi:10.1098/rsta.2014.0421 pmid:26438284 fatcat:fr2vknf5ozdsfjyf53dsqcz75i

Development and evaluation of an Earth-System model – HadGEM2

W. J. Collins, N. Bellouin, M. Doutriaux-Boucher, N. Gedney, P. Halloran, T. Hinton, J. Hughes, C. D. Jones, M. Joshi, S. Liddicoat, G. Martin, F. O'Connor (+6 others)
2011 Geoscientific Model Development  
The reason for the evaluation phase is that the model is to be used for the core climate simulations carried out by the Met Office Hadley Centre for the Coupled Model Intercomparison Project (CMIP5), so  ...  Localised changes in some specific meteorological variables can be identified, but the impacts on the overall simulation of present day climate are slight.  ...  The development of the HadGEM2 family represents the work of a large number of people, to whom the authors are indebted.  ... 
doi:10.5194/gmd-4-1051-2011 fatcat:iyb3wm6qifggfeyfc7dw5lis7e

The C4MIP experimental protocol for CMIP6

Chris D. Jones, Vivek Arora, Pierre Friedlingstein, Laurent Bopp, Victor Brovkin, John Dunne, Heather Graven, Forrest Hoffman, Tatiana Ilyina, Jasmin G. John, Martin Jung, Michio Kawamiya (+5 others)
2016 Geoscientific Model Development Discussions  
For over a decade C4MIP has coordinated coupled climate-carbon cycle simulations and in this paper we describe the C4MIP simulations that will be formally part of CMIP6.  ...  <br><br> The Coupled Climate-Carbon Cycle Model Intercomparison Project (C4MIP) takes responsibility for design, documentation and analysis of carbon cycle feedbacks and interactions in climate simulations  ...  a full earth system approach to the climate and carbon cycle. 10 The primary focus of the Coupled Climate-Carbon Cycle Model Intercomparison Project (C4MIP) is to understand and quantify future century-scale  ... 
doi:10.5194/gmd-2016-36 fatcat:7lwwcx6c6zbxpaftjr6ocpg6jy

LS3MIP (v1.0) contribution to CMIP6: the Land Surface, Snow and Soil moisture Model Intercomparison Project – aims, setup and expected outcome

Bart van den Hurk, Hyungjun Kim, Gerhard Krinner, Sonia I. Seneviratne, Chris Derksen, Taikan Oki, Hervé Douville, Jeanne Colin, Agnès Ducharne, Frederique Cheruy, Nicholas Viovy, Michael J. Puma (+14 others)
2016 Geoscientific Model Development  
The solid and liquid water stored at the land surface has a large influence on the regional climate, its variability and predictability, including effects on the energy, water and carbon cycles.  ...  variability and climate change, and to diagnose systematic biases in the land modules of current Earth system models (ESMs).  ...  The LFMIP-rmLC simulation allows evaluation of this contribution on seasonal timescales, and changes of patterns of high/low land surface impact in a future climate.  ... 
doi:10.5194/gmd-9-2809-2016 fatcat:elwd2ta5kjgtjgp5btbr4sqqgq

Emergent constraints on climate-carbon cycle feedbacks in the CMIP5 Earth system models

Sabrina Wenzel, Peter M. Cox, Veronika Eyring, Pierre Friedlingstein
2014 Journal of Geophysical Research - Biogeosciences  
temperature variability (γ IAV ) has previously been identified by Cox et al. (2013) across an ensemble of Earth system models (ESMs) participating in the Coupled Climate-Carbon Cycle Model Intercomparison  ...  A wide spread in tropical land carbon storage is found for the quadrupling of atmospheric CO 2 , which is of the order of 252 ± 112 GtC when carbon-climate feedbacks are enabled.  ...  The third simulation also considers a 1%/yr increase of CO 2 , but in which the carbon cycle is not affected by any climate change (esmFixClim1, hereafter referred to as "1%BGC", the biogeochemically coupled  ... 
doi:10.1002/2013jg002591 fatcat:c2m3zxhnbbhtxpoo3zmujgxhha
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